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Mersana Therapeutics
MRSN

Overview Fund Activity

152 hedge funds and large institutions have $562M invested in Mersana Therapeutics in 2022 Q3 according to their latest regulatory filings, with 40 funds opening new positions, 62 increasing their positions, 27 reducing their positions, and 14 closing their positions.

Holders
152
Holders Change
+26
Holders Change %
+20.63%
% of All Funds
2.63%
Holding in Top 10
4
Holding in Top 10 Change
+2
Holding in Top 10 Change %
+100%
% of All Funds
0.07%
New
40
Increased
62
Reduced
27
Closed
14
Calls
$107K
Puts
$9K
Net Calls
+$98K
Net Calls Change
+$336K

Top Buyers

1
State Street
1
State Street
Massachusetts
$27.4M
2
ABG
2
Ally Bridge Group
New York
$6.3M
3
Nuveen Asset Management
3
Nuveen Asset Management
Illinois
$8.58M
4
HIM
4
Hillsdale Investment Management
Ontario, Canada
$4.67M
5
D.E. Shaw & Co
5
D.E. Shaw & Co
New York
$17.7M

Top Sellers

1
WP
1
Woodline Partners
California
$0
2
BlackRock
2
BlackRock
New York
$47.9M
3
Millennium Management
3
Millennium Management
New York
$25.6M
4
JPMorgan Chase & Co
4
JPMorgan Chase & Co
New York
$406K
5
Vanguard Group
5
Vanguard Group
Pennsylvania
$29.6M
Name Market Value Shares Shares
Change 		Shares
Change %
Two Sigma Investments
26
Two Sigma Investments
New York
$4.61M 682,082 +230,908 +51%
Charles Schwab
27
Charles Schwab
California
$4.35M 643,645 -12,519 -2%
Invesco
28
Invesco
Georgia
$3.8M 561,274 +532,084 +1,823%
Marshall Wace
29
Marshall Wace
United Kingdom
$3.57M 528,468 +528,468 New
Dimensional Fund Advisors
30
Dimensional Fund Advisors
Texas
$3.33M 492,488 +283,428 +136%
Jacobs Levy Equity Management
31
Jacobs Levy Equity Management
New Jersey
$2.73M 403,687 +403,687 New
Bank of America
32
Bank of America
North Carolina
$2.69M 397,646 +340,869 +600%
CSS
33
Cubist Systematic Strategies
Connecticut
$2.65M 392,528 +273,012 +228%
DCM
34
DAFNA Capital Management
California
$2.55M 377,763 -29,000 -7%
UOC
35
UBS O'Connor
Illinois
$2.55M 376,496 -114,552 -23%
FAM
36
Fred Alger Management
New York
$2.53M 373,895 -75,766 -17%
Bank of New York Mellon
37
Bank of New York Mellon
New York
$2.44M 360,596 +16,884 +5%
KCM
38
Kennedy Capital Management
Missouri
$2.19M 323,446 +235,044 +266%
PIM
39
Platinum Investment Management
Australia
$1.96M 290,298 -205,183 -41%
Connor, Clark & Lunn Investment Management (CC&L)
40
Connor, Clark & Lunn Investment Management (CC&L)
British Columbia, Canada
$1.75M 258,687 +258,687 New
Hudson Bay Capital Management
41
Hudson Bay Capital Management
Connecticut
$1.66M 245,000 -155,000 -39%
VOYA Investment Management
42
VOYA Investment Management
Georgia
$1.62M 239,284 +206,112 +621%
BNP Paribas Financial Markets
43
BNP Paribas Financial Markets
France
$1.61M 237,665 -302,038 -56%
Axa
44
Axa
France
$1.57M 232,800 +222,000 +2,056%
Fidelity Investments
45
Fidelity Investments
Massachusetts
$1.46M 215,721 +92,342 +75%
Rafferty Asset Management
46
Rafferty Asset Management
New York
$1.45M 213,763 +213,763 New
Citigroup
47
Citigroup
New York
$1.33M 197,277 +187,678 +1,955%
PAM
48
Panagora Asset Management
Massachusetts
$1.26M 186,777 +186,777 New
Swiss National Bank
49
Swiss National Bank
Switzerland
$1.24M 183,996 +6,000 +3%
Citadel Advisors
50
Citadel Advisors
Florida
$1.2M 176,903 -174,512 -50%
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