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Symbol Guru Ownership Insider Buys/Sells (6 months)
ACHN

Achillion Pharmaceuticals Inc

» Details

Guru Trades

Q1 2014

ACHN Guru Trades in Q1 2014

Steven Cohen 43,533 sh (New)
Jean-Marie Eveillard Sold Out
Paul Tudor Jones Sold Out
Chuck Royce 500,000 sh (-15.25%)
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Q2 2014

ACHN Guru Trades in Q2 2014

Paul Tudor Jones 26,592 sh (New)
Steven Cohen 547,200 sh (unchged)
Chuck Royce 2,262 sh (-99.55%)
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Q3 2014

ACHN Guru Trades in Q3 2014

Jim Simons 897,300 sh (New)
Steven Cohen 1,048,100 sh (+91.54%)
Paul Tudor Jones 45,217 sh (+70.04%)
Chuck Royce 2,262 sh (unchged)
» More
Q4 2014

ACHN Guru Trades in Q4 2014

John Burbank 36,104 sh (New)
John Burbank 207,000 sh (unchged)
Jim Simons Sold Out
Chuck Royce Sold Out
Steven Cohen 621,900 sh (-40.66%)
Paul Tudor Jones 13,942 sh (-69.17%)
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» Details

Insider Trades

ACOR

Acorda Therapeutics Inc

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Guru Trades

Q2 2014

ACOR Guru Trades in Q2 2014

Joel Greenblatt 51,262 sh (New)
Steven Cohen 615,600 sh (unchged)
David Dreman Sold Out
Jim Simons 41,500 sh (-80.92%)
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Q3 2014

ACOR Guru Trades in Q3 2014

Joel Greenblatt 150,609 sh (+193.80%)
Jim Simons 97,900 sh (+135.90%)
Steven Cohen Sold Out
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Q4 2014

ACOR Guru Trades in Q4 2014

Steven Cohen 247,841 sh (New)
Joel Greenblatt 161,650 sh (+7.33%)
Jim Simons 54,100 sh (-44.74%)
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Q1 2015

ACOR Guru Trades in Q1 2015

John Hussman 210,000 sh (New)
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» Details

Insider Trades

AFFY

Affymax Inc

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Guru Trades

AFFY Guru Trades in

AFFY Guru Trades in

AFFY Guru Trades in

Q2 2013

AFFY Guru Trades in Q2 2013

Jim Simons Sold Out
Paul Tudor Jones Sold Out
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Insider Trades

ALKS

Alkermes PLC

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Guru Trades

Q2 2014

ALKS Guru Trades in Q2 2014

Ken Fisher 55,309 sh (New)
Jim Simons 214,686 sh (+302.71%)
Vanguard Health Care Fund 6,135,913 sh (+18.45%)
Murray Stahl 25,000 sh (unchged)
John Burbank Sold Out
Pioneer Investments 175,517 sh (-2.90%)
Jeff Auxier 28,851 sh (-3.35%)
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Q3 2014

ALKS Guru Trades in Q3 2014

Ken Fisher 97,264 sh (+75.86%)
Vanguard Health Care Fund 6,223,083 sh (+1.42%)
Jeff Auxier 28,851 sh (unchged)
Pioneer Investments 292,728 sh (unchged)
Murray Stahl 25,000 sh (unchged)
Jim Simons 155,786 sh (-27.44%)
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Q4 2014

ALKS Guru Trades in Q4 2014

Ken Fisher 107,164 sh (+10.18%)
Vanguard Health Care Fund 6,226,383 sh (+0.05%)
Murray Stahl 25,000 sh (unchged)
Jeff Auxier 27,851 sh (-3.47%)
Pioneer Investments 281,576 sh (-3.81%)
Jim Simons 63,986 sh (-58.93%)
» More
Q1 2015

ALKS Guru Trades in Q1 2015

Vanguard Health Care Fund 6,229,583 sh (+0.05%)
Ken Fisher 107,164 sh (unchged)
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» Details

Insider Trades

ALNY

Alnylam Pharmaceuticals Inc

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Guru Trades

Q2 2014

ALNY Guru Trades in Q2 2014

Vanguard Health Care Fund 4,973,900 sh (+9.93%)
Jim Simons Sold Out
George Soros Sold Out
Columbia Wanger 784,500 sh (-13.10%)
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Q3 2014

ALNY Guru Trades in Q3 2014

Steven Cohen 12,100 sh (New)
Vanguard Health Care Fund 5,277,100 sh (+6.10%)
Pioneer Investments 324,287 sh (unchged)
Columbia Wanger 554,000 sh (-29.38%)
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Q4 2014

ALNY Guru Trades in Q4 2014

Bill Frels 2,200 sh (New)
John Griffin 430,000 sh (New)
Paul Tudor Jones 3,540 sh (New)
Pioneer Investments 483,213 sh (+49.01%)
Steven Cohen Sold Out
Vanguard Health Care Fund 5,030,100 sh (-4.68%)
Columbia Wanger 477,700 sh (-13.77%)
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Q1 2015

ALNY Guru Trades in Q1 2015

Vanguard Health Care Fund 6,094,810 sh (+21.17%)
Columbia Wanger 402,500 sh (-15.74%)
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» Details

Insider Trades

ALXN

Alexion Pharmaceuticals Inc

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Guru Trades

Q1 2014

ALXN Guru Trades in Q1 2014

Ron Baron 10,218 sh (New)
John Burbank 1,318 sh (New)
Paul Tudor Jones 5,725 sh (New)
Ray Dalio 50,371 sh (New)
Joel Greenblatt 5,026 sh (New)
Pioneer Investments 31,453 sh (+3.12%)
Frank Sands 5,268,418 sh (-28.52%)
Steven Cohen 45,697 sh (-32.34%)
Andreas Halvorsen 1,836,658 sh (-36.16%)
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Q2 2014

ALXN Guru Trades in Q2 2014

Jim Simons 245,552 sh (New)
Joel Greenblatt 17,094 sh (+240.11%)
Andreas Halvorsen 2,006,092 sh (+9.23%)
Pioneer Investments 31,934 sh (+1.53%)
Frank Sands 5,279,782 sh (+0.22%)
Steven Cohen 11,700 sh (unchged)
John Burbank Sold Out
Ron Baron 10,145 sh (-0.71%)
Ray Dalio 26,332 sh (-47.72%)
Paul Tudor Jones 1,326 sh (-76.84%)
» More
Q3 2014

ALXN Guru Trades in Q3 2014

Paul Tudor Jones 3,120 sh (+135.29%)
Ron Baron 12,941 sh (+27.56%)
Andreas Halvorsen 2,198,451 sh (+9.59%)
Frank Sands 5,311,488 sh (+0.60%)
Pioneer Investments 30,500 sh (unchged)
Steven Cohen Sold Out
Ray Dalio Sold Out
Jim Simons 206,152 sh (-16.05%)
Joel Greenblatt 1,804 sh (-89.45%)
» More
Q4 2014

ALXN Guru Trades in Q4 2014

Ray Dalio 18,513 sh (New)
Joel Greenblatt 85,974 sh (+4665.74%)
Ron Baron 18,366 sh (+41.92%)
Pioneer Investments 30,795 sh (+0.97%)
Frank Sands 5,267,903 sh (-0.82%)
Frank Sands 5,267,903 sh (-0.82%)
Jim Simons 152,552 sh (-26.00%)
Paul Tudor Jones 1,487 sh (-52.34%)
Andreas Halvorsen 390,271 sh (-82.25%)
» More
» Details

Insider Trades

AMGN

Amgen Inc

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Guru Trades

Q2 2014

AMGN Guru Trades in Q2 2014

Daniel Loeb 450,000 sh (New)
Joel Greenblatt 9,938 sh (New)
John Buckingham 56,216 sh (New)
Paul Tudor Jones 9,013 sh (+126.17%)
Mario Gabelli 60,335 sh (+85.28%)
Ken Fisher 85,316 sh (+71.02%)
Alan Fournier 236,000 sh (+57.33%)
Bill Frels 10,991 sh (+1.96%)
Louis Moore Bacon 3,450 sh (unchged)
RS Investment Management 3,840 sh (unchged)
Steven Cohen 238,008 sh (unchged)
Jeremy Grantham 3,260,920 sh (-0.89%)
PRIMECAP Management 31,853,844 sh (-0.96%)
Vanguard Health Care Fund 8,049,455 sh (-2.00%)
Jim Simons 310,645 sh (-6.81%)
Dodge & Cox 85,857 sh (-18.82%)
John Hussman 50,000 sh (-66.67%)
Pioneer Investments 142,948 sh (-81.75%)
» More
Q3 2014

