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Anacor Pharmaceuticals Inc (ANAC) Ownership Data

Short Interest History (%)

This is the historical short interest of Anacor Pharmaceuticals Inc, as measured by the Short Percentage Of Float.

Date Short Interest
July 15, 20159.88
June 30, 201510.39
June 15, 201510.37
May 29, 20159.62
May 15, 201510.06
April 30, 20159.9
April 15, 201512.12
March 31, 201513.92
March 13, 201519.33
February 27, 201519.24
February 13, 201518.92
January 30, 201518.88
January 15, 201518.55
December 31, 201418.5
December 15, 201419.27
November 28, 201420.11
November 14, 201419.83
October 31, 201420.21
October 15, 201420
September 30, 201419.56
September 15, 201418.5
August 29, 201419.42
August 15, 201420.56
July 31, 201420.33
July 15, 201416.04
June 30, 201411.81
June 13, 201411.15
May 30, 201411.07
May 15, 201410.41
April 30, 20149.7
April 15, 20146.76
March 31, 20146.35
March 14, 20145.88
February 28, 20146.61
February 14, 201417.84
January 31, 201419.1
January 15, 201420.12
December 31, 201319.93
December 13, 201317.61
November 29, 201316.22
November 15, 201314.68
October 31, 201313.87
October 15, 201314.36
September 30, 201313.9
September 13, 201314.41
August 30, 201315.65
August 15, 201317.01
July 31, 201316.16
July 15, 201317.29
June 28, 201315.03
June 14, 201313.64
May 31, 201313.06
May 15, 201312.3
April 30, 201314.14
April 15, 201312.85
March 28, 201310.79
March 15, 20134.21
February 28, 20133.57
February 15, 20133.21
January 31, 201310.11
January 15, 20137.94
December 31, 20129.84
December 14, 20128.6
November 30, 20124.72
November 15, 20123.49
October 31, 20123.01
October 15, 20123.46
September 28, 20122.93
September 14, 20123.34
August 31, 20123.55
August 15, 20123.74
July 31, 20123.71
July 13, 20123.75
June 29, 20123.86
June 15, 20123.08
May 31, 20123.14
May 15, 20122.93
April 30, 20122.93
April 13, 20122.67
March 30, 20122.43
March 15, 20122.59
February 29, 20122.33
February 15, 20122.26
January 31, 20125.84
January 13, 20124.37
December 30, 20113.58
December 15, 20113.59
November 30, 20113.98
November 15, 20114.21
October 31, 20114.39
October 14, 20114.71
September 30, 20114.79
September 15, 20114.63
August 31, 20114.21
August 15, 20113.82
July 29, 20113.77
July 15, 20114.04
June 30, 20114.78
June 15, 20114.1
May 31, 20113.82
May 13, 20113.65
April 29, 20113.37
April 15, 20113.2
March 31, 20113.38
March 15, 20113.27
February 28, 20113.03
February 15, 20112.91
January 31, 20113.1
January 14, 20113.64
December 31, 20104.52
December 15, 20100.99
November 30, 20100.03

Institutional Ownership History (%)

This the Institutional Ownership History of Anacor Pharmaceuticals IncPeter Lynch prefers to buy companies with low institutional ownership.

Date Institutional Ownership
June 30, 201598
March 31, 201589
December 31, 201493
September 30, 201496
June 30, 201481
March 31, 201492
December 31, 201377
September 30, 201373
June 30, 201373
March 31, 201395
December 31, 201273
September 30, 201277
June 30, 201269
March 31, 201291
December 31, 201157
September 30, 201158
June 30, 201158
March 31, 201161
December 31, 201087

Insider ownership (%)

This is the historical insider ownership of Anacor Pharmaceuticals Inc. It is usually better to buy companies with large insider ownership. The company insiders' interest are more aligned with external shareholders in this case.

Date Insider Ownership
April 30, 20152
March 31, 20152
February 28, 20152
January 31, 20152
December 31, 20142
November 30, 20143
October 31, 20143
September 30, 20143
August 31, 20143
July 31, 20143
June 30, 20143
May 31, 20143
March 31, 20144
February 28, 20142
January 31, 20143
December 31, 20132
November 30, 20133
October 31, 20132
September 30, 20132
August 31, 20131
July 31, 20131
June 30, 20131
May 31, 20132
April 30, 20132
March 31, 20132
January 31, 20132
November 30, 20122
October 31, 20122
September 30, 20122
August 31, 20122
July 31, 20122
June 30, 20122
May 31, 20122
April 30, 20122
March 31, 20122
February 29, 20122
January 31, 20122
December 31, 20112
November 30, 20112
October 31, 20112
September 30, 20112
August 31, 20112
July 31, 20112
June 30, 20112
May 31, 20112
April 30, 20111
March 31, 20111
February 28, 20111
January 31, 20111
December 31, 20101
November 30, 20101

Top Direct Holders

HolderPositionShares% of Shares
Outstanding
Report Date
Mr. David P. PerryPresident and CEO361,3060.83%2014-03-04
Mr. Paul L. BernsPresident and CEO253,7600.58%2015-04-24
Mr. Geoffrey M. ParkerExecutive Vice President & CFO94,8400.22%2015-03-23
Vincent IppolitoEVP & Chief Commercial Officer70,6030.16%2015-03-03
Paul H. KlingensteinDirector58,0010.13%2010-11-30
Sanjay ChandaSVP, Drug Development29,087less than 0.1%2015-03-04
Dr. Lee T. Zane, M.D.,M.A.S.SVP and Chief Medical Officer28,156less than 0.1%2015-06-15
Ryan T. SullivanSr. VP and General Counsel27,740less than 0.1%2015-04-29
Dr. Kirk R. Maples, PhDSVP, Program Management7,220less than 0.1%2015-06-01
Ms. Carmen R. RodriguezSnr VP Reg Afrs & Qual. Assur.7,020less than 0.1%2015-05-12

Top Fund Holders

HolderSharesReport Date% of Shares
Outstanding
% of Total
Assets Managed
Market Value($1000)
Baker Bros Advisors LP   Premium Plus4,204,7022015-03-319.682.02243,242
Wellington Management Company LLP   Premium Plus3,442,2682015-03-317.930.05199,135
Palo Alto Investors, LLC   Premium Plus3,259,0452015-03-317.509.32188,536
GlaxoSmithKline PLC2,771,3742014-03-216.62N/A52,656
Vanguard Group, Inc.   Premium Plus2,299,5502015-03-315.290.01133,030
Fidelity® Select Biotechnology Portfolio2,140,8662015-06-304.891.01165,767
Fidelity Management and Research Company   Premium Plus2,109,0492015-03-314.860.02122,008
BlackRock Fund Advisors   Premium Plus1,751,7172015-03-314.030.02101,337
Venrock Partners Management, LLC1,547,0612014-09-263.68N/A36,031
Eagle Asset Management, Inc.   Premium Plus1,526,4582015-06-303.490.66118,193

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