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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 (%)Short Interest (Shares in Mil)
September 29, 201714.973.67
September 15, 2017163.92
August 31, 201716.44.02
August 15, 201714.623.58
July 31, 201714.283.50
July 14, 201715.313.75
June 30, 201716.073.94
June 15, 201717.734.35
May 31, 201718.544.54
May 15, 201718.534.54
April 28, 2017174.17
April 13, 201717.034.18
March 31, 201717.474.28
March 15, 201724.14.26
February 28, 201723.784.21
February 15, 201721.473.80
January 31, 201720.73.66
January 13, 201720.63.64
December 30, 201622.343.95
December 15, 201622.984.07
November 30, 201623.454.15
November 15, 201625.334.48
October 31, 201623.364.13
October 14, 201622.043.90
September 30, 201621.153.74
September 15, 201620.123.56
August 31, 201619.543.46
August 15, 201618.973.36
July 29, 201619.573.46
July 15, 201620.033.54
June 30, 201619.663.48
June 15, 201620.283.59
May 31, 201620.343.60
May 13, 201620.023.55
April 29, 201620.073.55
April 15, 201621.243.76
March 31, 2016213.72
March 15, 201622.163.62
February 29, 201623.523.84
February 12, 201622.053.60
January 29, 201620.63.37
January 15, 201620.693.38
December 31, 201519.583.20
December 15, 201519.073.12
November 30, 201520.173.30
November 13, 201519.463.18
October 30, 201518.543.03
October 15, 201518.32.99
September 30, 201517.272.82
September 15, 201517.952.93
August 31, 201516.172.64
August 14, 201514.942.44
July 31, 201517.482.86
July 15, 201519.763.23
June 30, 201518.483.02
June 15, 201518.493.02
May 29, 201520.063.28
May 15, 201519.993.27
April 30, 201519.43.17
March 31, 201527.413.31
March 13, 201529.213.52
February 27, 201527.523.32
February 13, 201526.523.20
January 30, 201525.453.07
January 15, 201524.332.94
December 31, 201424.372.94
December 15, 201426.13.15
November 28, 201425.723.10
November 14, 201426.383.18
October 31, 201426.833.24
October 15, 201427.043.26
September 30, 201427.833.36
September 15, 201428.113.39
August 29, 201427.523.32
August 15, 201427.053.26
July 31, 201422.412.70
July 15, 201419.852.39
June 30, 201419.462.35
June 13, 201420.262.44
May 30, 201419.562.36
May 15, 201419.672.37
April 30, 2014212.53
April 15, 201418.662.25
March 31, 201417.092.06
March 14, 201433.041.68
February 28, 201426.811.36
February 14, 201425.91.32
January 31, 201422.781.16
January 15, 201425.71.31
December 31, 201325.631.30
December 13, 201323.261.18
November 29, 201320.671.05
November 15, 201318.70.95
October 31, 201321.871.11
October 15, 201320.581.05
September 30, 201320.161.02
September 13, 201320.611.05
August 30, 201318.870.96
August 15, 201318.290.93
July 31, 201317.180.87
July 15, 201317.910.91
June 28, 201316.790.85
June 14, 201316.310.83
May 31, 201316.240.83
May 15, 201317.580.89
April 30, 201317.310.88
April 15, 201317.060.87
March 28, 201319.480.89
March 15, 201322.161.01
February 28, 201322.921.04
February 15, 201319.920.91
January 31, 201317.860.81
January 15, 201317.280.79
December 31, 201216.540.75
December 14, 201215.190.69
November 30, 201211.430.52
November 15, 201210.30.47
October 31, 20129.140.42
October 15, 20129.320.42
September 28, 20128.930.41
September 14, 20129.160.42
August 31, 20129.010.41
August 15, 20128.870.40
July 31, 20127.930.36
July 13, 20128.070.37
June 29, 20127.620.35
June 15, 20125.860.27
May 31, 20125.570.25
May 15, 20125.970.27
April 30, 20125.870.27
April 13, 20125.860.27
March 30, 201216.040.23
March 15, 201218.180.26
February 29, 201219.110.27
February 15, 201219.280.27
January 31, 201212.040.17
January 13, 201210.540.15
December 30, 20118.040.11
December 15, 20117.830.11
November 30, 20118.450.12
November 15, 20118.460.12
October 31, 20117.950.11
October 14, 20118.550.12
September 30, 20115.830.08
September 15, 20116.660.09
August 31, 20116.460.09
August 15, 20115.110.07
July 29, 201140.06
July 15, 20113.850.05
June 30, 20114.030.06
June 15, 20112.510.04
May 31, 20112.180.03
May 13, 20112.560.04
April 29, 20112.950.04
April 15, 20112.820.04
March 31, 20112.970.04
March 15, 20113.520.04
February 28, 20112.840.03
February 15, 20112.50.03
January 31, 20112.690.03
January 14, 20112.340.03
December 31, 20102.040.02
December 15, 20100.040.00
November 30, 20100.010.00

Institutional Ownership History (%)

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

Date Institutional Ownership (%)Institutional Ownership (Shares in Mil)
September 30, 201787.8921.62
June 30, 201785.5521.25
March 31, 201785.121.12
December 31, 201682.5520.48
September 30, 201680.5619.97
June 30, 201683.420.68
March 31, 201684.9521.04
December 31, 201588.9622.04
June 30, 201516.1924.81
March 31, 201554.3383.32
December 31, 201454.1883.12
September 30, 201462.1387.59
June 30, 201462.3988.02
March 31, 201471.8100.19
December 31, 201369.6196.72
September 30, 201356.7260.94
June 30, 201379.5178.82
December 31, 201248.548.91
September 30, 201249.6749.75
June 30, 201230.0919.75
December 31, 201138.9425.35
September 30, 201178.0450.29
June 30, 201120.476.97

