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Mersana Therapeutics
MRSN

Overview Fund Activity

157 hedge funds and large institutions have $437M invested in Mersana Therapeutics in 2023 Q1 according to their latest regulatory filings, with 26 funds opening new positions, 51 increasing their positions, 44 reducing their positions, and 20 closing their positions.

Holders
157
Holders Change
+5
Holders Change %
+3.29%
% of All Funds
2.51%
Holding in Top 10
3
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
0.05%
New
26
Increased
51
Reduced
44
Closed
20
Calls
$8.89M
Puts
$662K
Net Calls
+$8.23M
Net Calls Change
+$8.18M

Top Buyers

1
APM
1
Avidity Partners Management
Texas
$14.1M
2
BBA
2
Baker Bros. Advisors
New York
$7.75M
3
B
3
Braidwell
Connecticut
$13.8M
4
5VM
4
5AM Venture Management
California
$4.87M
5
Goldman Sachs
5
Goldman Sachs
New York
$12.1M

Top Sellers

1
Millennium Management
1
Millennium Management
New York
$5.18M
2
ACP
2
Acuta Capital Partners
California
$247K
3
WP
3
Woodline Partners
California
$0
4
LP
4
LMR Partners
United Kingdom
$0
5
OM
5
Opaleye Management
Massachusetts
$0
Name Market Value Shares Shares
Change 		Shares
Change %
SPIA
176
Steward Partners Investment Advisory
New York
– – -225 Closed
CFGS
177
Concourse Financial Group Securities
Alabama
– – – –
ACM
178
Altium Capital Management
New York
– – – –
CAL
179
Capital Advisors Ltd
Ohio
$0 71 – –
4 5 6 7
8