WhaleCreep

Which hedge funds own T8S? TESARO INC, Q2 2026 13F holders

0 tracked hedge funds disclosed a position in T8S (TESARO INC) in their Q2 2026 13F filings, worth $0 in total.

0
Holders
0
New this quarter
0
Exited this quarter
$0
Combined value
–
Share of managers holding

Holders, Q2 2026

0 rows

Ownership over time

By quarter
QuarterHoldersManagers filingShare holdingCombined value
Q1 20190600.0%$0
Q4 20182603.3%$195m
Q3 20180590.0%$0
Q2 20182593.4%$29.0m
Q1 20182593.4%$10.9m
Q4 20173595.1%$30.7m
Q3 20175568.9%$104m
Q2 201765610.7%$69.9m
Q1 20175568.9%$158m
Q4 20164567.1%$44.5m
Q3 20165529.6%$87.8m
Q2 20162523.8%$2.1m
Q1 20162523.8%$59.8m
Q4 20152523.8%$51.1m
Q3 20152523.8%$44.9m
Q2 20152523.8%$56.3m
Q1 20154527.7%$56.9m
Q4 20141521.9%$22.9m
Q3 20141492.0%$4.7m
Q2 20140490.0%$0
Q1 20141472.1%$20.6m
Q4 20131472.1%$19.8m
Q3 20120370.0%$0
Q2 20121372.7%$350k

Who discovered T8S first?

Earliest meaningful positions among the 11 tracked managers seen opening T8S since Q2 2012.

3 rows
RA Capital Management, L.P.Q4 20133.1%3.1%4Exited by Q3 2015–
Casdin Capital, LLCQ2 20161.8%2.7%4Exited by Q4 2017+54%
Sachem Head Capital Management LPQ2 20172.4%2.4%2Exited by Q4 2017−7.7%

Stock since is the split-adjusted change in the quarter-end price, excluding dividends, from the first reported quarter: the price the 13F filings themselves imply (value ÷ shares), blank across any gap that cannot be accounted for. It describes the stock, not the return any manager earned.

1 already held it when coverage began

Holocene Advisors, LP (Q4 2017)