MRSN
Mersana Therapeutics, Inc. · HEALTHCARE
10% owner Peter J Barris bought $15.0M of Mersana Therapeutics, Inc.
Bought$15,000,000
$15.00Price
1,000,000Shares
+14%Stake
What MRSN did for a copier
Prices for MRSN after this filing aren't in yet.
Peter J Barris's record
27 other buys on record. A record shows here once 3 of them have 3 months of prices.
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Traded Mon, Jul 3. Filed Thu, Jul 6, 1:16 PM ET, during the session. Not investment advice.