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Mersana Therapeutics
MRSN

Overview Fund Activity

122 hedge funds and large institutions have $230M invested in Mersana Therapeutics in 2024 Q2 according to their latest regulatory filings, with 19 funds opening new positions, 45 increasing their positions, 36 reducing their positions, and 22 closing their positions.

Holders
122
Holders Change
-3
Holders Change %
-2.4%
% of All Funds
1.77%
Holding in Top 10
1
Holding in Top 10 Change
-1
Holding in Top 10 Change %
-50%
% of All Funds
0.01%
New
19
Increased
45
Reduced
36
Closed
22
Calls
$1.5M
Puts
$1.26M
Net Calls
+$244K
Net Calls Change
+$2.23M

Top Buyers

1
NI
1
Nextech Invest
Switzerland
$19.1M
2
SSA
2
Schonfeld Strategic Advisors
New York
$5.98M
3
Goldman Sachs
3
Goldman Sachs
New York
$2.5M
4
Two Sigma Advisers
4
Two Sigma Advisers
New York
$1.45M
5
JPMorgan Chase & Co
5
JPMorgan Chase & Co
New York
$3.97M

Top Sellers

1
Balyasny Asset Management
1
Balyasny Asset Management
Illinois
$0
2
State Street
2
State Street
Massachusetts
$5.39M
3
ABG
3
Ally Bridge Group
New York
$0
4
WP
4
Woodline Partners
California
$2.95M
5
DTC
5
Deep Track Capital
Connecticut
$0
Name Market Value Shares Shares
Change 		Shares
Change %
Legal & General Group
101
Legal & General Group
United Kingdom
$22.3K 11,097 – –
Verition Fund Management
102
Verition Fund Management
Connecticut
$22.2K 11,049 -553,114 -98%
Royal Bank of Canada
103
Royal Bank of Canada
Ontario, Canada
$21K 10,670 +8,122 +319%
CM
104
Caption Management
Oklahoma
$20.5K 10,200 +10,200 New
HPCM
105
Hunter Perkins Capital Management
Illinois
$20K 10,000 -5,000 -33%
AIP
106
Ameritas Investment Partners
Nebraska
$19.9K 9,896 – –
Russell Investments Group
107
Russell Investments Group
United Kingdom
$19.1K 9,516 +63 +0.7%
SOW
108
State of Wyoming
Wyoming
$18.4K 9,158 +9,158 New
SO
109
STRS Ohio
Ohio
$17.5K 8,700 +6,300 +263%
California State Teachers Retirement System (CalSTRS)
110
California State Teachers Retirement System (CalSTRS)
California
$16.5K 8,220 -2,925 -26%
AB
111
Amalgamated Bank
New York
$8K 3,769 – –
Osaic Holdings
112
Osaic Holdings
Arizona
$6.99K 3,476 -302 -8%
SAM
113
Smartleaf Asset Management
Massachusetts
$3.81K 1,911 +1,911 New
CFM
114
Catalyst Funds Management
Australia
$3.42K 1,700 +1,700 New
Optiver Holding
115
Optiver Holding
Netherlands
$3.19K 1,586 +1,586 New
NA
116
Nordwand Advisors
Pennsylvania
$3.02K 1,500 +1,500 New
PMAM
117
Picton Mahoney Asset Management
Ontario, Canada
$1K 670 +670 New
PNC Financial Services Group
118
PNC Financial Services Group
Pennsylvania
$402 200 – –
NSIM
119
North Star Investment Management
Illinois
$302 150 – –
FFA
120
Frazier Financial Advisors
Ohio
$11 5 – –
FFA
121
Farther Finance Advisors
California
$2 1 – –
Balyasny Asset Management
122
Balyasny Asset Management
Illinois
– – -3,655,998 Closed
ABG
123
Ally Bridge Group
New York
– – -801,437 Closed
DTC
124
Deep Track Capital
Connecticut
– – -579,674 Closed
Rafferty Asset Management
125
Rafferty Asset Management
New York
– – -368,434 Closed
2 3 4
5
6