MRSN icon

Mersana Therapeutics
MRSN

Overview Fund Activity

147 hedge funds and large institutions have $370M invested in Mersana Therapeutics in 2023 Q2 according to their latest regulatory filings, with 33 funds opening new positions, 56 increasing their positions, 41 reducing their positions, and 43 closing their positions.

Holders
147
Holders Change
-10
Holders Change %
-6.37%
% of All Funds
2.32%
Holding in Top 10
1
Holding in Top 10 Change
-2
Holding in Top 10 Change %
-66.67%
% of All Funds
0.02%
New
33
Increased
56
Reduced
41
Closed
43
Calls
$18.1M
Puts
$2.24M
Net Calls
+$15.8M
Net Calls Change
+$7.58M

Top Buyers

1
Balyasny Asset Management
1
Balyasny Asset Management
Illinois
$15.9M
2
DM
2
Deerfield Management
New York
$9.49M
3
LGM
3
Logos Global Management
California
$9.21M
4
RG
4
Redmile Group
California
$5.59M
5
Fidelity Investments
5
Fidelity Investments
Massachusetts
$4.87M

Top Sellers

1
B
1
Braidwell
Connecticut
$0
2
O
2
OrbiMed
New York
$23.7M
3
Goldman Sachs
3
Goldman Sachs
New York
$4.59M
4
State Street
4
State Street
Massachusetts
$16.1M
5
ABG
5
Ally Bridge Group
New York
$0
Name Market Value Shares Shares
Change 		Shares
Change %
VEA
126
Virtus ETF Advisers
New York
$37.5K 11,386 -2,786 -20%
BFM
127
Boothbay Fund Management
New York
$33K 10,025 +10,025 New
EAM
128
Empirical Asset Management
Massachusetts
$32.9K 10,000 – –
Belvedere Trading
129
Belvedere Trading
Illinois
$26.6K 8,081 +8,081 New
TRCT
130
Tower Research Capital (TRC)
New York
$24.4K 7,403 -16,047 -68%
AIP
131
Ameritas Investment Partners
Nebraska
$23.3K 7,067 – –
MLICM
132
Metropolitan Life Insurance Company (MetLife)
New York
$16.8K 5,106 +1,222 +31%
AF
133
Allworth Financial
California
$16.6K 5,055 +5,055 New
PI
134
PEAK6 Investments
Illinois
$16.5K 5,000 +5,000 New
Allspring Global Investments
135
Allspring Global Investments
North Carolina
$15.4K 4,681 +2,851 +156%
Point72 Asset Management
136
Point72 Asset Management
Connecticut
$11.4K 3,477 +3,477 New
Osaic Holdings
137
Osaic Holdings
Arizona
$10.6K 3,235 – –
Nisa Investment Advisors
138
Nisa Investment Advisors
Missouri
$9.28K 2,822 +2,212 +363%
SO
139
STRS Ohio
Ohio
$8K 2,500 – –
CUAMC
140
China Universal Asset Management Company
China
$4.93K 1,499 +36 +2%
NA
141
NewEdge Advisors
Louisiana
$1.65K 500 – –
S
142
SignatureFD
Georgia
$1.21K 369 +369 New
Daiwa Securities Group
143
Daiwa Securities Group
Japan
$1K 401 – –
NSIM
144
North Star Investment Management
Illinois
$494 150 – –
PA
145
Parallel Advisors
California
$257 78 – –
Citadel Advisors
146
Citadel Advisors
Florida
$250 76 -112,585 -100%
US Bancorp
147
US Bancorp
Minnesota
$174 53 +53 New
B
148
Braidwell
Connecticut
– – -3,355,805 Closed
ABG
149
Ally Bridge Group
New York
– – -1,191,271 Closed
HIM
150
Hillsdale Investment Management
Ontario, Canada
– – -693,200 Closed
4 5
6
7 8