AMGN Guru Trades in Q3 2014

Jana Partners 2,765,800 sh (New)
Jean-Marie Eveillard 714,178 sh (New)
Stanley Druckenmiller 158,900 sh (New)
Ruane Cunniff 1,617 sh (New)
Daniel Loeb 1,325,000 sh (+194.44%)
Ken Fisher 156,629 sh (+83.59%)
John Buckingham 56,921 sh (+1.25%)
RS Investment Management 3,840 sh (unchged)
Pioneer Investments 108,816 sh (unchged)
Louis Moore Bacon Sold Out
Steven Cohen Sold Out
PRIMECAP Management 31,793,873 sh (-0.19%)
Bill Frels 10,941 sh (-0.45%)
Mario Gabelli 59,950 sh (-0.64%)
Vanguard Health Care Fund 7,022,755 sh (-12.75%)
Jim Simons 268,445 sh (-13.58%)
Dodge & Cox 72,907 sh (-15.08%)
Alan Fournier 160,000 sh (-32.20%)
Jeremy Grantham 1,992,020 sh (-38.91%)
John Hussman 25,000 sh (-50.00%)
Paul Tudor Jones 3,300 sh (-63.39%)
Joel Greenblatt 2,693 sh (-72.90%)
» More
Q4 2014

AMGN Guru Trades in Q4 2014

Daniel Loeb 10,675,000 sh (+705.66%)
Joel Greenblatt 10,393 sh (+285.93%)
Jim Simons 470,445 sh (+75.25%)
Paul Tudor Jones 4,600 sh (+39.39%)
RS Investment Management 4,020 sh (+4.69%)
John Buckingham 57,100 sh (+0.31%)
Ruane Cunniff 1,617 sh (unchged)
Bill Frels 10,941 sh (unchged)
John Hussman 25,000 sh (unchged)
Stanley Druckenmiller Sold Out
Jana Partners Sold Out
PRIMECAP Management 31,613,880 sh (-0.57%)
Ken Fisher 154,439 sh (-1.40%)
Jean-Marie Eveillard 651,855 sh (-8.73%)
Dodge & Cox 66,427 sh (-8.89%)
Vanguard Health Care Fund 5,580,485 sh (-20.54%)
Alan Fournier 127,000 sh (-20.63%)
Mario Gabelli 39,500 sh (-34.11%)
Jeremy Grantham 1,026,151 sh (-48.49%)
Pioneer Investments 2,625 sh (-97.59%)
» More
Q1 2015

AMGN Guru Trades in Q1 2015

Ken Fisher 156,623 sh (+1.41%)
Mario Gabelli 39,985 sh (+1.23%)
Vanguard Health Care Fund 5,580,485 sh (unchged)
John Hussman Sold Out
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» Details

Insider Trades

ARIA

ARIAD Pharmaceuticals Inc

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Guru Trades

Q1 2014

ARIA Guru Trades in Q1 2014

Jim Simons 2,248,846 sh (New)
Steven Cohen Sold Out
Paul Tudor Jones Sold Out
Chuck Royce 516,602 sh (-24.76%)
George Soros 500,000 sh (-74.36%)
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Q2 2014

ARIA Guru Trades in Q2 2014

George Soros 1,000,000 sh (+100.00%)
Jim Simons 4,399,981 sh (+95.66%)
Louis Moore Bacon 300,000 sh (unchged)
Chuck Royce 480,602 sh (-6.97%)
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Q3 2014

ARIA Guru Trades in Q3 2014

Stanley Druckenmiller 1,645,000 sh (New)
Louis Moore Bacon 300,000 sh (unchged)
Chuck Royce 440,602 sh (-8.32%)
Jim Simons 1,252,681 sh (-71.53%)
George Soros 150,000 sh (-85.00%)
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Q4 2014

ARIA Guru Trades in Q4 2014

Paul Tudor Jones 27,227 sh (New)
Louis Moore Bacon 300,000 sh (unchged)
Chuck Royce 440,602 sh (unchged)
Stanley Druckenmiller Sold Out
George Soros Sold Out
Jim Simons 281,381 sh (-77.54%)
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» Details

Insider Trades

ARNA

Arena Pharmaceuticals Inc

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Guru Trades

Q2 2014

ARNA Guru Trades in Q2 2014

Jim Simons 57,355 sh (New)
Murray Stahl 45,000 sh (unchged)
Ken Fisher 11,000 sh (unchged)
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Q3 2014

ARNA Guru Trades in Q3 2014

Jim Simons 773,155 sh (+1248.02%)
Ken Fisher 11,000 sh (unchged)
Murray Stahl 45,000 sh (unchged)
» More
Q4 2014

ARNA Guru Trades in Q4 2014

Ken Fisher 11,000 sh (unchged)
Murray Stahl 45,000 sh (unchged)
Jim Simons 230,500 sh (-70.19%)
» More
Q1 2015

ARNA Guru Trades in Q1 2015

Ken Fisher 11,000 sh (unchged)
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» Details

Insider Trades

AVEO

AVEO Pharmaceuticals Inc

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Guru Trades

Q1 2014

AVEO Guru Trades in Q1 2014

Steven Cohen 500,000 sh (New)
Seth Klarman 3,829,350 sh (unchged)
Chuck Royce Sold Out
Jim Simons 1,275,453 sh (-1.82%)
Paul Tudor Jones 106,701 sh (-2.20%)
» More
Q2 2014

AVEO Guru Trades in Q2 2014

George Soros 49,076 sh (New)
Jim Simons 1,343,488 sh (+5.33%)
Paul Tudor Jones 106,701 sh (unchged)
Seth Klarman 3,829,350 sh (unchged)
» More
Q3 2014

AVEO Guru Trades in Q3 2014

Seth Klarman 3,829,350 sh (unchged)
George Soros Sold Out
Paul Tudor Jones 99,319 sh (-6.92%)
Jim Simons 591,700 sh (-55.96%)
» More
Q4 2014

AVEO Guru Trades in Q4 2014

Jim Simons 675,800 sh (+14.21%)
Seth Klarman Sold Out
Seth Klarman Sold Out
Paul Tudor Jones 88,219 sh (-11.18%)
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» Details

Insider Trades

BIIB

Biogen Inc

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Guru Trades

Q2 2014

BIIB Guru Trades in Q2 2014

Stanley Druckenmiller 103,800 sh (New)
Louis Moore Bacon 32,500 sh (New)
Jim Simons 129,261 sh (New)
Ken Fisher 88,885 sh (+386.61%)
Jeremy Grantham 857,799 sh (+79.83%)
Ron Baron 8,632 sh (+41.76%)
Mario Gabelli 4,175 sh (+16.46%)
Frank Sands 4,891,463 sh (+0.38%)
Bill Frels 1,125 sh (unchged)
Steven Cohen 7,600 sh (unchged)
Murray Stahl 8,493 sh (unchged)
Andreas Halvorsen Sold Out
John Burbank Sold Out
Caxton Associates Sold Out
Ken Heebner Sold Out
George Soros Sold Out
Joel Greenblatt Sold Out
PRIMECAP Management 17,258,311 sh (-1.39%)
Pioneer Investments 1,232 sh (-1.52%)
Vanguard Health Care Fund 559,700 sh (-6.62%)
RS Investment Management 16,250 sh (-8.04%)
Paul Tudor Jones 899 sh (-72.75%)
» More
Q3 2014

BIIB Guru Trades in Q3 2014

Joel Greenblatt 31,391 sh (New)
Ray Dalio 1,646 sh (New)
Ken Heebner 80,000 sh (New)
Paul Tudor Jones 3,061 sh (+240.49%)
RS Investment Management 20,205 sh (+24.34%)
Mario Gabelli 4,635 sh (+11.02%)
Bill Frels 1,170 sh (+4.00%)
Frank Sands 4,952,096 sh (+1.24%)
Pioneer Investments 1,069 sh (unchged)
Stanley Druckenmiller 103,800 sh (unchged)
Louis Moore Bacon Sold Out
Steven Cohen Sold Out
Ron Baron 8,613 sh (-0.22%)
PRIMECAP Management 17,216,631 sh (-0.24%)
Murray Stahl 8,468 sh (-0.29%)
Jeremy Grantham 800,301 sh (-6.70%)
Ken Fisher 78,457 sh (-11.73%)
Jim Simons 92,661 sh (-28.31%)
Vanguard Health Care Fund 233,600 sh (-58.26%)
» More
Q4 2014

