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Mersana Therapeutics
MRSN

Overview Fund Activity

106 hedge funds and large institutions have $273M invested in Mersana Therapeutics in 2023 Q4 according to their latest regulatory filings, with 19 funds opening new positions, 33 increasing their positions, 35 reducing their positions, and 40 closing their positions.

Holders
106
Holders Change
-22
Holders Change %
-17.19%
% of All Funds
1.55%
Holding in Top 10
2
Holding in Top 10 Change
+1
Holding in Top 10 Change %
+100%
% of All Funds
0.03%
New
19
Increased
33
Reduced
35
Closed
40
Calls
$962K
Puts
$1M
Net Calls
-$41K
Net Calls Change
-$1.53M

Top Buyers

1
Morgan Stanley
1
Morgan Stanley
New York
$19.2M
2
NI
2
Nextech Invest
Switzerland
$13.9M
3
Balyasny Asset Management
3
Balyasny Asset Management
Illinois
$22.5M
4
ACP
4
Acuta Capital Partners
California
$5.49M
5
SCM
5
Silverarc Capital Management
Massachusetts
$14.9M

Top Sellers

1
BG
1
Bellevue Group
Switzerland
$0
2
AAA
2
Affinity Asset Advisors
New York
$2.32M
3
CC
3
Commodore Capital
New York
$0
4
Walleye Capital
4
Walleye Capital
New York
$0
5
BC
5
Boxer Capital
California
$0
Name Market Value Shares Shares
Change 		Shares
Change %
HF
51
HRT Financial
New York
$245K 105,815 +41,636 +65%
Dimensional Fund Advisors
52
Dimensional Fund Advisors
Texas
$236K 101,665 -10,553 -9%
ETC
53
Exchange Traded Concepts
Oklahoma
$229K 98,729 +25,035 +34%
SPS
54
Susquehanna Portfolio Strategies
Pennsylvania
$218K 93,878 +93,878 New
JPMorgan Chase & Co
55
JPMorgan Chase & Co
New York
$183K 78,823 -188,192 -70%
LPL Financial
56
LPL Financial
California
$178K 76,694 +76,694 New
T. Rowe Price Associates
57
T. Rowe Price Associates
Maryland
$174K 74,970 -12,143 -14%
Nuveen Asset Management
58
Nuveen Asset Management
Illinois
$153K 65,881 – –
QF
59
QVT Financial
New York
$145K 62,657 – –
AIG
60
American International Group
New York
$128K 55,108 +2,588 +5%
Invesco
61
Invesco
Georgia
$113K 48,730 -16,302 -25%
HCA
62
Harbor Capital Advisors
Illinois
$110K 47,472 +10,410 +28%
MIM
63
MetLife Investment Management
New Jersey
$108K 46,642 – –
VOYA Investment Management
64
VOYA Investment Management
Georgia
$107K 46,033 +2,402 +6%
Man Group
65
Man Group
United Kingdom
$103K 44,600 +44,600 New
EGM
66
Engineers Gate Manager
New York
$101K 43,694 +18,606 +74%
BNP Paribas Financial Markets
67
BNP Paribas Financial Markets
France
$98.6K 42,496 -80,849 -66%
Manulife (Manufacturers Life Insurance)
68
Manulife (Manufacturers Life Insurance)
Ontario, Canada
$96.6K 41,657 – –
Ameriprise
69
Ameriprise
Minnesota
$95.1K 41,004 +41,004 New
SG Americas Securities
70
SG Americas Securities
New York
$91K 39,226 -7,414 -16%
New York State Common Retirement Fund
71
New York State Common Retirement Fund
New York
$86K 37,249 -107 -0.3%
Royal Bank of Canada
72
Royal Bank of Canada
Ontario, Canada
$81K 34,863 +19,933 +134%
Principal Financial Group
73
Principal Financial Group
Iowa
$77.7K 33,477 +1,726 +5%
AQR Capital Management
74
AQR Capital Management
Connecticut
$73.2K 31,559 -111,613 -78%
Group One Trading
75
Group One Trading
Illinois
$72.1K 31,081 -10,987 -26%
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