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Biocryst Pharmaceuticals Inc (BCRX) Ownership Data

Short Interest History (%)

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

Date Short Interest
May 15, 201528.59
April 30, 201526.98
April 15, 201527.85
March 31, 201528.73
March 13, 201516.63
February 27, 201527.9
February 13, 201524.09
January 30, 201523.22
January 15, 201521.09
December 31, 201420.36
December 15, 201419.63
November 28, 201419.74
November 14, 201419.53
October 31, 201419.7
October 15, 201419.59
September 30, 201419.21
September 15, 201417.52
August 29, 201416.91
August 15, 201416.93
July 31, 201415.92
July 15, 201415.21
June 30, 201410.87
June 13, 20149.95
May 30, 201410.67
May 15, 201410.94
April 30, 201410.69
April 15, 201411.27
March 31, 201413.28
March 14, 201411.21
February 28, 201412.74
February 14, 201412.31
January 31, 201411.87
January 15, 201417.31
December 31, 201317.5
December 13, 201314.59
November 29, 201310.45
November 15, 20139.81
October 31, 20139.16
October 15, 20139.04
September 30, 201314.7
September 13, 201310.83
August 30, 20139.52
August 15, 201310.32
July 31, 201311.55
July 15, 20139.84
June 28, 201314.73
June 14, 201314.68
May 31, 201315.17
May 15, 201316.36
April 30, 201314.63
April 15, 201311.21
March 28, 20137.86
March 15, 20137.68
February 28, 20138.31
February 15, 20138.51
January 31, 20139.04
January 15, 20136.26
December 31, 20125.46
December 14, 20126.95
November 30, 20125.82
November 15, 20127.17
October 31, 20128.08
October 15, 20129.56
September 28, 20129.92
September 14, 201210.63
August 31, 201211.28
August 15, 201212.52
July 31, 201212.51
July 13, 201212
June 29, 201213.71
June 15, 201210.52
May 31, 20129.54
May 15, 20129.45
April 30, 20128.64
April 13, 20129.24
March 30, 20129.09
March 15, 201212.85
February 29, 201210.42
February 15, 201210.72
January 31, 201211.68
January 13, 201212.07
December 30, 201112.01
December 15, 201112.48
November 30, 201112.99
November 15, 201112.78
October 31, 201112.75
October 14, 201113.04
September 30, 201113.1
September 15, 201113.92
August 31, 201115.15
August 15, 201116.38
July 29, 201117.49
July 15, 201117.25
June 30, 201117.24
June 15, 201117.24
May 31, 201116.92
May 13, 201116.77
April 29, 201116.78
April 15, 201116.56
March 31, 201115.87
March 15, 201111.36
February 28, 201111.2
February 15, 201111.21
January 31, 201111.32
January 14, 201112.23
December 31, 201012.61
December 15, 201012.86
November 30, 201013.26
November 15, 201014.29
October 29, 201014.5
October 15, 201015.09
September 30, 201015.57
September 15, 201015.81
August 31, 201016.12
August 13, 201015.9
July 30, 201016.49
July 15, 201017.03
June 30, 201017.75
June 15, 201017.64
May 28, 201017.73
May 14, 201017.13
April 30, 201015.37
April 15, 201017.71
March 31, 201017.69
March 15, 201017.2
February 26, 201018.45
February 12, 201019.02
January 29, 201018.76
January 15, 201016.92
December 31, 200915.76
December 15, 200921.02
November 30, 200923.8
November 13, 200928.43
October 30, 200926.65
October 15, 200922.08
September 30, 200920.58
September 15, 200916.05
August 31, 200915.66
August 14, 200912.29
July 31, 200914.19
July 15, 200910.69
June 30, 20098.56
June 15, 20097.89
May 29, 20097.69
May 15, 20096.27
April 30, 20095.48
April 15, 20091.79
March 31, 20091.95
March 13, 20091.98
February 27, 20091.82
February 13, 20091.82
January 30, 20091.85
January 15, 20091.92
December 31, 20081.77
December 15, 20081.89
November 28, 20082.04
November 14, 20082.12
October 31, 20082.34
October 15, 20081.77
September 30, 20082.67
September 15, 20082.9
August 29, 20083.19
August 15, 20083.68
July 31, 20085.82
July 15, 20085.79
June 30, 20085.72
June 13, 20085.86
May 30, 20086.04
May 15, 20085.52
April 30, 20086.6
April 15, 20086.24
March 31, 20085.81
March 14, 20086.32
February 29, 20086.41
February 15, 20086.68
January 31, 20086.62
January 15, 20087.03
December 31, 20077.03
December 11, 20077.39
November 27, 20077.81
November 9, 20077.84
October 26, 20077.63
October 10, 20077.9
September 25, 20079.91
September 11, 20075.86
August 10, 20076.81
July 10, 200710.36
June 12, 200714.75
May 10, 200713.51
April 10, 200712.54
March 12, 200712.18
February 12, 200710.21
January 9, 200710.12
December 12, 20069.55
November 10, 20068.82
October 10, 20069.62
September 12, 20069.27
August 10, 20069.47
July 11, 200611.2
June 12, 20069.58
May 10, 200610.53
April 10, 200611.71
March 10, 200612.96
February 10, 200611.67
January 10, 200612.61
December 12, 200513.16
November 10, 200512.03
October 11, 20058.8
September 12, 20050.64
August 10, 20050.57
July 12, 20050.29
June 10, 20052.24
May 10, 20051.78
April 12, 20051.91
March 10, 20051.66
February 10, 20051.53
January 11, 20051.25
December 10, 20041.19
November 10, 20041.81
October 12, 20041.98
September 10, 20042.11
August 10, 20042.36
July 12, 20041.68
June 9, 20040.84
May 11, 20040.46
April 12, 20040.65
March 10, 20040.83
February 10, 20041.29
January 12, 20040.5
December 10, 20031.23
November 11, 20031
October 10, 20030.09
September 10, 20030.11
August 12, 20030.01
July 10, 20030.01
June 10, 20030.08
May 12, 20030.02
February 11, 20030.01
December 10, 20020.06
November 12, 20020.03
October 10, 20020.03
September 10, 20020.04
August 12, 20020.05
July 10, 20020.04
June 11, 20020.06
May 10, 20020.05
April 10, 20020.06
March 12, 20020.06
February 12, 20020.06
January 10, 20020.15
December 11, 20010.06
November 12, 20010.07
October 10, 20010.07
September 5, 20010.07
August 10, 20010.11
July 10, 20010.21
June 12, 20011.37
May 10, 20010.5
April 9, 20010.25
March 12, 20010.26
February 12, 20010.22
January 9, 20010.81
December 12, 20001.05
November 10, 20000.43
October 10, 20001.05
September 12, 20001.66
August 10, 20001.68
July 11, 20001.66
June 12, 20001.04
May 10, 20000.74
April 11, 20000.32
March 10, 20000.67
February 10, 20000.89
January 11, 20001.11
December 10, 19991.13
November 10, 19991.79
October 12, 19992.45
September 10, 19992.76
August 10, 19992.24
July 12, 19991.11
June 10, 19991.17
May 11, 19991.12
April 12, 19991.18
March 10, 19991.09
February 9, 19991.11
January 8, 19991.17
December 8, 19981.24
November 6, 19981.36
October 8, 19981.3
September 8, 19981.16
August 7, 19980.98
July 8, 19980.95
June 8, 19980.78
May 8, 19980.72
April 7, 19980.63
March 6, 19980.74
February 6, 19980.7
January 8, 19980.63
December 8, 19970.39
November 7, 19970.34
October 8, 19970.81
September 8, 19970.21
August 8, 19970.22
July 8, 19970.2
June 6, 19970.37
May 8, 19970.4
April 8, 19970.22
March 7, 19970.16
February 7, 19970.24
January 8, 19970.14
December 6, 19960.28
November 8, 19960.61
October 8, 19960.47
September 6, 19960.89
August 8, 19960.5
July 8, 19960.17
June 7, 19960.13
May 8, 19960.26
April 8, 19960.11
March 8, 19960.21
February 8, 19960.4
January 8, 19960.45
December 8, 19950.3
November 8, 19950.25
October 6, 19950.42
September 8, 19950.39
August 8, 19950.28
July 7, 19950.22
June 8, 19950.39
May 8, 19950.1
April 6, 19950.17
March 8, 19950.15
February 8, 19950.18
January 6, 19950.27