BIIB Guru Trades in Q4 2014

Pioneer Investments 18,593 sh (+1639.29%)
Ray Dalio 15,146 sh (+820.17%)
Paul Tudor Jones 27,786 sh (+807.74%)
Stanley Druckenmiller 359,400 sh (+246.24%)
Mario Gabelli 4,935 sh (+6.47%)
Ron Baron 9,144 sh (+6.17%)
Ken Fisher 79,254 sh (+1.02%)
Murray Stahl 8,517 sh (+0.58%)
Frank Sands 4,974,331 sh (+0.45%)
Frank Sands 4,974,331 sh (+0.45%)
Vanguard Health Care Fund Sold Out
Ken Heebner Sold Out
PRIMECAP Management 17,170,693 sh (-0.27%)
Bill Frels 1,140 sh (-2.56%)
Jeremy Grantham 696,116 sh (-13.02%)
Jim Simons 65,161 sh (-29.68%)
Joel Greenblatt 5,012 sh (-84.03%)
RS Investment Management 1,218 sh (-93.97%)
» More
Q1 2015

BIIB Guru Trades in Q1 2015

Vanguard Health Care Fund 339,100 sh (New)
Ken Fisher 81,058 sh (+2.28%)
Mario Gabelli 4,932 sh (-0.06%)
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» Details

Insider Trades

CBST

Cubist Pharmaceuticals Inc

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Guru Trades

Q2 2014

CBST Guru Trades in Q2 2014

Ken Fisher 36,450 sh (New)
Vanguard Health Care Fund 1,467,542 sh (+10.91%)
Steven Cohen 394,200 sh (unchged)
Murray Stahl 24,000 sh (unchged)
George Soros Sold Out
Lee Ainslie Sold Out
Pioneer Investments 358,881 sh (-2.62%)
Chuck Royce 211,600 sh (-3.77%)
RS Investment Management 390,565 sh (-22.64%)
Jim Simons 47,420 sh (-74.92%)
» More
Q3 2014

CBST Guru Trades in Q3 2014

Vanguard Health Care Fund 1,977,342 sh (+34.74%)
Pioneer Investments 338,388 sh (unchged)
Murray Stahl 24,000 sh (unchged)
Jim Simons Sold Out
RS Investment Management Sold Out
Ken Fisher 34,775 sh (-4.60%)
Chuck Royce 197,980 sh (-6.44%)
Steven Cohen 340,200 sh (-13.70%)
» More
Q4 2014

CBST Guru Trades in Q4 2014

Jean-Marie Eveillard 20,000 sh (New)
Mario Gabelli 236,700 sh (New)
Prem Watsa 20,200 sh (New)
Paul Singer 539,000 sh (New)
Eric Mindich 1,904,073 sh (New)
George Soros 120,000 sh (New)
Jean-Marie Eveillard 200 sh (unchged)
Vanguard Health Care Fund 1,977,342 sh (unchged)
Steven Cohen Sold Out
Chuck Royce Sold Out
Pioneer Investments Sold Out
Murray Stahl 19,000 sh (-20.83%)
Ken Fisher 2,150 sh (-93.82%)
» More
Q1 2015

CBST Guru Trades in Q1 2015

Vanguard Health Care Fund Sold Out
Ken Fisher Sold Out
Mario Gabelli Sold Out
» More
» Details

Insider Trades

CELG

Celgene Corp

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Guru Trades

Q2 2014

CELG Guru Trades in Q2 2014

Stanley Druckenmiller 276,000 sh (New)
Joel Greenblatt 63,980 sh (New)
George Soros 688,000 sh (New)
Ken Fisher 131,064 sh (+75.59%)
Mario Gabelli 23,120 sh (+7.34%)
Steven Cohen 204,200 sh (unchged)
Ray Dalio Sold Out
Chuck Royce Sold Out
Paul Tudor Jones Sold Out
John Burbank Sold Out
Louis Moore Bacon Sold Out
Pioneer Investments 3,052,643 sh (-1.66%)
RS Investment Management 75,104 sh (-7.44%)
Jeremy Grantham 50,000 sh (-26.69%)
Ronald Muhlenkamp 144,140 sh (-51.74%)
Jim Simons 495,900 sh (-84.57%)
» More
Q3 2014

CELG Guru Trades in Q3 2014

Louis Moore Bacon 55,000 sh (New)
John Hussman 25,000 sh (New)
Stanley Druckenmiller 560,600 sh (+103.12%)
Ken Fisher 232,137 sh (+77.12%)
RS Investment Management 86,904 sh (+15.71%)
Mario Gabelli 25,760 sh (+11.42%)
Ronald Muhlenkamp 146,940 sh (+1.94%)
Pioneer Investments 3,080,374 sh (unchged)
Joel Greenblatt Sold Out
Jeremy Grantham Sold Out
Steven Cohen Sold Out
George Soros Sold Out
Jim Simons 30,400 sh (-93.87%)
» More
Q4 2014

CELG Guru Trades in Q4 2014

Joel Greenblatt 10,259 sh (New)
Paul Tudor Jones 3,776 sh (New)
Steven Cohen 110,400 sh (New)
Pioneer Investments 3,376,570 sh (+9.62%)
Jim Simons Sold Out
Louis Moore Bacon Sold Out
John Hussman Sold Out
Ken Fisher 227,331 sh (-2.07%)
Mario Gabelli 24,960 sh (-3.11%)
RS Investment Management 76,482 sh (-11.99%)
Stanley Druckenmiller 434,100 sh (-22.57%)
Ronald Muhlenkamp 86,240 sh (-41.31%)
» More
Q1 2015

CELG Guru Trades in Q1 2015

Ken Fisher 229,918 sh (+1.14%)
Mario Gabelli 24,940 sh (-0.08%)
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» Details

Insider Trades

CPHD

Cepheid

» Details

Guru Trades

Q2 2014

CPHD Guru Trades in Q2 2014

Ron Baron 902,506 sh (+1.42%)
Columbia Wanger 7,467,000 sh (unchged)
Mario Gabelli 235,000 sh (-0.21%)
PRIMECAP Management 2,255,200 sh (-0.67%)
» More
Q3 2014

CPHD Guru Trades in Q3 2014

Columbia Wanger 7,745,200 sh (+3.73%)
Ron Baron 913,196 sh (+1.18%)
PRIMECAP Management 2,255,200 sh (unchged)
Mario Gabelli 234,500 sh (-0.21%)
» More
Q4 2014

CPHD Guru Trades in Q4 2014

PRIMECAP Management 2,310,100 sh (+2.43%)
Mario Gabelli 233,500 sh (-0.43%)
Ron Baron 884,701 sh (-3.12%)
Columbia Wanger 7,203,300 sh (-7.00%)
» More
Q1 2015

CPHD Guru Trades in Q1 2015

Mario Gabelli 233,500 sh (unchged)
Columbia Wanger 6,492,300 sh (-9.87%)
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» Details

Insider Trades

DNDN

» Details

Guru Trades

Q3 2014

Guru Trades in Q3 2014

Mario Gabelli 889,238 sh (New)
Ian Cumming 9,974,226 sh (New)
Kyle Bass 4,770,800 sh (+1867.53%)
Kyle Bass 93,866,877 sh (+1867.53%)
» More
Q4 2014

Guru Trades in Q4 2014

Richard Pzena 7,078,975 sh (New)
Chuck Royce 4,478,200 sh (New)
Donald Smith 8,445,690 sh (New)
Wallace Weitz 2,499,115 sh (New)
Donald Smith 1,829,329 sh (New)
Manning & Napier Advisors, Inc 4,482,204 sh (New)
Donald Smith 10,879,013 sh (New)
Donald Smith 2,629,027 sh (New)
Donald Smith 834,156 sh (New)
Donald Smith 2,266,581 sh (New)
Donald Smith 2,000,005 sh (New)
Jean-Marie Eveillard 32,589,757 sh (+131279.00%)
Jean-Marie Eveillard 24,806 sh (+131279.00%)
Chuck Royce 1,778,629 sh (+268.44%)
Chuck Royce 4,910,019 sh (+268.44%)
Chuck Royce 1,332,663 sh (+268.44%)
Chuck Royce 5,192,400 sh (unchged)
Jim Simons 1,645,163 sh (unchged)
Charles Brandes 303,120,956 sh (unchged)
Jana Partners 0 sh (unchged)
John Keeley 2,430,834 sh (unchged)
HOTCHKIS & WILEY 1,169,667 sh (unchged)
Glenn Greenberg 2,833,719 sh (unchged)
David Einhorn 24,732,881 sh (unchged)
Jim Simons 1,372,489 sh (unchged)
James Barrow 16,183,255 sh (unchged)
Diamond Hill Capital 729,752 sh (unchged)
Columbia Wanger 0 sh (unchged)
Prem Watsa 7,993,989 sh (unchged)
HOTCHKIS & WILEY 27,397,014 sh (unchged)
Steve Mandel 11,075,555 sh (unchged)
Dodge & Cox 37,051,169 sh (unchged)
Jana Partners 0 sh (unchged)
John Paulson 4,238,275 sh (unchged)
Jana Partners 11,091,307 sh (unchged)
Kyle Bass 0 sh (unchged)
Charles Brandes 2,338,530 sh (unchged)
John Rogers 4,928,795 sh (unchged)
Dodge & Cox 38,427,408 sh (unchged)
John Griffin 5,085,600 sh (unchged)
Paul Singer 1,701,916 sh (unchged)
Chris Davis 26,180,809 sh (unchged)
Dodge & Cox 75,010,077 sh (unchged)
George Soros 5,981,279 sh (unchged)
Howard Marks 6,089,646 sh (unchged)
James Barrow 31,289,877 sh (unchged)
Seth Klarman 1,735,218 sh (unchged)
Frank Sands Sold Out
Leon Cooperman 2,257,451 sh (-71.05%)
Leon Cooperman 7,797,681 sh (-71.05%)
» More
Q1 2015

