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Epizyme Inc (EPZM) Ownership Data

Short Interest History (%)

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

Date Short Interest (%)Short Interest (Shares in Mil)
September 29, 201718.725.56
September 15, 201722.296.62
August 31, 201722.386.64
August 15, 201721.876.49
July 31, 201720.76.15
July 14, 201720.586.11
June 30, 201721.856.49
June 15, 201720.155.98
May 31, 201716.925.02
May 15, 201715.924.73
April 28, 201717.55.20
April 13, 201716.484.89
March 31, 201716.084.77
March 15, 201717.915.32
February 28, 201715.745.86
February 15, 201715.035.60
January 31, 201715.945.94
January 13, 201715.495.77
December 30, 201616.26.04
December 15, 201616.416.11
November 30, 201616.826.27
November 15, 201615.435.75
October 31, 201614.995.58
October 14, 201613.695.10
September 30, 201613.354.97
September 15, 201612.834.78
August 31, 201611.914.44
August 15, 201613.054.86
July 29, 201612.984.83
July 15, 201613.615.07
June 30, 201613.234.93
June 15, 201610.964.08
May 31, 201610.734.00
May 13, 201610.53.91
April 29, 20169.623.58
April 15, 20169.853.67
March 31, 201611.624.33
March 15, 201612.024.48
February 29, 201611.974.46
February 12, 201645.134.57
January 29, 201636.243.67
January 15, 201636.193.66
December 31, 201552.995.36
December 15, 201559.596.03
November 30, 201553.475.41
November 13, 201556.635.73
October 30, 201555.935.66
October 15, 201568.96.97
September 30, 201572.797.37
September 15, 201570.677.15
August 31, 201573.217.41
August 14, 201566.96.77
July 31, 201563.636.44
July 15, 201566.96.77
June 30, 201554.315.50
June 15, 201540.494.10
May 29, 201538.433.89
May 15, 201538.973.94
April 30, 201533.263.37
April 15, 201534.533.49
March 31, 201534.163.46
March 13, 201536.013.64
February 27, 201531.563.58
February 13, 201531.543.58
January 30, 201531.133.53
January 15, 201526.813.04
December 31, 201425.642.91
December 15, 201428.233.20
November 28, 201428.233.20
November 14, 201425.922.94
October 31, 201429.443.34
October 15, 201427.853.16
September 30, 201427.593.13
September 15, 201421.272.41
August 29, 201419.752.24
August 15, 201426.663.03
July 31, 201426.753.04
July 15, 201423.472.66
June 30, 201420.742.35
June 13, 201421.362.42
May 30, 201421.762.47
May 15, 201421.272.41
April 30, 201423.532.67
April 15, 201426.152.97
March 31, 201423.292.64
March 14, 201421.812.47
February 28, 201419.262.19
February 14, 201429.762.21
January 31, 201427.112.02
January 15, 201424.421.82
December 31, 201331.012.31
December 13, 201332.092.39
November 29, 201331.262.32
November 15, 201322.81.70
October 31, 201316.041.19
October 15, 201316.361.22
September 30, 201314.461.08
September 13, 201313.20.98
August 30, 201311.650.87
August 15, 20138.870.66
July 31, 20138.020.60
July 15, 20136.440.48
June 28, 20133.760.28
June 14, 20133.530.26

Institutional Ownership History (%)

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

Date Institutional Ownership (%)Institutional Ownership (Shares in Mil)
September 30, 201768.3347.43
June 30, 201780.4947.03
March 31, 201774.6343.55
December 31, 201681.7347.44
September 30, 201678.1145.30
June 30, 201679.7146.18
March 31, 201692.6150.98
December 31, 201582.6934.54
June 30, 201598.6240.71
March 31, 201578.6931.85
December 31, 201487.5930.16
September 30, 201477.6626.45
June 30, 201467.7322.61
December 31, 201392.0326.22
September 30, 201349.6514.09
June 30, 201346.5716.90

Insider ownership (%)