Institutional Ownership History (%)

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

Date Institutional Ownership
April 30, 201588
March 31, 201583
February 28, 201583
January 31, 201583
December 31, 201480
November 30, 201480
October 31, 201481
September 30, 201475
August 31, 201475
July 31, 201475
June 30, 201485
May 31, 201484
April 30, 201476
March 31, 201469
February 28, 201469
January 31, 201469
December 31, 201367
November 30, 201356
October 31, 201356
September 30, 201345
August 31, 201345
July 31, 201349
June 30, 201335
May 31, 201329
April 30, 201334
March 31, 201337
February 28, 201336
January 31, 201337
December 31, 201234
November 30, 201235
October 31, 201235
September 30, 201238
August 31, 201239
July 31, 201239
June 30, 201242
May 31, 201240
April 30, 201240
March 31, 201239
February 29, 201240
January 31, 201234
December 31, 201137
November 30, 201137
October 31, 201137
September 30, 201138
August 31, 201135
July 31, 201135
June 30, 201134
May 31, 201134
April 30, 201134
March 31, 201134
February 28, 201134
January 31, 201135
December 31, 201035
November 30, 201035
October 31, 201033
September 30, 201033
August 31, 201033
July 31, 201034
June 30, 201035
May 31, 201035
April 30, 201037
March 31, 201038
February 28, 201041
January 31, 201046
December 31, 200946
November 30, 200946
October 31, 200946
September 30, 200936
August 31, 200938
July 31, 200944
June 30, 200943
May 31, 200943
April 30, 200942
March 31, 200942
February 28, 200942
January 31, 200947
December 31, 200847
November 30, 200847
October 31, 200848
September 30, 200845
August 31, 200845
July 31, 200845
June 30, 200848
May 31, 200848
April 30, 200848
March 31, 200851
February 29, 200851
January 31, 200851