Guru Trades in Q1 2015

Ken Fisher 6,723,481 sh (unchged)
Ken Fisher 94,837 sh (unchged)
Ken Fisher 100,000 sh (unchged)
Ken Fisher 37,565 sh (unchged)
Mario Gabelli 100,000 sh (unchged)
Ken Fisher 10,815 sh (unchged)
Ken Fisher 3,295,099 sh (unchged)
Brian Rogers 8,831,578 sh (unchged)
Ken Fisher 17,460,021 sh (unchged)
Ken Fisher 517,027 sh (unchged)
Ken Fisher 12,500 sh (unchged)
Ken Fisher 27,000 sh (unchged)
Ken Fisher 37,816 sh (unchged)
Mario Gabelli 45,000 sh (unchged)
Ken Fisher 47,000 sh (unchged)
Ken Fisher 197,071 sh (unchged)
Ken Fisher 20,150 sh (unchged)
Ken Fisher 600,050 sh (unchged)
Francis Chou 2,683,000 sh (unchged)
Ken Fisher 34,880 sh (unchged)
Ken Fisher 10,000 sh (unchged)
Ken Fisher 32,917 sh (unchged)
Ken Fisher 95,480 sh (unchged)
Ken Fisher 280,894 sh (unchged)
Ken Fisher 315,000 sh (unchged)
Ken Fisher 23,268 sh (unchged)
Ken Fisher 79,946 sh (unchged)
Brian Rogers 1,138,197,924 sh (unchged)
Ken Fisher 21,985,555 sh (unchged)
Ken Fisher 12,000 sh (unchged)
Ken Fisher 17,000 sh (unchged)
Ken Fisher 112,000 sh (unchged)
Ken Fisher 10,000 sh (unchged)
Mario Gabelli 150,000 sh (unchged)
Ken Fisher 208,634 sh (unchged)
Ken Fisher 15,000 sh (unchged)
Brian Rogers 21,527,012 sh (unchged)
Ken Fisher 109,055 sh (unchged)
Ken Fisher 92,248 sh (unchged)
Ken Fisher 59,620 sh (unchged)
Ken Fisher 54,625 sh (unchged)
Ken Fisher 2,050,000 sh (unchged)
Ken Fisher 6,726,701 sh (unchged)
Ken Fisher 409,149 sh (unchged)
Ken Fisher 25,000 sh (unchged)
Ken Fisher 16,300 sh (unchged)
T. Rowe Price Japan Fund 47 sh (unchged)
Ken Fisher 13,109,307 sh (unchged)
Richard Blum 1,161,813 sh (unchged)
» More
2015

Guru Trades in 2015

Richard Blum 1,111,813 sh (unchged)
Mario Gabelli 1,269,617 sh (unchged)
» More
» Details

Insider Trades

DVAX

Dynavax Technologies Corp

» Details

Guru Trades

Q1 2014

DVAX Guru Trades in Q1 2014

Steven Cohen Sold Out
Jim Simons Sold Out
» More
Q2 2014

DVAX Guru Trades in Q2 2014

Jim Simons 1,139,293 sh (New)
» More
Q3 2014

DVAX Guru Trades in Q3 2014

Jim Simons 131,694 sh (-88.44%)
» More
Q4 2014

DVAX Guru Trades in Q4 2014

Jim Simons Sold Out
» More
» Details

Insider Trades

EBS

Emergent BioSolutions Inc

» Details

Guru Trades

Q2 2014

EBS Guru Trades in Q2 2014

Paul Tudor Jones 29,400 sh (+41.73%)
Ken Fisher 468,757 sh (+17.58%)
John Burbank Sold Out
Joel Greenblatt 221,928 sh (-14.23%)
Jim Simons 607,511 sh (-20.37%)
» More
Q3 2014

EBS Guru Trades in Q3 2014

Ken Fisher 483,328 sh (+3.11%)
Joel Greenblatt Sold Out
Jim Simons 539,411 sh (-11.21%)
Paul Tudor Jones 24,000 sh (-18.37%)
» More
Q4 2014

EBS Guru Trades in Q4 2014

Ken Fisher 501,428 sh (+3.74%)
Jim Simons 511,111 sh (-5.25%)
Paul Tudor Jones 7,500 sh (-68.75%)
» More
Q1 2015

EBS Guru Trades in Q1 2015

Ken Fisher 501,428 sh (unchged)
» More
» Details

Insider Trades

ENZN

Enzon Pharmaceuticals Inc

» Details

Guru Trades

Q1 2014

ENZN Guru Trades in Q1 2014

Jim Simons 971,984 sh (+27.01%)
Charles Brandes 1,048,423 sh (+2.40%)
Carl Icahn 5,904,863 sh (unchged)
Paul Tudor Jones 36,398 sh (unchged)
First Pacific Advisors 347,035 sh (unchged)
Michael Price 748,200 sh (unchged)
Seth Klarman Sold Out
Seth Klarman 4,337,858 sh (-43.60%)
» More
Q2 2014

ENZN Guru Trades in Q2 2014

George Soros 50,123 sh (New)
Jim Simons 1,118,184 sh (+15.04%)
Carl Icahn 5,904,863 sh (unchged)
Paul Tudor Jones 36,398 sh (unchged)
First Pacific Advisors 347,035 sh (unchged)
Michael Price 748,200 sh (unchged)
Charles Brandes 1,043,363 sh (-0.48%)
» More
Q3 2014

ENZN Guru Trades in Q3 2014

Jim Simons 1,573,384 sh (+40.71%)
Paul Tudor Jones 47,998 sh (+31.87%)
First Pacific Advisors 347,035 sh (unchged)
Carl Icahn 5,904,863 sh (unchged)
George Soros Sold Out
Charles Brandes 1,034,833 sh (-0.82%)
Michael Price 340,000 sh (-54.56%)
» More
Q4 2014

ENZN Guru Trades in Q4 2014

Jim Simons 1,806,684 sh (+14.83%)
Paul Tudor Jones 47,998 sh (unchged)
Carl Icahn 5,904,863 sh (unchged)
Michael Price Sold Out
Charles Brandes 1,031,923 sh (-0.28%)
First Pacific Advisors 23,626 sh (-93.19%)
» More
» Details

Insider Trades

EXAS

Exact Sciences Corp

» Details

Guru Trades

Q1 2014

EXAS Guru Trades in Q1 2014

George Soros 200,000 sh (New)
Paul Tudor Jones 11,040 sh (New)
» More
Q2 2014

EXAS Guru Trades in Q2 2014

Chase Coleman 2,000,000 sh (New)
PRIMECAP Management 2,491,300 sh (New)
Louis Moore Bacon 100,000 sh (unchged)
Paul Tudor Jones Sold Out
George Soros Sold Out
» More
Q3 2014

EXAS Guru Trades in Q3 2014

Paul Tudor Jones 18,511 sh (New)
Steven Cohen 468,200 sh (New)
PRIMECAP Management 2,496,300 sh (+0.20%)
Chase Coleman Sold Out
» More
Q4 2014

EXAS Guru Trades in Q4 2014

Steven Cohen 2,482,400 sh (+430.20%)
PRIMECAP Management 2,521,300 sh (+1.00%)
Paul Tudor Jones 9,500 sh (-48.68%)
» More
» Details

Insider Trades

GHDX

Genomic Health Inc

» Details

Guru Trades

Q1 2014

GHDX Guru Trades in Q1 2014

Jim Simons 108,555 sh (+105.20%)
Chuck Royce 33,000 sh (unchged)
Paul Tudor Jones Sold Out
Steven Cohen Sold Out
» More
Q2 2014