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 (%)Insider Ownership (Shares in Mil)
June 30, 20179.192.28
May 31, 20179.192.28
April 30, 20179.192.28
March 31, 20179.182.28
February 28, 20179.182.28
January 31, 20179.182.28
December 31, 20169.182.28
November 30, 20169.182.28
October 31, 20169.182.28
September 30, 20169.182.28
August 31, 20169.182.28
July 31, 20169.192.28
June 30, 20169.192.28
May 31, 20169.192.28
April 30, 20169.192.28
March 31, 20169.192.28
February 29, 20169.192.28
January 31, 20169.192.28
December 31, 20159.192.28
November 30, 201514.463.58
October 31, 201518.613.57
September 30, 201518.613.57
August 31, 20152.333.57
July 31, 20152.333.57
June 30, 20152.333.57
May 31, 20152.283.49
April 30, 20152.283.49
March 31, 20152.283.49
February 28, 20152.183.34
January 31, 20152.183.34
December 31, 20140.971.48
November 30, 20142.183.34
October 31, 20142.183.34
September 30, 20142.373.34
August 31, 20142.373.34
July 31, 20142.373.34
June 30, 20142.43.34
May 31, 20142.373.31
March 31, 20144.361.49
February 28, 20144.341.48
January 31, 20144.341.48
December 31, 20134.341.48
November 30, 20134.331.48
October 31, 20134.231.44
September 30, 20134.231.44
August 31, 20134.231.44
July 31, 20134.231.44
June 30, 20134.231.44
May 31, 20131.660.57
April 30, 20131.660.57
March 31, 20131.660.57
January 31, 20131.660.57
November 30, 20120.460.16
October 31, 20120.460.16
September 30, 20120.460.16
August 31, 20120.460.16
July 31, 20120.460.16
June 30, 20120.460.16
May 31, 20120.460.16
April 30, 20120.460.16
March 31, 20120.460.16
February 29, 20120.460.16
January 31, 20120.460.16
December 31, 20110.460.16
November 30, 20110.460.16
October 31, 20110.460.16
September 30, 20110.460.16
August 31, 20110.980.33
July 31, 20110.980.33
June 30, 20110.980.33
May 31, 20110.980.33
April 30, 20110.980.33
March 31, 20110.980.33
February 28, 20110.980.33
January 31, 20110.990.33
December 31, 20100.990.33
November 30, 20100.920.31

Top Direct Holders

HolderPositionShares% of Shares
Outstanding
Report Date
Steven J. Farr,PhDN/A902,2093.63%2014-06-02
Ann D. RhoadsN/A469,9801.89%2014-06-02
Richard Scott ShivelyN/A358,7711.44%2014-06-02
Cam L. GarnerN/A326,7501.32%2014-06-13
Roger L. HawleyN/A90,5750.36%2015-12-15
Dr. Cynthia Y. Robinson,PhDN/A52,7460.21%2012-12-13
Dr. Thierry DarcisN/A34,0000.14%2015-06-29
Erle T. MastN/A24,2210.1%2015-03-13
Breitmeyer James BN/A10,000less than 0.1%2014-03-25
Dr. Renee P. TannenbaumDirector10,000less than 0.1%2017-03-16

Top Fund Holders

HolderSharesReport Date% of Shares
Outstanding
% of Total
Assets Managed
Market Value($1000)
PERCEPTIVE ADVISORS LLC   Premium Plus3,448,3022017-06-302.530.1450,000
GREAT POINT PARTNERS LLC   Premium Plus2,440,9592017-06-306.340.1035,394
BlackRock Inc.   Premium Plus1,828,4032017-06-300.000.0726,513
RA CAPITAL MANAGEMENT, LLC   Premium Plus1,474,6882017-06-302.450.0621,383
FEDERATED INVESTORS INC /PA/   Premium Plus1,176,9002017-06-300.050.0517,065
KENNEDY CAPITAL MANAGEMENT, INC.   Premium Plus924,8072017-06-300.260.0413,410
VANGUARD GROUP INC   Premium Plus893,5232017-06-300.000.0412,956
GOLDMAN SACHS GROUP INC   Premium Plus867,5702017-06-300.000.0312,580
Invesco Ltd.   Premium Plus818,5372017-06-300.000.0311,869
FRANKLIN RESOURCES INC   Premium Plus617,6252017-06-300.000.028,956
SUSQUEHANNA INTERNATIONAL GROUP, LLP   Premium Plus568,5002017-06-300.000.028,243
Lombard Odier Asset Management (USA) Corp   Premium Plus469,2482017-06-300.640.026,804
DIMENSIONAL FUND ADVISORS LP   Premium Plus464,7612017-06-300.000.026,739
STATE STREET CORP   Premium Plus446,5932017-06-300.000.026,474
NORTHERN TRUST CORP   Premium Plus341,3092017-06-300.000.014,949
Longwood Capital Partners LLC   Premium Plus301,7002017-06-301.220.014,375
JPMORGAN CHASE & CO   Premium Plus286,2992017-06-300.000.014,152
Candriam Luxembourg S.C.A.   Premium Plus243,0002017-06-300.070.013,524
SUSQUEHANNA INTERNATIONAL GROUP, LLP   Premium Plus209,6002017-06-300.000.013,039
GEODE CAPITAL MANAGEMENT, LLC   Premium Plus208,0122017-06-300.000.013,016

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