WELLINGTON MANAGEMENT GROUP LLP - THORATEC CORP ownership

THORATEC CORP's ticker is THOR and the CUSIP is 885175307. A total of 212 filers reported holding THORATEC CORP in Q2 2013. The put-call ratio across all filers is 0.84 and the average weighting 0.1%.

Quarter-by-quarter ownership
WELLINGTON MANAGEMENT GROUP LLP ownership history of THORATEC CORP
ValueSharesWeighting
Q3 2015$11,360,000
+5.0%
179,589
-26.0%
0.00%0.0%
Q2 2015$10,816,000
+11.6%
242,665
+4.9%
0.00%
+50.0%
Q1 2015$9,690,000
+41.8%
231,335
+9.9%
0.00%0.0%
Q4 2014$6,833,000
+17.6%
210,495
-3.1%
0.00%0.0%
Q3 2014$5,808,000
-22.2%
217,290
+1.5%
0.00%0.0%
Q2 2014$7,466,000
+3.2%
214,165
+6.0%
0.00%0.0%
Q1 2014$7,235,000
+153.8%
202,035
+159.3%
0.00%
+100.0%
Q4 2013$2,851,000
+282.2%
77,903
+227.0%
0.00%
Q2 2013$746,00023,8250.00%
Other shareholders
THORATEC CORP shareholders Q2 2013
NameSharesValueWeighting ↓
ORACLE INVESTMENT MANAGEMENT INC 1,904,949$59,643,953,00010.29%
KING INVESTMENT ADVISORS INC/TX 200,620$6,281,0002.60%
SECTOR GAMMA AS 200,000$6,262,0001.83%
Cohen Capital Management, Inc. 150,165$4,702,0001.50%
PRIO WEALTH LIMITED PARTNERSHIP 522,673$16,364,0000.98%
Marshall Wace North America L.P. 364,926$11,426,0000.90%
PALISADE CAPITAL MANAGEMENT, LP 890,359$27,877,0000.80%
Waterstone Capital Management, L.P. 269,500$8,438,0000.75%
Cortina Asset Management, LLC 549,936$17,218,0000.68%
Baldwin Investment Management, LLC 43,500$1,362,0000.67%
View complete list of THORATEC CORP shareholders