DEERFIELD MANAGEMENT COMPANY, L.P. (SERIES C) - THORATEC CORP ownership

THORATEC CORP's ticker is THOR and the CUSIP is 885175307. A total of 181 filers reported holding THORATEC CORP in Q1 2015. The put-call ratio across all filers is 0.88 and the average weighting 0.3%.

Quarter-by-quarter ownership
DEERFIELD MANAGEMENT COMPANY, L.P. (SERIES C) ownership history of THORATEC CORP
ValueSharesWeighting
Q4 2014$3,341,000
-61.3%
102,919
-68.1%
0.12%
-61.9%
Q3 2014$8,637,000
-74.0%
323,136
-63.7%
0.32%
-79.6%
Q3 2013$33,225,000891,0001.54%
Other shareholders
THORATEC CORP shareholders Q1 2015
NameSharesValueWeighting ↓
HealthInvest Partners AB 440,366$15,351,0008.64%
ORACLE INVESTMENT MANAGEMENT INC 1,466,304$51,115,357,0006.20%
GREAT POINT PARTNERS LLC 360,000$12,550,0005.58%
SECTOR GAMMA AS 558,300$19,462,0004.60%
Rock Springs Capital Management LP 492,200$17,158,0003.08%
KING INVESTMENT ADVISORS INC/TX 144,470$5,036,0002.14%
Park West Asset Management LLC 430,372$15,003,0001.96%
Cohen Capital Management, Inc. 149,665$5,217,0001.35%
PRIO WEALTH LIMITED PARTNERSHIP 562,453$19,607,0000.99%
Elk Creek Partners, LLC 90,596$3,158,0000.86%
View complete list of THORATEC CORP shareholders