GHDX Guru Trades in Q2 2014

Chuck Royce 33,000 sh (unchged)
Jim Simons Sold Out
» More
Q3 2014

GHDX Guru Trades in Q3 2014

Chuck Royce 33,000 sh (unchged)
» More
Q4 2014

GHDX Guru Trades in Q4 2014

Jim Simons 12,200 sh (New)
Chuck Royce 33,000 sh (unchged)
» More
» Details

Insider Trades

GILD

Gilead Sciences Inc

» Details

Guru Trades

Q2 2014

GILD Guru Trades in Q2 2014

Joel Greenblatt 466,853 sh (New)
Alan Fournier 2,070,000 sh (New)
Ken Heebner 1,710,000 sh (New)
Ken Fisher 975,483 sh (+62.11%)
John Rogers 638,734 sh (+60.78%)
Ray Dalio 349,821 sh (+41.22%)
Julian Robertson 443,911 sh (+28.55%)
Pioneer Investments 3,899,022 sh (+16.40%)
Mario Gabelli 49,170 sh (+11.14%)
RS Investment Management 192,614 sh (+6.88%)
John Burbank 3,774 sh (+4.28%)
Caxton Associates 100,000 sh (unchged)
Jean-Marie Eveillard 400 sh (unchged)
George Soros Sold Out
David Rolfe Sold Out
Caxton Associates Sold Out
Louis Moore Bacon Sold Out
Jim Simons 166,648 sh (-11.99%)
Paul Tudor Jones 9,304 sh (-13.89%)
Ronald Muhlenkamp 144,715 sh (-24.63%)
Mariko Gordon 11,654 sh (-35.57%)
Vanguard Health Care Fund 1,633,700 sh (-39.79%)
Jeremy Grantham 10,600 sh (-97.95%)
» More
Q3 2014

GILD Guru Trades in Q3 2014

David Dreman 2,388 sh (New)
Stanley Druckenmiller 217,500 sh (New)
Louis Moore Bacon 11,734 sh (New)
Dodge & Cox 4,800 sh (New)
Paul Tudor Jones 30,245 sh (+225.08%)
John Burbank 12,073 sh (+219.90%)
Ronald Muhlenkamp 206,350 sh (+42.59%)
Joel Greenblatt 664,223 sh (+42.28%)
John Rogers 643,896 sh (+0.81%)
Jean-Marie Eveillard 400 sh (unchged)
Julian Robertson 443,911 sh (unchged)
Pioneer Investments 3,536,065 sh (unchged)
Jim Simons Sold Out
Ken Heebner 1,560,000 sh (-8.77%)
Alan Fournier 1,861,000 sh (-10.10%)
Mariko Gordon 10,366 sh (-11.05%)
Mario Gabelli 42,600 sh (-13.36%)
RS Investment Management 151,879 sh (-21.15%)
Ken Fisher 763,423 sh (-21.74%)
Ray Dalio 241,521 sh (-30.96%)
Jeremy Grantham 6,700 sh (-36.79%)
Vanguard Health Care Fund 379,200 sh (-76.79%)
» More
Q4 2014

GILD Guru Trades in Q4 2014

Steven Cohen 1,061,100 sh (New)
Jim Simons 941,400 sh (New)
Leon Cooperman 612,500 sh (New)
Jean-Marie Eveillard 1,315,088 sh (+328672.00%)
Paul Tudor Jones 109,372 sh (+261.62%)
John Burbank 37,750 sh (+212.68%)
Ray Dalio 537,321 sh (+122.47%)
Joel Greenblatt 1,009,462 sh (+51.98%)
RS Investment Management 190,460 sh (+25.40%)
John Rogers 802,803 sh (+24.68%)
Julian Robertson 533,911 sh (+20.27%)
Alan Fournier 2,141,000 sh (+15.05%)
Ronald Muhlenkamp 218,945 sh (+6.10%)
Ken Fisher 771,501 sh (+1.06%)
Jean-Marie Eveillard 1,200 sh (unchged)
Mario Gabelli 42,600 sh (unchged)
Louis Moore Bacon 50,000 sh (unchged)
Vanguard Health Care Fund Sold Out
Stanley Druckenmiller Sold Out
David Dreman Sold Out
Louis Moore Bacon Sold Out
Ken Heebner Sold Out
Mariko Gordon Sold Out
Dodge & Cox 4,510 sh (-6.04%)
Pioneer Investments 3,180,990 sh (-10.04%)
Jeremy Grantham 4,600 sh (-31.34%)
» More
Q1 2015

GILD Guru Trades in Q1 2015

Mario Gabelli 49,470 sh (+16.13%)
Ken Fisher 789,615 sh (+2.35%)
» More
» Details

Insider Trades

HALO

Halozyme Therapeutics Inc

» Details

Guru Trades

Q2 2014

HALO Guru Trades in Q2 2014

Ken Fisher 791,760 sh (New)
Jim Simons 289,062 sh (+113.49%)
Jean-Marie Eveillard 2,795,080 sh (+94.94%)
John Burbank 24,523 sh (+55.47%)
Murray Stahl 77,159 sh (+23.16%)
Chuck Royce 1,200 sh (-98.18%)
» More
Q3 2014

HALO Guru Trades in Q3 2014

Jean-Marie Eveillard 3,640,480 sh (+30.25%)
Murray Stahl 84,283 sh (+9.23%)
Chuck Royce Sold Out
Jim Simons Sold Out
Ken Fisher 762,780 sh (-3.66%)
John Burbank 19,573 sh (-20.19%)
» More
Q4 2014

HALO Guru Trades in Q4 2014

Jim Simons 77,700 sh (New)
Jean-Marie Eveillard 3,990,480 sh (+9.61%)
Murray Stahl 91,079 sh (+8.06%)
Ken Fisher 762,780 sh (unchged)
John Burbank Sold Out
» More
Q1 2015

HALO Guru Trades in Q1 2015

Ken Fisher 762,780 sh (unchged)
» More
» Details

Insider Trades

IDIX

Idenix Pharmaceuticals Inc

» Details

Guru Trades

Q4 2013

IDIX Guru Trades in Q4 2013

Steven Cohen 13,900 sh (New)
Jeremy Grantham 56,100 sh (+159.72%)
Seth Klarman 36,910,868 sh (+24.42%)
Seth Klarman 36,910,868 sh (+37.90%)
Chuck Royce 665,980 sh (-9.51%)
» More
Q1 2014

IDIX Guru Trades in Q1 2014

Steven Cohen 96,000 sh (+590.65%)
Seth Klarman 53,331,109 sh (+44.49%)
Seth Klarman 53,331,109 sh (unchged)
Jeremy Grantham Sold Out
Chuck Royce 534,316 sh (-19.77%)
» More
Q2 2014

IDIX Guru Trades in Q2 2014

Prem Watsa 50,400 sh (New)
Mario Gabelli 142,184 sh (New)
Seth Klarman 53,331,109 sh (unchged)
Chuck Royce Sold Out
» More
Q3 2014

IDIX Guru Trades in Q3 2014

Mario Gabelli Sold Out
Prem Watsa Sold Out
Seth Klarman Sold Out
Seth Klarman Sold Out
» More
» Details

Insider Trades

IMGN

Immunogen Inc

» Details

Guru Trades

Q1 2014

IMGN Guru Trades in Q1 2014

PRIMECAP Management 12,675,427 sh (unchged)
» More
Q2 2014

IMGN Guru Trades in Q2 2014

Jim Simons 415,440 sh (New)
PRIMECAP Management 11,922,396 sh (-5.94%)
» More
Q3 2014

IMGN Guru Trades in Q3 2014

PRIMECAP Management 11,918,396 sh (-0.03%)
Jim Simons 370,446 sh (-10.83%)
» More
Q4 2014

IMGN Guru Trades in Q4 2014

PRIMECAP Management 12,127,073 sh (+1.75%)
Jim Simons 162,840 sh (-56.04%)
» More
» Details

Insider Trades

INCY

Incyte Corp

» Details

Guru Trades

Q2 2014

INCY Guru Trades in Q2 2014

Ken Fisher 12,225 sh (New)
Louis Moore Bacon 100,000 sh (New)
Vanguard Health Care Fund 9,591,143 sh (+95.66%)
George Soros Sold Out
Mariko Gordon 23,728 sh (-78.93%)
» More
Q3 2014

INCY Guru Trades in Q3 2014

Jim Simons 97,916 sh (New)
Mariko Gordon 25,283 sh (+6.55%)
Vanguard Health Care Fund 10,174,343 sh (+6.08%)
Mariko Gordon 16,500 sh (unchged)
Louis Moore Bacon Sold Out
Ken Fisher 7,545 sh (-38.28%)
» More
Q4 2014

INCY Guru Trades in Q4 2014

Jim Simons 244,800 sh (+150.01%)
Ken Fisher 14,870 sh (+97.08%)
Vanguard Health Care Fund 10,174,343 sh (unchged)
Mariko Gordon Sold Out
» More
Q1 2015

INCY Guru Trades in Q1 2015

Vanguard Health Care Fund 10,174,343 sh (unchged)
Ken Fisher 14,870 sh (unchged)
» More
» Details

