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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 %
MIM
76
MetLife Investment Management
New Jersey
$64.1K 33,916 -31,667 -48%
Group One Trading
77
Group One Trading
Illinois
$61.6K 32,570 +9,100 +39%
Walleye Trading
78
Walleye Trading
New York
$59.6K 31,526 – –
QL
79
Quarry LP
New York
$56.7K 30,000 +30,000 New
State Board of Administration of Florida Retirement System
80
State Board of Administration of Florida Retirement System
Florida
$54.4K 28,800 – –
IIM
81
INTECH Investment Management
Florida
$51.7K 27,342 +27,342 New
AI
82
Atom Investors
Texas
$46.6K 24,661 -340,774 -93%
Acadian Asset Management
83
Acadian Asset Management
Massachusetts
$46K 24,394 -47,112 -66%
PWLP
84
Prio Wealth Limited Partnership
Massachusetts
$44.5K 23,529 – –
JRP
85
Jasper Ridge Partners
California
$43.7K 23,100 – –
ProShare Advisors
86
ProShare Advisors
Maryland
$40.5K 21,435 +6,585 +44%
Ohio Public Employees Retirement System (OPERS)
87
Ohio Public Employees Retirement System (OPERS)
Ohio
$38.9K 20,587 – –
DTL
88
Dynamic Technology Lab
Singapore
$34K 18,095 +18,095 New
US Bancorp
89
US Bancorp
Minnesota
$30.6K 16,178 +16,178 New
GC
90
Grimes & Company
Massachusetts
$28.3K 14,998 – –
HSBC Holdings
91
HSBC Holdings
United Kingdom
$25.7K 13,965 +1,439 +11%
Royal Bank of Canada
92
Royal Bank of Canada
Ontario, Canada
$22K 11,455 +785 +7%
Victory Capital Management
93
Victory Capital Management
Texas
$21.7K 11,458 -415 -3%
Legal & General Group
94
Legal & General Group
United Kingdom
$21K 11,097 – –
Russell Investments Group
95
Russell Investments Group
United Kingdom
$20.3K 10,765 +1,249 +13%
CM
96
Caption Management
Oklahoma
$19.3K 10,200 – –
HPCM
97
Hunter Perkins Capital Management
Illinois
$19K 10,000 – –
AIP
98
Ameritas Investment Partners
Nebraska
$18.7K 9,896 – –
SO
99
STRS Ohio
Ohio
$16.4K 8,700 – –
California State Teachers Retirement System (CalSTRS)
100
California State Teachers Retirement System (CalSTRS)
California
$15.5K 8,220 – –
2 3
4
5 6