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THOR

THORATEC CORPORATION
THOR

Delisted

THOR was delisted on the 8th of October, 2015.

219 hedge funds and large institutions have $2.27B invested in THORATEC CORPORATION in 2015 Q2 according to their latest regulatory filings, with 49 funds opening new positions, 69 increasing their positions, 68 reducing their positions, and 10 closing their positions.

New
Increased
Maintained
Reduced
Closed

390% more first-time investments, than exits

New positions opened: 49 | Existing positions closed: 10

92% more call options, than puts

Call options by funds: $34.8M | Put options by funds: $18.1M

20% more funds holding

Funds holding: 182219 (+37)

6% more capital invested

Capital invested by funds: $2.15B → $2.27B (+$123M)

1% more repeat investments, than reductions

Existing positions increased: 69 | Existing positions reduced: 68

17% less funds holding in top 10

Funds holding in top 10: 65 (-1)

Holders
219
Holders Change
+37
Holders Change %
+20.33%
% of All Funds
5.9%
Holding in Top 10
5
Holding in Top 10 Change
-1
Holding in Top 10 Change %
-16.67%
% of All Funds
0.13%
New
49
Increased
69
Reduced
68
Closed
10
Calls
$34.8M
Puts
$18.1M
Net Calls
+$16.7M
Net Calls Change
+$3.32M
Name Holding Trade Value Shares
Change
Change in
Stake
Alyeska Investment Group
26
Alyeska Investment Group
Illinois
$26M -$3.35M -76,570 -12%
UBS AM
27
UBS AM
Illinois
$25.3M +$3.95M +90,288 +19%
RSCM
28
Rock Springs Capital Management
Maryland
$23.7M +$766K +17,500 +3%
Norges Bank
29
Norges Bank
Norway
$23.1M -$8.31M -189,849 -27%
Geode Capital Management
30
Geode Capital Management
Massachusetts
$20.6M +$89K +2,033 +0.4%
BIM
31
BlackRock Investment Management
Delaware
$20.1M +$622K +14,211 +3%
Capital World Investors
32
Capital World Investors
California
$19.4M
D.E. Shaw & Co
33
D.E. Shaw & Co
New York
$17.8M +$6.56M +149,804 +60%
Ameriprise
34
Ameriprise
Minnesota
$16.7M -$964K -22,014 -6%
DCM
35
Decade Capital Management
New York
$16.6M +$1.11M +25,432 +7%
TA
36
Teachers Advisors
New York
$14.1M +$2.24M +51,207 +19%
TCIM
37
TIAA CREF Investment Management
New York
$13.1M -$81.5K -1,861 -0.6%
Mackenzie Financial
38
Mackenzie Financial
Ontario, Canada
$11.6M -$2.25M -51,300 -16%
Susquehanna International Group
39
Susquehanna International Group
Pennsylvania
$11.1M +$3.22M +73,584 +42%
Wellington Management Group
40
Wellington Management Group
Massachusetts
$10.8M +$496K +11,330 +5%
MAA
41
Managed Account Advisors
New Jersey
$10.3M +$433K +9,900 +4%
SGA
42
Sector Gamma AS
Norway
$10.2M -$884K -20,200 -8%
Massachusetts Financial Services
43
Massachusetts Financial Services
Massachusetts
$10.2M -$9.72M -221,988 -49%
PA
44
Perceptive Advisors
New York
$10.1M -$3.24M -74,000 -25%
Arrowstreet Capital
45
Arrowstreet Capital
Massachusetts
$10.1M +$9.27M +211,800 +1,523%
BJCM
46
Blue Jay Capital Management
California
$9.58M +$9.41M +215,000 New
AP
47
AHL Partners
United Kingdom
$9.09M +$1.01M +23,038 +13%
Renaissance Technologies
48
Renaissance Technologies
New York
$9.04M +$8.88M +202,839 New
Charles Schwab
49
Charles Schwab
California
$9M +$469K +10,714 +6%
Bank of America
50
Bank of America
North Carolina
$8.97M +$451K +10,294 +5%

THOR Hedge Fund Activity: Q2 2015 in Review

219 of the 3,711 institutional investors tracked by Wall St. Rank reported a position in THORATEC CORPORATION (THOR) for Q2 2015, worth a combined $2.27B — up 5.7% from $2.15B a quarter earlier.

Buyers outnumbered sellers: 49 funds opened new THOR positions and 10 closed out — a net gain of 39 holders — while 69 added to existing stakes and 68 trimmed.

The largest buyer was Citadel Advisors, opening a new position worth an estimated $36.2M. The largest seller was Antipodean Advisors, exiting entirely with an estimated $48.3M sold.

  • 219 institutional investors held THORATEC CORPORATION (THOR) as of Q2 2015, up from 182 in Q1 2015.
  • Funds reported $2.27B of THORATEC CORPORATION stock for Q2 2015, up 5.7% quarter-over-quarter.
  • 49 funds opened new THORATEC CORPORATION positions in Q2 2015 and 10 closed out, a net change of +39 holders.
  • The largest THORATEC CORPORATION buyer in Q2 2015 was Citadel Advisors, an estimated $36.2M added.
  • The largest THORATEC CORPORATION seller in Q2 2015 was Antipodean Advisors, an estimated $48.3M sold.

Based on aggregated 13F filings for Q2 2015.