Insider Trades

IRWD

Ironwood Pharmaceuticals Inc

» Details

Guru Trades

Q2 2014

IRWD Guru Trades in Q2 2014

Joel Greenblatt 27,789 sh (New)
Vanguard Health Care Fund 3,901,498 sh (unchged)
John Burbank Sold Out
» More
Q3 2014

IRWD Guru Trades in Q3 2014

Steven Cohen 1,292,500 sh (New)
Vanguard Health Care Fund 3,901,498 sh (unchged)
Joel Greenblatt Sold Out
» More
Q4 2014

IRWD Guru Trades in Q4 2014

Steven Cohen 1,500,100 sh (+16.06%)
Vanguard Health Care Fund 4,166,598 sh (+6.79%)
» More
Q1 2015

IRWD Guru Trades in Q1 2015

Vanguard Health Care Fund 4,231,687 sh (+1.56%)
» More
» Details

Insider Trades

ISIS

ISIS Pharmaceuticals Inc

» Details

Guru Trades

Q1 2014

ISIS Guru Trades in Q1 2014

Ron Baron 45,251 sh (New)
George Soros 5,539 sh (New)
Steven Cohen 74,106 sh (+768.67%)
Murray Stahl 17,000 sh (unchged)
Jim Simons 136,914 sh (-58.02%)
» More
Q2 2014

ISIS Guru Trades in Q2 2014

Murray Stahl 17,000 sh (unchged)
Ron Baron Sold Out
Jim Simons Sold Out
George Soros Sold Out
» More
Q3 2014

ISIS Guru Trades in Q3 2014

Murray Stahl 17,000 sh (unchged)
» More
Q4 2014

ISIS Guru Trades in Q4 2014

Paul Tudor Jones 6,473 sh (New)
Joel Greenblatt 8,745 sh (New)
Murray Stahl 17,000 sh (unchged)
» More
» Details

Insider Trades

ITMN

InterMune Inc

» Details

Guru Trades

Q1 2014

ITMN Guru Trades in Q1 2014

Chuck Royce 328,000 sh (New)
Steven Cohen 7,637 sh (New)
PRIMECAP Management 6,627,500 sh (+2.40%)
Columbia Wanger 1,120,800 sh (-57.09%)
» More
Q2 2014

ITMN Guru Trades in Q2 2014

Jim Simons 426,129 sh (New)
Joel Greenblatt 6,487 sh (New)
Steven Cohen 240,600 sh (unchged)
Columbia Wanger Sold Out
Chuck Royce 278,000 sh (-15.24%)
PRIMECAP Management 4,525,925 sh (-31.71%)
» More
Q3 2014

ITMN Guru Trades in Q3 2014

Mario Gabelli 60,000 sh (New)
PRIMECAP Management Sold Out
Steven Cohen Sold Out
Joel Greenblatt Sold Out
Chuck Royce Sold Out
Jim Simons Sold Out
» More
Q4 2014

ITMN Guru Trades in Q4 2014

Mario Gabelli Sold Out
» More
» Details

Insider Trades

MDVN

Medivation Inc

» Details

Guru Trades

Q2 2014

MDVN Guru Trades in Q2 2014

Mario Gabelli 25,046 sh (+66.46%)
John Burbank Sold Out
» More
Q3 2014

MDVN Guru Trades in Q3 2014

John Burbank 2,451 sh (New)
Paul Tudor Jones 11,585 sh (New)
Joel Greenblatt 13,970 sh (New)
Jim Simons 108,728 sh (New)
Mario Gabelli Sold Out
» More
Q4 2014

MDVN Guru Trades in Q4 2014

Ken Fisher 2,532 sh (New)
Steven Cohen 24,200 sh (New)
Jim Simons 257,100 sh (+136.46%)
Joel Greenblatt 31,518 sh (+125.61%)
John Burbank Sold Out
Paul Tudor Jones 5,919 sh (-48.91%)
» More
Q1 2015

MDVN Guru Trades in Q1 2015

Ken Fisher 2,400 sh (-5.21%)
» More
» Details

Insider Trades

MNTA

Momenta Pharmaceuticals Inc

» Details

Guru Trades

Q2 2014

MNTA Guru Trades in Q2 2014

Jim Simons 540,251 sh (+27.08%)
PRIMECAP Management 2,670,600 sh (+23.67%)
Steven Cohen 478,500 sh (unchged)
Paul Tudor Jones Sold Out
John Burbank Sold Out
Steven Cohen 2,395,088 sh (-18.58%)
» More
Q3 2014

MNTA Guru Trades in Q3 2014

Steven Cohen 554,400 sh (+15.86%)
PRIMECAP Management 2,670,600 sh (unchged)
Jim Simons 366,351 sh (-32.19%)
» More
Q4 2014

MNTA Guru Trades in Q4 2014

Chuck Royce 2,000 sh (New)
PRIMECAP Management 2,670,600 sh (unchged)
Jim Simons 230,351 sh (-37.12%)
Steven Cohen 302,800 sh (-45.38%)
» More
2015

MNTA Guru Trades in 2015

PRIMECAP Management 2,695,100 sh (+0.92%)
» More
» Details

Insider Trades

MYGN

Myriad Genetics Inc

» Details

Guru Trades

Q2 2014

MYGN Guru Trades in Q2 2014

Andreas Halvorsen 1,330,294 sh (New)
John Burbank 16,676 sh (New)
Paul Tudor Jones 12,833 sh (+85.85%)
First Pacific Advisors 251,100 sh (unchged)
Louis Moore Bacon Sold Out
John Griffin Sold Out
Jean-Marie Eveillard Sold Out
Chuck Royce 9,299,478 sh (-1.44%)
Joel Greenblatt 1,117,351 sh (-7.36%)
Chase Coleman 1,900,000 sh (-19.01%)
Jim Simons 49,200 sh (-21.66%)
Richard Snow 1,091,227 sh (-39.96%)
» More
Q3 2014

MYGN Guru Trades in Q3 2014

Jim Simons 60,474 sh (+22.91%)
First Pacific Advisors 251,100 sh (unchged)
Chase Coleman 1,900,000 sh (unchged)
Andreas Halvorsen Sold Out
John Burbank Sold Out
Richard Snow 1,055,014 sh (-3.32%)
Chuck Royce 8,906,065 sh (-4.23%)
Joel Greenblatt 869,531 sh (-22.18%)
Paul Tudor Jones 7,976 sh (-37.85%)
» More
Q4 2014

MYGN Guru Trades in Q4 2014

Steven Cohen 360,300 sh (New)
Ken Fisher 88,333 sh (New)
Jim Simons 94,000 sh (+55.44%)
First Pacific Advisors 251,100 sh (unchged)
Chase Coleman 1,900,000 sh (unchged)
Chuck Royce 5,900,143 sh (unchged)
Chuck Royce 5,900,143 sh (unchged)
Chuck Royce 5,084,563 sh (-13.82%)
Paul Tudor Jones 6,518 sh (-18.28%)
Richard Snow 827,803 sh (-21.54%)
Joel Greenblatt 568,865 sh (-34.58%)
Chuck Royce 5,084,563 sh (-42.91%)
» More
Q1 2015

MYGN Guru Trades in Q1 2015

Mario Gabelli 25,000 sh (New)
Ken Fisher 88,050 sh (-0.32%)
» More
» Details

Insider Trades

NBIX

Neurocrine Biosciences Inc

» Details

Guru Trades

Q1 2014

NBIX Guru Trades in Q1 2014

Pioneer Investments 434,514 sh (-17.16%)
» More
Q2 2014

NBIX Guru Trades in Q2 2014

Pioneer Investments 511,617 sh (+17.74%)
» More
Q3 2014

NBIX Guru Trades in Q3 2014

Pioneer Investments 503,938 sh (unchged)
» More
Q4 2014

NBIX Guru Trades in Q4 2014

Pioneer Investments 238,621 sh (-52.65%)
» More
» Details

Insider Trades

NPSP

NPS Pharmaceuticals Inc

» Details

Guru Trades

Q2 2014

NPSP Guru Trades in Q2 2014

Joel Greenblatt 12,104 sh (New)
Louis Moore Bacon 25,000 sh (New)
Eric Mindich 408,141 sh (New)
Mariko Gordon 15,986 sh (+7.81%)
Louis Moore Bacon 30,000 sh (unchged)
RS Investment Management Sold Out
John Burbank Sold Out
Jim Simons Sold Out
Pioneer Investments 253,897 sh (-7.42%)
Columbia Wanger 1,736,720 sh (-37.33%)
» More
Q3 2014

NPSP Guru Trades in Q3 2014

Paul Tudor Jones 8,388 sh (New)
Mariko Gordon 16,864 sh (+5.49%)
Pioneer Investments 418,971 sh (unchged)
Eric Mindich Sold Out
Louis Moore Bacon Sold Out
Joel Greenblatt Sold Out
Columbia Wanger 1,257,320 sh (-27.60%)
» More
Q4 2014