Insider ownership (%)

This is the historical insider ownership of Biocryst 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, 20156
March 31, 20156
February 28, 20156
January 31, 20156
December 31, 20145
November 30, 20146
October 31, 20146
September 30, 20146
August 31, 20146
July 31, 20146
June 30, 20147
May 31, 20147
March 31, 20149
February 28, 20149
January 31, 20149
December 31, 20138
November 30, 20138
October 31, 20138
September 30, 20138
August 31, 20138
July 31, 20138
June 30, 20138
May 31, 20138
April 30, 20138
March 31, 20138
January 31, 20138
November 30, 20127
October 31, 20127
September 30, 20127
August 31, 20127
July 31, 20127
June 30, 20127
May 31, 20127
April 30, 20127
March 31, 20127
February 29, 20127
January 31, 20127
December 31, 20117
November 30, 20117
October 31, 20117
September 30, 20117
August 31, 20117
July 31, 20117
June 30, 20117
May 31, 20117
April 30, 20117
March 31, 20117
February 28, 20116
January 31, 20116
December 31, 20106
November 30, 20106
October 31, 20106
September 30, 20106
August 31, 20106
July 31, 20106
June 30, 20106
May 31, 20106
April 30, 20106
March 31, 20106
February 28, 20107
January 31, 20107
December 31, 20098
November 30, 20097
October 31, 20097
September 30, 20097
August 31, 20098
July 31, 20098
June 30, 20098
May 31, 20098
April 30, 20098
March 31, 20098
February 28, 20097
January 31, 20097
December 31, 20087
November 30, 20087
October 31, 20087
September 30, 20087
August 31, 20087
July 31, 20087
June 30, 20087
May 31, 20087
April 30, 200814
March 31, 200814
February 29, 200814
January 31, 200814
December 31, 200714
November 30, 200714
October 31, 200714
September 30, 200714
August 31, 200714
July 31, 200713
June 30, 200722
May 31, 200719
April 30, 200719
March 31, 200719
February 28, 200719
January 31, 200719
December 31, 200619
November 30, 200619
October 31, 200619
September 30, 200619
June 30, 200619
May 31, 200619
April 30, 200619
March 31, 200619
February 28, 200619
January 31, 200619
December 31, 200519
November 30, 200519
October 31, 200515
September 30, 200515
August 31, 200515
July 31, 200515
June 30, 200515
May 31, 200515
April 30, 200515
March 31, 200515
February 28, 200515
January 31, 200515
December 31, 200418
November 30, 200418
October 31, 200418
September 30, 200418
August 31, 200418
July 31, 200418
June 30, 200419
May 31, 200419
April 30, 200419
March 31, 200419
February 29, 200419

Top Direct Holders

HolderPositionShares% of Shares
Outstanding
Report Date
William W. FeatheringillDirector, 10% Owner1,797,5722.48%2006-08-29
Jon P. StonehousePresident & CEO650,8690.9%2015-03-01
William M. Spencer,IIIN/A186,7610.26%2006-12-27
Thomas R. Staab,IISenior Vice President and CFO162,1440.22%2015-05-18
Dr. Yarlagadda S. Babu,PhDSenior VP - Drug Discovery148,6970.21%2015-03-19
Dr. Fred E. Cohen,M.D.,D.Phil.N/A102,3140.14%2015-02-27
Dr. William P. SheridanSenior VP - CMO95,1230.13%2015-03-01
Ms. Alane BarnesVP, General Counsel & Corp Sec71,8760.1%2015-03-01
Dr. J. Claude Bennett,M.D.COO65,730less than 0.1%2007-09-04
Dr. Charles E. Bugg,PhDChairman62,439less than 0.1%2006-03-03

Top Fund Holders

HolderSharesReport Date% of Shares
Outstanding
% of Total
Assets Managed
Market Value
Fidelity Management and Research Company   Premium Plus10,716,0202015-03-3114.790.0196,766,000
Baker Bros Advisors LLC   Premium Plus10,478,2042015-03-3114.460.7994,618,000
Wellington Management Company LLP   Premium Plus7,020,2832015-03-319.690.0263,393,000
RA Capital Management, LLC   Premium Plus6,926,6172015-03-319.566.3362,547,000
State Street Corp   Premium Plus3,341,2122015-03-314.610.0030,171,000
Fidelity® OTC Portfolio2,919,0532015-03-314.030.2026,359,049
BlackRock Fund Advisors   Premium Plus2,860,9002015-03-313.950.0125,834,000
Vanguard Group, Inc.   Premium Plus2,461,1822015-03-313.400.0022,224,000
Millennium Management LLC   Premium Plus2,431,1232015-03-313.350.0421,953,000
SPDR® S&P Biotech ETF2,290,3352015-05-223.881.1526,155,626

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