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MRSN - As of  02/24/18, 11:21:35 AM:   10 Insider Transactions.

Sector: Unknown    Industry: Unknown
Prev Close:$0.00  Avg Vol(3m): 0  P/E: 0.00  EPS: 0.00

Email this page to a friend.    Insider Transactions for MRSN

Buy/Sell* Filed Date Subject Symbol Acquirer Pct Owned Details
S 2018-02-14 12:03:19 Mersana Therapeutics MRSN Rock Springs Capital Management LP 5.8% view
B 2018-02-13 17:16:03 Mersana Therapeutics MRSN PFIZER INC 9.71% view
S 2018-02-13 09:40:30 Mersana Therapeutics MRSN FMR LLC 3.885% view
B 2018-02-09 14:30:32 Mersana Therapeutics MRSN Rho Ventures V 5.9% view
B 2018-02-08 11:45:59 Mersana Therapeutics MRSN WELLINGTON MANAGEMENT GROUP LLP 10.63% view
B 2017-08-10 10:33:49 Mersana Therapeutics MRSN WELLINGTON MANAGEMENT GROUP LLP 10.46% view
B 2017-07-13 16:03:57 Mersana Therapeutics MRSN PFIZER INC n/a view
B 2017-07-11 14:02:16 Mersana Therapeutics MRSN New Enterprise Associates 14 2.59% view
B 2017-07-07 16:32:38 Mersana Therapeutics MRSN Rock Springs Capital Management LP 6.8% view
B 2017-07-06 11:10:17 Mersana Therapeutics n/a FMR LLC 7.661% view
* Institutions do not report transaction buy/sell types directly. To help members better understand the transactions, this column is filled by InsiderCow's best-effort interpretations.