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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 %
QF
76
QVT Financial
New York
$424K 62,657 – –
JPMorgan Chase & Co
77
JPMorgan Chase & Co
New York
$406K 60,126 -391,013 -87%
Allianz Asset Management
78
Allianz Asset Management
Germany
$406K 60,100 -175,125 -74%
AG
79
Algert Global
California
$397K 58,658 +58,658 New
EGM
80
Engineers Gate Manager
New York
$395K 58,500 +58,500 New
New York State Common Retirement Fund
81
New York State Common Retirement Fund
New York
$379K 56,001 +7,296 +15%
Qube Research & Technologies (QRT)
82
Qube Research & Technologies (QRT)
United Kingdom
$372K 55,089 +31,963 +138%
HIS
83
Harvest Investment Services
Illinois
$371K 54,998 +54,998 New
MIM
84
MetLife Investment Management
New Jersey
$315K 46,642 +8,147 +21%
JF
85
Jump Financial
Illinois
$301K 44,598 +44,598 New
AIG
86
American International Group
New York
$289K 42,793 +1,776 +4%
CIC
87
Cornercap Investment Counsel
Georgia
$288K 42,633 +2,156 +5%
SG Americas Securities
88
SG Americas Securities
New York
$268K 39,597 -7,958 -17%
TRCT
89
Tower Research Capital (TRC)
New York
$246K 36,410 +27,918 +329%
Manulife (Manufacturers Life Insurance)
90
Manulife (Manufacturers Life Insurance)
Ontario, Canada
$239K 35,316 -1,023 -3%
VEA
91
Virtus ETF Advisers
New York
$237K 35,048 +249 +0.7%
Arrowstreet Capital
92
Arrowstreet Capital
Massachusetts
$235K 34,771 +34,771 New
Legal & General Group
93
Legal & General Group
United Kingdom
$229K 33,887 +2,341 +7%
Mirae Asset Global Investments
94
Mirae Asset Global Investments
South Korea
$228K 33,787 +11,171 +49%
Jane Street
95
Jane Street
New York
$226K 33,416 +33,416 New
E
96
Ergoteles
New York
$217K 32,161 +32,161 New
DTL
97
Dynamic Technology Lab
Singapore
$214K 31,698 +10,862 +52%
Ameriprise
98
Ameriprise
Minnesota
$185K 27,370 +27,370 New
State Board of Administration of Florida Retirement System
99
State Board of Administration of Florida Retirement System
Florida
$184K 27,292 – –
UBS Group
100
UBS Group
Switzerland
$178K 26,295 +17,466 +198%
2 3
4
5 6