← Insider buys
MRSN

Mersana Therapeutics, Inc. · HEALTHCARE

Director Andrew A. F. Hack bought $5.0M of Mersana Therapeutics, Inc.

Bought$5,022,724
$4.42Price
1,136,363Shares
+21%Stake

What MRSN did for a copier

Filed Feb 8, copier in the same day
$1,000 copied at Tue, Feb 8 close, $108.25
$931
S&P 500, same days
−1.3%

Measured over 30 trading days, to the Mar 23 close.

Andrew A. F. Hack's record

6 other buys with 3 months of prices since 2020: on average +22.4% against the S&P 500, and 3 of 6 beat it.

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Traded Mon, Feb 7. Filed Tue, Feb 8, 12:04 PM ET, during the session. Returns use the Feb 8 close and the Mar 23 close. Not investment advice.