NPSP Guru Trades in Q4 2014

Ken Fisher 9,350 sh (New)
Joel Greenblatt 5,743 sh (New)
Pioneer Investments 524,878 sh (+25.28%)
Paul Tudor Jones 10,016 sh (+19.41%)
Mariko Gordon Sold Out
Columbia Wanger 1,217,320 sh (-3.18%)
» More
Q1 2015

NPSP Guru Trades in Q1 2015

Columbia Wanger Sold Out
Ken Fisher Sold Out
» More
» Details

Insider Trades

ONYX

» Details

Guru Trades

Q3 2014

Guru Trades in Q3 2014

Mario Gabelli 889,238 sh (New)
Ian Cumming 9,974,226 sh (New)
Kyle Bass 4,770,800 sh (+1867.53%)
Kyle Bass 93,866,877 sh (+1867.53%)
» More
Q4 2014

Guru Trades in Q4 2014

Richard Pzena 7,078,975 sh (New)
Chuck Royce 4,478,200 sh (New)
Donald Smith 8,445,690 sh (New)
Wallace Weitz 2,499,115 sh (New)
Donald Smith 1,829,329 sh (New)
Manning & Napier Advisors, Inc 4,482,204 sh (New)
Donald Smith 10,879,013 sh (New)
Donald Smith 2,629,027 sh (New)
Donald Smith 834,156 sh (New)
Donald Smith 2,266,581 sh (New)
Donald Smith 2,000,005 sh (New)
Jean-Marie Eveillard 32,589,757 sh (+131279.00%)
Jean-Marie Eveillard 24,806 sh (+131279.00%)
Chuck Royce 1,778,629 sh (+268.44%)
Chuck Royce 4,910,019 sh (+268.44%)
Chuck Royce 1,332,663 sh (+268.44%)
Chuck Royce 5,192,400 sh (unchged)
Jim Simons 1,645,163 sh (unchged)
Charles Brandes 303,120,956 sh (unchged)
Jana Partners 0 sh (unchged)
John Keeley 2,430,834 sh (unchged)
HOTCHKIS & WILEY 1,169,667 sh (unchged)
Glenn Greenberg 2,833,719 sh (unchged)
David Einhorn 24,732,881 sh (unchged)
Jim Simons 1,372,489 sh (unchged)
James Barrow 16,183,255 sh (unchged)
Diamond Hill Capital 729,752 sh (unchged)
Columbia Wanger 0 sh (unchged)
Prem Watsa 7,993,989 sh (unchged)
HOTCHKIS & WILEY 27,397,014 sh (unchged)
Steve Mandel 11,075,555 sh (unchged)
Dodge & Cox 37,051,169 sh (unchged)
Jana Partners 0 sh (unchged)
John Paulson 4,238,275 sh (unchged)
Jana Partners 11,091,307 sh (unchged)
Kyle Bass 0 sh (unchged)
Charles Brandes 2,338,530 sh (unchged)
John Rogers 4,928,795 sh (unchged)
Dodge & Cox 38,427,408 sh (unchged)
John Griffin 5,085,600 sh (unchged)
Paul Singer 1,701,916 sh (unchged)
Chris Davis 26,180,809 sh (unchged)
Dodge & Cox 75,010,077 sh (unchged)
George Soros 5,981,279 sh (unchged)
Howard Marks 6,089,646 sh (unchged)
James Barrow 31,289,877 sh (unchged)
Seth Klarman 1,735,218 sh (unchged)
Frank Sands Sold Out
Leon Cooperman 2,257,451 sh (-71.05%)
Leon Cooperman 7,797,681 sh (-71.05%)
» More
Q1 2015

Guru Trades in Q1 2015

Ken Fisher 6,723,481 sh (unchged)
Ken Fisher 94,837 sh (unchged)
Ken Fisher 100,000 sh (unchged)
Ken Fisher 37,565 sh (unchged)
Mario Gabelli 100,000 sh (unchged)
Ken Fisher 10,815 sh (unchged)
Ken Fisher 3,295,099 sh (unchged)
Brian Rogers 8,831,578 sh (unchged)
Ken Fisher 17,460,021 sh (unchged)
Ken Fisher 517,027 sh (unchged)
Ken Fisher 12,500 sh (unchged)
Ken Fisher 27,000 sh (unchged)
Ken Fisher 37,816 sh (unchged)
Mario Gabelli 45,000 sh (unchged)
Ken Fisher 47,000 sh (unchged)
Ken Fisher 197,071 sh (unchged)
Ken Fisher 20,150 sh (unchged)
Ken Fisher 600,050 sh (unchged)
Francis Chou 2,683,000 sh (unchged)
Ken Fisher 34,880 sh (unchged)
Ken Fisher 10,000 sh (unchged)
Ken Fisher 32,917 sh (unchged)
Ken Fisher 95,480 sh (unchged)
Ken Fisher 280,894 sh (unchged)
Ken Fisher 315,000 sh (unchged)
Ken Fisher 23,268 sh (unchged)
Ken Fisher 79,946 sh (unchged)
Brian Rogers 1,138,197,924 sh (unchged)
Ken Fisher 21,985,555 sh (unchged)
Ken Fisher 12,000 sh (unchged)
Ken Fisher 17,000 sh (unchged)
Ken Fisher 112,000 sh (unchged)
Ken Fisher 10,000 sh (unchged)
Mario Gabelli 150,000 sh (unchged)
Ken Fisher 208,634 sh (unchged)
Ken Fisher 15,000 sh (unchged)
Brian Rogers 21,527,012 sh (unchged)
Ken Fisher 109,055 sh (unchged)
Ken Fisher 92,248 sh (unchged)
Ken Fisher 59,620 sh (unchged)
Ken Fisher 54,625 sh (unchged)
Ken Fisher 2,050,000 sh (unchged)
Ken Fisher 6,726,701 sh (unchged)
Ken Fisher 409,149 sh (unchged)
Ken Fisher 25,000 sh (unchged)
Ken Fisher 16,300 sh (unchged)
T. Rowe Price Japan Fund 47 sh (unchged)
Ken Fisher 13,109,307 sh (unchged)
Richard Blum 1,161,813 sh (unchged)
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2015

Guru Trades in 2015

Richard Blum 1,111,813 sh (unchged)
Mario Gabelli 1,269,617 sh (unchged)
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» Details

Insider Trades

OPK

Opko Health Inc

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Guru Trades

Q2 2014

OPK Guru Trades in Q2 2014

Paul Tudor Jones 13,145 sh (+7.28%)
Murray Stahl 125,930 sh (+2.24%)
Mario Gabelli 15,000 sh (unchged)
George Soros 235,600 sh (-84.24%)
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Q3 2014

OPK Guru Trades in Q3 2014

Murray Stahl 138,935 sh (+10.33%)
George Soros 235,600 sh (unchged)
Paul Tudor Jones Sold Out
Mario Gabelli 11,000 sh (-26.67%)
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Q4 2014

OPK Guru Trades in Q4 2014

George Soros 235,600 sh (unchged)
Mario Gabelli 11,000 sh (unchged)
Murray Stahl 125,752 sh (-9.49%)
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Q1 2015

OPK Guru Trades in Q1 2015

Ken Fisher 29,200 sh (New)
Mario Gabelli 11,000 sh (unchged)
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» Details

Insider Trades

REGN

Regeneron Pharmaceuticals Inc

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Guru Trades

Q2 2014

REGN Guru Trades in Q2 2014

Jim Simons 2,862 sh (New)
Ray Dalio 18,400 sh (New)
Mario Gabelli 2,295 sh (New)
Joel Greenblatt 881 sh (New)
Andreas Halvorsen 2,963,456 sh (+181.75%)
Vanguard Health Care Fund 2,795,500 sh (+60.34%)
Frank Sands 4,907,362 sh (+22.32%)
Ron Baron 7,109 sh (+16.85%)
Steven Cohen 14,500 sh (unchged)
Paul Tudor Jones Sold Out
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Q3 2014

REGN Guru Trades in Q3 2014

Paul Tudor Jones 2,499 sh (New)
Ken Fisher 583 sh (New)
Jim Simons 26,562 sh (+828.09%)
Steven Cohen 23,600 sh (+62.76%)
Joel Greenblatt 1,410 sh (+60.05%)
Frank Sands 4,967,466 sh (+1.22%)
Vanguard Health Care Fund 2,795,500 sh (unchged)
Ron Baron 7,109 sh (unchged)
Mario Gabelli 2,190 sh (-4.58%)
Andreas Halvorsen 1,080,682 sh (-63.53%)
Ray Dalio 1,600 sh (-91.30%)
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Q4 2014

