WELLINGTON MANAGEMENT GROUP LLP - ENZON PHARMACEUTICALS INC ownership

ENZON PHARMACEUTICALS INC's ticker is ENZN and the CUSIP is 293904108. A total of 80 filers reported holding ENZON PHARMACEUTICALS INC in Q2 2013. The put-call ratio across all filers is - and the average weighting 0.0%.

Quarter-by-quarter ownership
WELLINGTON MANAGEMENT GROUP LLP ownership history of ENZON PHARMACEUTICALS INC
ValueSharesWeighting
Q3 2013$179,000
-16.0%
106,2730.0%0.00%
Q2 2013$213,000106,2730.00%
Other shareholders
ENZON PHARMACEUTICALS INC shareholders Q2 2013
NameSharesValueWeighting ↓
Ativo Capital Management LLC 416,564$575,0000.20%
ALGERT GLOBAL LLC 124,891$150,0000.08%
Rotella Capital Management, Inc. 64,910$78,0000.06%
Spark Investment Management LLC 362,800$431,0000.06%
Icahn Capital 5,904,863$7,086,0000.02%
GLOBEFLEX CAPITAL L P 99,954$120,0000.02%
Kovack Advisors, Inc. 16,050$19,0000.01%
BOGLE INVESTMENT MANAGEMENT L P /DE/ 110,202$132,0000.01%
Renaissance Technologies 3,614,909$4,338,0000.01%
CSS LLC/IL 158,829$191,0000.01%
View complete list of ENZON PHARMACEUTICALS INC shareholders