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Mersana Therapeutics
MRSN

Overview Fund Activity

116 hedge funds and large institutions have $219M invested in Mersana Therapeutics in 2024 Q3 according to their latest regulatory filings, with 12 funds opening new positions, 39 increasing their positions, 33 reducing their positions, and 17 closing their positions.

Holders
116
Holders Change
-6
Holders Change %
-4.92%
% of All Funds
1.68%
Holding in Top 10
1
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
0.01%
New
12
Increased
39
Reduced
33
Closed
17
Calls
$770K
Puts
$1.23M
Net Calls
-$460K
Net Calls Change
-$704K

Top Buyers

1
NI
1
Nextech Invest
Switzerland
$22.8M
2
BC
2
Boxer Capital
California
$3.43M
3
Citadel Advisors
3
Citadel Advisors
Florida
$8.34M
4
Verition Fund Management
4
Verition Fund Management
Connecticut
$2.46M
5
EAM
5
Exome Asset Management
New York
$2.23M

Top Sellers

1
CAM
1
Cormorant Asset Management
Massachusetts
$0
2
WP
2
Woodline Partners
California
$819K
3
Renaissance Technologies
3
Renaissance Technologies
New York
$931K
4
SCM
4
Silverarc Capital Management
Massachusetts
$3M
5
Morgan Stanley
5
Morgan Stanley
New York
$2.58M
Name Market Value Shares Shares
Change 		Shares
Change %
EC
1
EcoR1 Capital
California
$36.6M 19,364,688 – –
NI
2
Nextech Invest
Switzerland
$22.8M 12,067,246 +2,541,100 +27%
VA
3
VR Adviser
New York
$21.4M 11,328,000 – –
BCLSI
4
Bain Capital Life Sciences Investors
Massachusetts
$16.4M 8,663,673 – –
BlackRock
5
BlackRock
New York
$16.3M 8,621,861 +237,951 +3%
Vanguard Group
6
Vanguard Group
Pennsylvania
$13.6M 7,177,458 +474,937 +7%
Citadel Advisors
7
Citadel Advisors
Florida
$8.34M 4,411,555 +1,667,956 +61%
RSCM
8
Rock Springs Capital Management
Maryland
$5.76M 3,046,782 – –
State Street
9
State Street
Massachusetts
$5.15M 2,725,394 +43,339 +2%
Geode Capital Management
10
Geode Capital Management
Massachusetts
$4.56M 2,413,215 -80,208 -3%
JPMorgan Chase & Co
11
JPMorgan Chase & Co
New York
$4.44M 2,351,359 +374,460 +19%
SSA
12
Schonfeld Strategic Advisors
New York
$4.2M 2,223,308 -753,610 -25%
Goldman Sachs
13
Goldman Sachs
New York
$3.7M 1,959,236 +714,299 +57%
BC
14
Boxer Capital
California
$3.43M 1,817,000 +1,817,000 New
Deutsche Bank
15
Deutsche Bank
Germany
$3.02M 1,596,173 +20,173 +1%
SCM
16
Silverarc Capital Management
Massachusetts
$3M 1,585,786 -914,799 -37%
Morgan Stanley
17
Morgan Stanley
New York
$2.58M 1,364,216 -908,378 -40%
5VM
18
5AM Venture Management
California
$2.47M 1,305,000 – –
Verition Fund Management
19
Verition Fund Management
Connecticut
$2.46M 1,303,249 +1,292,200 +11,695%
ACP
20
Acuta Capital Partners
California
$2.27M 1,200,000 -463,000 -28%
EAM
21
Exome Asset Management
New York
$2.23M 1,178,570 +1,178,570 New
BBA
22
Baker Bros. Advisors
New York
$2.05M 1,086,115 – –
D.E. Shaw & Co
23
D.E. Shaw & Co
New York
$1.93M 1,022,455 -443,125 -30%
Jacobs Levy Equity Management
24
Jacobs Levy Equity Management
New Jersey
$1.88M 993,046 +507,453 +105%
OCA
25
Octagon Capital Advisors
New York
$1.87M 992,000 – –
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