REGN Guru Trades in Q4 2014

Ray Dalio 11,800 sh (+637.50%)
Ron Baron 7,490 sh (+5.36%)
Vanguard Health Care Fund 2,921,000 sh (+4.49%)
Frank Sands 4,986,177 sh (+0.38%)
Frank Sands 4,986,177 sh (+0.38%)
Mario Gabelli 2,190 sh (unchged)
Steven Cohen Sold Out
Jim Simons Sold Out
Andreas Halvorsen Sold Out
Paul Tudor Jones Sold Out
Joel Greenblatt Sold Out
Ken Fisher 524 sh (-10.12%)
» More
Q1 2015

REGN Guru Trades in Q1 2015

Ken Fisher 534 sh (+1.91%)
Mario Gabelli 2,190 sh (unchged)
Vanguard Health Care Fund 2,921,000 sh (unchged)
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» Details

Insider Trades

RIGL

Rigel Pharmaceuticals Inc

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Guru Trades

Q1 2014

RIGL Guru Trades in Q1 2014

Paul Tudor Jones 11,687 sh (New)
Charles Brandes 15,000 sh (New)
Steven Cohen 27,339 sh (+26.57%)
Chuck Royce 309,392 sh (+0.13%)
Jim Simons 210,526 sh (-81.70%)
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Q2 2014

RIGL Guru Trades in Q2 2014

Jim Simons 421,254 sh (+100.10%)
Paul Tudor Jones 11,950 sh (+2.25%)
Charles Brandes 15,000 sh (unchged)
Chuck Royce 215,392 sh (-30.38%)
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Q3 2014

RIGL Guru Trades in Q3 2014

Jim Simons 589,326 sh (+39.90%)
Chuck Royce 215,392 sh (unchged)
Charles Brandes Sold Out
Paul Tudor Jones Sold Out
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Q4 2014

RIGL Guru Trades in Q4 2014

Chuck Royce 215,392 sh (unchged)
Jim Simons 516,726 sh (-12.32%)
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» Details

Insider Trades

SGEN

Seattle Genetics Inc

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Guru Trades

Q2 2014

SGEN Guru Trades in Q2 2014

Manning & Napier Advisors, Inc 399,490 sh (+46.34%)
Ray Dalio Sold Out
Jim Simons Sold Out
Columbia Wanger 6,610,000 sh (-0.24%)
PRIMECAP Management 10,895,800 sh (-1.01%)
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Q3 2014

SGEN Guru Trades in Q3 2014

Ray Dalio 6,140 sh (New)
Manning & Napier Advisors, Inc 485,810 sh (+21.61%)
PRIMECAP Management 10,954,900 sh (+0.54%)
Columbia Wanger 5,155,000 sh (-22.01%)
» More
Q4 2014

SGEN Guru Trades in Q4 2014

PRIMECAP Management 11,178,050 sh (+2.04%)
Manning & Napier Advisors, Inc 485,810 sh (unchged)
Ray Dalio Sold Out
Columbia Wanger Sold Out
Columbia Wanger 4,474,100 sh (-13.21%)
» More
Q1 2015

SGEN Guru Trades in Q1 2015

Manning & Napier Advisors, Inc 492,690 sh (+1.42%)
Columbia Wanger 3,408,200 sh (-23.82%)
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» Details

Insider Trades

SPPI

Spectrum Pharmaceuticals Inc

» Details

Guru Trades

Q1 2014

SPPI Guru Trades in Q1 2014

Jim Simons 171,307 sh (+146.42%)
Paul Tudor Jones Sold Out
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Q2 2014

SPPI Guru Trades in Q2 2014

Jim Simons 185,917 sh (+8.53%)
» More
Q3 2014

SPPI Guru Trades in Q3 2014

Jim Simons Sold Out
» More
Q4 2014

SPPI Guru Trades in Q4 2014

Jim Simons 248,000 sh (New)
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» Details

Insider Trades

TBPH

Theravance Biopharma Inc

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Guru Trades

Q1 2014

TBPH Guru Trades in Q1 2014

Jeremy Grantham 9,200 sh (unchged)
Jim Simons 38,951 sh (unchged)
Jean-Marie Eveillard 455,840 sh (unchged)
Chuck Royce 6,543 sh (unchged)
Seth Klarman 5,915,647 sh (unchged)
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Q2 2014

TBPH Guru Trades in Q2 2014

Richard Perry 433,488 sh (New)
Chuck Royce 101,228 sh (+1447.12%)
Seth Klarman 6,061,228 sh (+2.46%)
Jean-Marie Eveillard 455,862 sh (unchged)
Jeremy Grantham Sold Out
Jim Simons Sold Out
» More
Q3 2014

TBPH Guru Trades in Q3 2014

Seth Klarman 6,061,228 sh (unchged)
Richard Perry 433,488 sh (unchged)
Jean-Marie Eveillard 455,330 sh (-0.12%)
Chuck Royce 95,000 sh (-6.15%)
» More
Q4 2014

TBPH Guru Trades in Q4 2014

Jim Simons 14,086 sh (New)
Chuck Royce 574,400 sh (+504.63%)
Seth Klarman 6,061,228 sh (unchged)
Richard Perry Sold Out
Jean-Marie Eveillard Sold Out
» More
» Details

Insider Trades

THRX

Theravance Inc

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Guru Trades

Q2 2014

THRX Guru Trades in Q2 2014

Richard Perry 1,517,208 sh (New)
Jean-Marie Eveillard 1,595,520 sh (unchged)
Jim Simons Sold Out
Jeremy Grantham Sold Out
Seth Klarman 20,395,056 sh (-1.50%)
Chuck Royce 4,300 sh (-81.22%)
» More
Q3 2014

THRX Guru Trades in Q3 2014

Richard Perry 1,831,099 sh (+20.69%)
Chuck Royce Sold Out
Jean-Marie Eveillard 1,593,620 sh (-0.12%)
Seth Klarman 19,815,983 sh (-2.84%)
» More
Q4 2014

THRX Guru Trades in Q4 2014

Richard Perry 4,026,736 sh (+119.91%)
Seth Klarman 19,815,983 sh (unchged)
Jean-Marie Eveillard 1,593,620 sh (unchged)
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2015

THRX Guru Trades in 2015

Seth Klarman 21,753,460 sh (+9.78%)
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» Details

Insider Trades

VRTX

Vertex Pharmaceuticals Inc

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Guru Trades

Q2 2014

VRTX Guru Trades in Q2 2014

Paul Tudor Jones 2,178 sh (New)
Ken Fisher 6,753 sh (New)
Vanguard Health Care Fund 11,807,500 sh (+1.54%)
Steven Cohen 934,700 sh (unchged)
George Soros Sold Out
Jim Simons Sold Out
John Burbank Sold Out
Pioneer Investments 850,152 sh (-28.91%)
» More
Q3 2014

VRTX Guru Trades in Q3 2014

Stanley Druckenmiller 146,600 sh (New)
Paul Tudor Jones 7,726 sh (+254.73%)
Pioneer Investments 661,813 sh (unchged)
Vanguard Health Care Fund 11,807,500 sh (unchged)
Ken Fisher 4,593 sh (-31.99%)
Steven Cohen 443,300 sh (-52.57%)
» More
Q4 2014

VRTX Guru Trades in Q4 2014

Andreas Halvorsen 764,200 sh (New)
Stanley Druckenmiller Sold Out
Pioneer Investments 647,257 sh (-2.20%)
Ken Fisher 4,378 sh (-4.68%)
Paul Tudor Jones 6,589 sh (-14.72%)
Vanguard Health Care Fund 9,808,860 sh (-16.93%)
Steven Cohen 16,500 sh (-96.28%)
» More
Q1 2015

VRTX Guru Trades in Q1 2015

Ken Fisher 4,386 sh (+0.18%)
Vanguard Health Care Fund 9,533,911 sh (-2.80%)
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» Details

Insider Trades

ZIOP

ZIOPHARM Oncology Inc

» Details

Guru Trades

Q1 2014

ZIOP Guru Trades in Q1 2014

Steven Cohen 23,200 sh (New)
Jim Simons 83,774 sh (New)
Chuck Royce 331,000 sh (-9.56%)
Paul Tudor Jones 19,849 sh (-27.06%)
» More
Q2 2014

ZIOP Guru Trades in Q2 2014

Jim Simons Sold Out
Paul Tudor Jones Sold Out
Chuck Royce 268,000 sh (-19.03%)
» More
Q3 2014

ZIOP Guru Trades in Q3 2014

Jim Simons 268,341 sh (New)
Paul Tudor Jones 19,527 sh (New)
Chuck Royce 268,000 sh (unchged)
» More
Q4 2014

ZIOP Guru Trades in Q4 2014

Paul Tudor Jones 25,577 sh (+30.98%)
Jim Simons Sold Out
Chuck Royce Sold Out
» More
» Details

Insider Trades

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