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Mersana Therapeutics
MRSN

Overview Fund Activity

135 hedge funds and large institutions have $1.28B invested in Mersana Therapeutics in 2020 Q3 according to their latest regulatory filings, with 26 funds opening new positions, 55 increasing their positions, 37 reducing their positions, and 21 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
135
Holders Change
+5
Holders Change %
+3.85%
% of All Funds
2.73%
Holding in Top 10
8
Holding in Top 10 Change
-1
Holding in Top 10 Change %
-11.11%
% of All Funds
0.16%
New
26
Increased
55
Reduced
37
Closed
21
Calls
$8.81M
Puts
$2.97M
Net Calls
+$5.83M
Net Calls Change
-$787K

Top Buyers

1
Alkeon Capital Management
1
Alkeon Capital Management
New York
$28.9M
2
State Street
2
State Street
Massachusetts
$54.9M
3
T. Rowe Price Associates
3
T. Rowe Price Associates
Maryland
$34M
4
Point72 Asset Management
4
Point72 Asset Management
Connecticut
$19.4M
5
Wellington Management Group
5
Wellington Management Group
Massachusetts
$70.6M

Top Sellers

1
CCM
1
Consonance Capital Management
New York
$64.6M
2
NMC
2
NEA Management Company
Maryland
$111M
3
MWNA
3
Marshall Wace North America
New York
$0
4
O
4
OrbiMed
New York
$24.7M
5
MIM
5
Monashee Investment Management
Massachusetts
$0
Name Holding Trade Value Shares
Change 		Shares
Change %
CG
126
Cutler Group
California
$16K +$16K +36 New
OSAM
127
O'Shaughnessy Asset Management
Connecticut
$12K – – –
PNC Financial Services Group
128
PNC Financial Services Group
Pennsylvania
$9K – – –
QT
129
Quantbot Technologies
New York
$9K +$9K +20 New
PCM
130
Prelude Capital Management
New York
$8K +$8K +18 New
Royal Bank of Canada
131
Royal Bank of Canada
Ontario, Canada
$2K – – –
Millennium Management
132
Millennium Management
New York
$1.87K -$12.6K -27,070 -87%
Osaic Holdings
133
Osaic Holdings
Arizona
$1K – – –
TCOV
134
Trust Company of Vermont
Vermont
$1K – – –
MWNA
135
Marshall Wace North America
New York
– -$14.7M -25,127 Closed
MIM
136
Monashee Investment Management
Massachusetts
– -$7.02M -12,000 Closed
WP
137
Woodline Partners
California
– -$6.25M -10,686 Closed
IM
138
Islet Management
New York
– -$3.99M -6,812 Closed
SI
139
Sofinnova Investments
California
– -$3.23M -5,519 Closed
Acadian Asset Management
140
Acadian Asset Management
Massachusetts
– -$3.02M -5,154 Closed
PVI
141
Pura Vida Investments
New York
– -$2.99M -5,116 Closed
EGI
142
EAM Global Investors
California
– -$2.82M -4,818 Closed
EI
143
EAM Investors
California
– -$2.19M -3,750 Closed
PCM
144
Pinz Capital Management
New York
– -$1.42M -2,420 Closed
AG
145
Algert Global
California
– -$797K -1,362 Closed
Los Angeles Capital Management
146
Los Angeles Capital Management
California
– -$768K -1,314 Closed
AC
147
Athanor Capital
New York
– -$569K -973 Closed
BIM
148
Bogle Investment Management
Massachusetts
– -$505K -864 Closed
AIM
149
Aigen Investment Management
New York
– -$337K -576 Closed
GCP
150
GSA Capital Partners
United Kingdom
– -$212K -362 Closed
3 4 5
6
7