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Mersana Therapeutics
MRSN

Overview Fund Activity

130 hedge funds and large institutions have $1.53B invested in Mersana Therapeutics in 2020 Q2 according to their latest regulatory filings, with 54 funds opening new positions, 50 increasing their positions, 23 reducing their positions, and 6 closing their positions.

Holders
130
Holders Change
+48
Holders Change %
+58.54%
% of All Funds
2.67%
Holding in Top 10
9
Holding in Top 10 Change
+5
Holding in Top 10 Change %
+125%
% of All Funds
0.19%
New
54
Increased
50
Reduced
23
Closed
6
Calls
$7.97M
Puts
$1.35M
Net Calls
+$6.62M
Net Calls Change
+$6.68M

Top Buyers

1
ACA
1
Avoro Capital Advisors
New York
$152M
2
CCM
2
Consonance Capital Management
New York
$138M
3
BlackRock
3
BlackRock
New York
$167M
4
BCLSI
4
Bain Capital Life Sciences Investors
Massachusetts
$80.6M
5
Wellington Management Group
5
Wellington Management Group
Massachusetts
$67.5M

Top Sellers

1
NMC
1
NEA Management Company
Maryland
$186M
2
GTC
2
Ghost Tree Capital
New York
$14.6M
3
SCM
3
Sarissa Capital Management
Connecticut
$60.1M
4
VA
4
VR Adviser
New York
$0
5
BI
5
BVF Inc
California
$0
Name Market Value Shares Shares
Change 		Shares
Change %
CS
26
Candriam SCA
Luxembourg
$13.9M 595,743 +595,743 New
Nuveen Asset Management
27
Nuveen Asset Management
Illinois
$11.8M 502,951 +309,668 +160%
Bank of America
28
Bank of America
North Carolina
$10.4M 446,059 +144,299 +48%
Goldman Sachs
29
Goldman Sachs
New York
$10.1M 432,360 +346,670 +405%
SCM
30
Sio Capital Management
New York
$8.7M 371,781 +205,531 +124%
Renaissance Technologies
31
Renaissance Technologies
New York
$7.96M 340,268 -443,300 -57%
MIM
32
Monashee Investment Management
Massachusetts
$7.02M 300,000 +300,000 New
Bank of New York Mellon
33
Bank of New York Mellon
New York
$6.35M 271,341 +76,322 +39%
DCM
34
DAFNA Capital Management
California
$6.32M 270,163 -131,456 -33%
WP
35
Woodline Partners
California
$6.25M 267,141 +267,141 New
Axa
36
Axa
France
$6.05M 258,697 -99,780 -28%
PHP
37
Parkman Healthcare Partners
Connecticut
$5.85M 250,000 +250,000 New
Northern Trust
38
Northern Trust
Illinois
$5.29M 225,855 -177,483 -44%
JPMorgan Chase & Co
39
JPMorgan Chase & Co
New York
$5.27M 225,010 -221,658 -50%
Two Sigma Investments
40
Two Sigma Investments
New York
$5.13M 219,386 +143,198 +188%
Dimensional Fund Advisors
41
Dimensional Fund Advisors
Texas
$4.66M 199,107 -2,029 -1%
B
42
Bailard
California
$4.47M 191,000 +46,000 +32%
IM
43
Islet Management
New York
$3.99M 170,300 +170,300 New
Connor, Clark & Lunn Investment Management (CC&L)
44
Connor, Clark & Lunn Investment Management (CC&L)
British Columbia, Canada
$3.76M 160,635 +160,635 New
Macquarie Group
45
Macquarie Group
Australia
$3.56M 151,957 +151,957 New
FIA
46
FNY Investment Advisers
New York
$3.38M 144,421 +86,021 +147%
Allianz Asset Management
47
Allianz Asset Management
Germany
$3.3M 141,215 +141,215 New
SI
48
Sofinnova Investments
California
$3.23M 137,966 -87,034 -39%
Acadian Asset Management
49
Acadian Asset Management
Massachusetts
$3.02M 128,860 -68,028 -35%
PVI
50
Pura Vida Investments
New York
$2.99M 127,900 +127,900 New
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