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Zogenix Inc (ZGNX) Ownership Data

Short Interest History (%)

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

Date Short Interest
May 15, 201519.99
April 30, 201519.4
April 15, 201517.43
March 31, 201527.41
March 13, 201529.21
February 27, 201527.52
February 13, 201526.52
January 30, 201525.45
January 15, 201524.33
December 31, 201424.37
December 15, 201426.1
November 28, 201425.72
November 14, 201426.38
October 31, 201426.83
October 15, 201427.04
September 30, 201427.83
September 15, 201428.11
August 29, 201427.52
August 15, 201427.05
July 31, 201422.41
July 15, 201419.85
June 30, 201419.46
June 13, 201420.26
May 30, 201419.56
May 15, 201419.67
April 30, 201421
April 15, 201418.66
March 31, 201417.09
March 14, 201433.04
February 28, 201426.81
February 14, 201425.9
January 31, 201422.78
January 15, 201425.7
December 31, 201325.63
December 13, 201323.26
November 29, 201320.67
November 15, 201318.7
October 31, 201321.87
October 15, 201320.58
September 30, 201320.16
September 13, 201320.61
August 30, 201318.87
August 15, 201318.29
July 31, 201317.18
July 15, 201317.91
June 28, 201316.79
June 14, 201316.31
May 31, 201316.24
May 15, 201317.58
April 30, 201317.31
April 15, 201317.06
March 28, 201319.48
March 15, 201322.16
February 28, 201322.92
February 15, 201319.92
January 31, 201317.86
January 15, 201317.28
December 31, 201216.54
December 14, 201215.19
November 30, 201211.43
November 15, 201210.3
October 31, 20129.14
October 15, 20129.32
September 28, 20128.93
September 14, 20129.16
August 31, 20129.01
August 15, 20128.87
July 31, 20127.93
July 13, 20128.07
June 29, 20127.62
June 15, 20125.86
May 31, 20125.57
May 15, 20125.97
April 30, 20125.87
April 13, 20125.86
March 30, 201216.04
March 15, 201218.18
February 29, 201219.11
February 15, 201219.28
January 31, 201212.04
January 13, 201210.54
December 30, 20118.04
December 15, 20117.83
November 30, 20118.45
November 15, 20118.46
October 31, 20117.95
October 14, 20118.55
September 30, 20115.83
September 15, 20116.66
August 31, 20116.46
August 15, 20115.11
July 29, 20114
July 15, 20113.85
June 30, 20114.03
June 15, 20112.51
May 31, 20112.18
May 13, 20112.56
April 29, 20112.95
April 15, 20112.82
March 31, 20112.97
March 15, 20113.52
February 28, 20112.84
February 15, 20112.5
January 31, 20112.69
January 14, 20112.34
December 31, 20102.04
December 15, 20100.04
November 30, 20100.01

Institutional Ownership History (%)

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

Date Institutional Ownership
April 30, 201559
March 31, 201562
February 28, 201563
January 31, 201554
December 31, 201458
November 30, 201458
October 31, 201464
September 30, 201470
August 31, 201485
July 31, 201485
June 30, 201490
May 31, 201490
April 30, 201490
March 31, 201487
February 28, 201487
January 31, 201488
December 31, 201387
November 30, 201367
October 31, 201386
September 30, 201377
August 31, 201383
July 31, 201384
June 30, 201375
May 31, 201374
April 30, 201373
March 31, 201362
February 28, 201350
January 31, 201348
December 31, 201253
November 30, 201277
October 31, 201276
September 30, 201283
August 31, 201282
June 30, 201273
May 31, 201273
April 30, 201273
March 31, 201277
February 29, 201278
January 31, 201282
December 31, 201186
November 30, 201186
October 31, 201186
August 31, 201154
July 31, 201155
June 30, 201155
May 31, 201127
April 30, 201126
March 31, 201126
February 28, 201126
January 31, 20119
December 31, 20109

Insider ownership (%)

This is the historical insider ownership of Zogenix 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, 20141
November 30, 20142
October 31, 20142
September 30, 20142
August 31, 20142
July 31, 20142
June 30, 20142
May 31, 20142
March 31, 20144
February 28, 20144
January 31, 20144
December 31, 20134
November 30, 20134
October 31, 20134
September 30, 20134
August 31, 20134
July 31, 20134
June 30, 20134
May 31, 20132
April 30, 20132
March 31, 20132
January 31, 20132
August 31, 20111
July 31, 20111
June 30, 20111
May 31, 20111
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
Roger L. HawleyCEO1,344,4470.88%2015-03-16
Steven J. Farr,PhDPresident and COO902,2090.59%2014-06-02
Ann D. RhoadsEVP, CFO, Treasurer & Sec.469,9800.31%2014-06-02
Richard Scott ShivelyChief Commercial Officer358,7710.23%2014-06-02
Cam L. GarnerDirector326,7500.21%2014-06-13
Dr. Cynthia Y. Robinson,PhDChief Development Officer52,746less than 0.1%2012-12-13
Erle T. MastDirector24,221less than 0.1%2015-03-13
Breitmeyer James BN/A10,000less than 0.1%2014-03-25
Dr. Bradley S. GalerN/A1,500less than 0.1%2013-12-17

Top Fund Holders

HolderSharesReport Date% of Shares
Outstanding
% of Total
Assets Managed
Market Value
Federated Global Inv Mgmt Corp   Premium Plus11,598,0002015-03-317.560.1415,889,000
Fidelity Management and Research Company   Premium Plus11,089,6972015-03-317.230.0015,193,000
Broadfin Capital, LLC   Premium Plus10,737,6452015-03-317.001.1414,711,000
Federated Kaufmann Fund10,150,0002015-03-316.620.2413,905,500
Fidelity® Select Biotechnology Portfolio9,804,7062015-03-316.390.1013,432,447
Sabby Management LLC   Premium Plus8,418,8112015-03-315.490.4711,534,000
Visium Asset Management LLC   Premium Plus7,500,0002014-10-175.320.008,625,000
Vanguard Group, Inc.   Premium Plus4,317,2632015-03-312.810.005,914,000
Franklin Advisers, Inc.   Premium Plus3,599,3002015-03-312.350.004,931,000
BlackRock Fund Advisors   Premium Plus3,485,2262015-03-312.270.004,775,000

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