This is the historical insider ownership of Epizyme 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, 20170.420.25
May 31, 20170.420.24
April 30, 20170.410.24
March 31, 20170.350.20
February 28, 20170.350.20
January 31, 20170.350.20
December 31, 20160.340.20
November 30, 20160.340.20
October 31, 20160.340.20
September 30, 20160.340.19
August 31, 20160.330.19
July 31, 20160.330.19
June 30, 20160.370.21
May 31, 20160.310.17
April 30, 20160.30.17
March 31, 20160.310.17
February 29, 20160.420.17
January 31, 20160.380.16
December 31, 20150.310.18
November 30, 20150.380.16
October 31, 20150.380.16
September 30, 20150.390.16
August 31, 20150.380.16
July 31, 20150.370.15
June 30, 20150.370.15
May 31, 20150.370.15
April 30, 20150.370.15
March 31, 20150.440.15
February 28, 20150.450.15
January 31, 20150.450.15
December 31, 20140.170.06
November 30, 20140.450.15
October 31, 20140.450.15
September 30, 20140.450.15
August 31, 20140.280.09
July 31, 20140.260.09
June 30, 20140.230.08
May 31, 20140.230.08

Top Direct Holders

HolderPositionShares% of Shares
Outstanding
Report Date
Mr. Jason P. RhodesN/A138,0000.2%2014-09-22
Mr. Andrew E. SingerEVP & CFO35,729less than 0.1%2017-02-08
Dr. Robert A. Copeland, PhDPresident of Research and CSO31,538less than 0.1%2016-08-01
Mr. Stephen GarbaczN/A13,073less than 0.1%2014-11-03
Mr. David M. MottDirector6,000less than 0.1%2016-07-01
Tai-Ching Peter HoChief Development Officer5,520less than 0.1%2016-12-08
Dr. Beth C. Seidenberg,M.D.N/A3,200less than 0.1%2016-07-01
Mr. Robert B. BazemoreN/A1,362less than 0.1%2016-08-31
Mr. Patrick J. KerinsN/A651less than 0.1%2016-01-12
Mr. Eric HedrickN/A429less than 0.1%2014-10-15

Top Fund Holders

HolderSharesReport Date% of Shares
Outstanding
% of Total
Assets Managed
Market Value($1000)
PRIMECAP Management Premium6,538,1272017-06-300.080.1198,726
NEA Management Company, LLC   Premium Plus6,260,8512017-06-303.440.1194,539
Palo Alto Investors, LLC   Premium Plus5,698,2962017-06-304.020.1086,044
VANGUARD GROUP INC   Premium Plus3,419,8442017-06-300.000.0651,640
BlackRock Inc.   Premium Plus3,287,0972017-06-300.000.0649,636
JENNISON ASSOCIATES LLC   Premium Plus1,877,1352017-06-300.030.0328,345
STATE STREET CORP   Premium Plus1,764,4502017-06-300.000.0326,644
Foresite Capital Management II, LLC   Premium Plus1,484,7402017-06-3010.270.0322,420
Rock Springs Capital Management LP   Premium Plus1,175,0002017-06-300.900.0217,743
FRANKLIN RESOURCES INC   Premium Plus1,035,1002017-06-300.010.0215,630
Foresite Capital Management III, LLC   Premium Plus799,3632017-06-303.940.0112,070
DEERFIELD MANAGEMENT CO   Premium Plus662,3692017-06-300.650.0110,002
LORD, ABBETT & CO. LLC   Premium Plus644,0812017-06-300.030.019,726
CQS Cayman LP   Premium Plus614,3002017-06-302.390.019,276
Voya Investment Management LLC   Premium Plus543,4742017-06-300.020.018,207
MILLENNIUM MANAGEMENT LLC   Premium Plus540,0842017-06-300.010.018,155
Casdin Capital, LLC   Premium Plus520,0002017-06-302.900.017,852
NORTHERN TRUST CORP   Premium Plus504,7702017-06-300.000.017,622
GEODE CAPITAL MANAGEMENT, LLC   Premium Plus353,5142017-06-300.000.015,338
ORACLE INVESTMENT MANAGEMENT INC   Premium Plus292,3802017-06-300.890.014,415

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