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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
July 15, 201566.9
June 30, 201554.31
June 15, 201540.49
May 29, 201538.43
May 15, 201538.97
April 30, 201533.26
April 15, 201534.53
March 31, 201534.16
March 13, 201536.01
February 27, 201531.56
February 13, 201531.54
January 30, 201531.13
January 15, 201526.81
December 31, 201425.64
December 15, 201428.23
November 28, 201428.23
November 14, 201425.92
October 31, 201429.44
October 15, 201427.85
September 30, 201427.59
September 15, 201421.27
August 29, 201419.75
August 15, 201426.66
July 31, 201426.75
July 15, 201423.47
June 30, 201420.74
June 13, 201421.36
May 30, 201421.76
May 15, 201421.27
April 30, 201423.53
April 15, 201426.15
March 31, 201423.29
March 14, 201421.81
February 28, 201419.26
February 14, 201429.76
January 31, 201427.11
January 15, 201424.42
December 31, 201331.01
December 13, 201332.09
November 29, 201331.26
November 15, 201322.8
October 31, 201316.04
October 15, 201316.36
September 30, 201314.46
September 13, 201313.2
August 30, 201311.65
August 15, 20138.87
July 31, 20138.02
July 15, 20136.44
June 28, 20133.76
June 14, 20133.53

Institutional Ownership History (%)

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

Date Institutional Ownership
March 31, 201578
December 31, 201488
September 30, 201478
June 30, 201468
December 31, 201392
September 30, 201349
June 30, 201346

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.

Top Direct Holders

HolderPositionShares% of Shares
Outstanding
Report Date
Mr. Jason P. RhodesPresident, CFO and Treasurer138,0000.33%2014-09-22
Mr. Stephen GarbaczPrincipal Accounting Officer13,073less than 0.1%2014-11-03
Mr. Patrick J. Kerins10% Owner651less than 0.1%2014-08-14
Mr. Eric HedrickChief Medical Officer429less than 0.1%2014-10-15
Tai-Ching Peter HoChief Development Officer200less than 0.1%2014-12-02

Top Fund Holders

HolderSharesReport Date% of Shares
Outstanding
% of Total
Assets Managed
Market Value($1000)
NEW ENTERPRISE ASSOCIATES 11 LP6,446,0892014-02-2819.68N/A192,738
PRIMECAP Management Company Premium6,023,6052015-03-3114.880.11113,123
Fidelity Management and Research Company   Premium Plus5,366,4392015-03-3113.250.01100,782
NEA Management Company, LLC   Premium Plus5,149,7402015-06-3012.506.45123,594
Fidelity® Select Biotechnology Portfolio4,120,2072015-05-3110.000.5078,160
KLEINER PERKINS CAUFIELD & BYERS X A LP4,115,5552014-02-2812.57N/A123,055
Kleiner Perkins Caufield & Byers XIII LLC3,838,1672014-12-3111.15N/A72,426
Celgene Corp3,674,6402014-02-2811.22N/A109,872
PrimeCap Odyssey Aggressive Growth Fund3,439,8622015-03-318.500.9564,601
BAY Capital Management3,192,0622014-02-289.75N/A95,443

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