MRSN icon

Mersana Therapeutics
MRSN

Overview Fund Activity

128 hedge funds and large institutions have $322M invested in Mersana Therapeutics in 2022 Q1 according to their latest regulatory filings, with 21 funds opening new positions, 49 increasing their positions, 38 reducing their positions, and 15 closing their positions.

Holders
128
Holders Change
+6
Holders Change %
+4.92%
% of All Funds
2.03%
Holding in Top 10
2
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
0.03%
New
21
Increased
49
Reduced
38
Closed
15
Calls
$42K
Puts
$372K
Net Calls
-$330K
Net Calls Change
+$608K

Top Buyers

1
Millennium Management
1
Millennium Management
New York
$19.5M
2
O
2
OrbiMed
New York
$19.1M
3
D.E. Shaw & Co
3
D.E. Shaw & Co
New York
$8.34M
4
Bank of Montreal
4
Bank of Montreal
Ontario, Canada
$4.67M
5
BCLSI
5
Bain Capital Life Sciences Investors
Massachusetts
$26M

Top Sellers

1
Wellington Management Group
1
Wellington Management Group
Massachusetts
$1.92M
2
State Street
2
State Street
Massachusetts
$5.4M
3
Assenagon Asset Management
3
Assenagon Asset Management
Luxembourg
$0
4
Point72 Asset Management
4
Point72 Asset Management
Connecticut
$0
5
Rafferty Asset Management
5
Rafferty Asset Management
New York
$0
Name Market Value Shares Shares
Change 		Shares
Change %
HF
51
HRT Financial
New York
$702K 176,078 +59,156 +51%
Susquehanna International Group
52
Susquehanna International Group
Pennsylvania
$693K 173,786 +51,829 +42%
Jane Street
53
Jane Street
New York
$572K 143,321 +91,798 +178%
T. Rowe Price Associates
54
T. Rowe Price Associates
Maryland
$551K 138,034 +23,587 +21%
OQS
55
Occudo Quantitative Strategies
Florida
$551K 138,216 +138,216 New
Swiss National Bank
56
Swiss National Bank
Switzerland
$543K 135,996 +9,600 +8%
Fidelity Investments
57
Fidelity Investments
Massachusetts
$505K 126,703 +5,016 +4%
UBS AM
58
UBS AM
Illinois
$353K 88,374 +44,955 +104%
California State Teachers Retirement System (CalSTRS)
59
California State Teachers Retirement System (CalSTRS)
California
$321K 80,349 -6,897 -8%
RhumbLine Advisers
60
RhumbLine Advisers
Massachusetts
$319K 79,885 -892 -1%
GCP
61
GSA Capital Partners
United Kingdom
$314K 78,706 -8,359 -10%
AllianceBernstein
62
AllianceBernstein
Tennessee
$308K 77,300 +200 +0.3%
CS
63
Credit Suisse
Switzerland
$304K 75,957 +9,236 +14%
Tudor Investment Corp
64
Tudor Investment Corp
Connecticut
$271K 67,991 +67,991 New
JF
65
Jump Financial
Illinois
$269K 67,500 -5,400 -7%
QF
66
QVT Financial
New York
$250K 62,657 – –
Walleye Trading
67
Walleye Trading
New York
$245K 61,525 -190 -0.3%
Man Group
68
Man Group
United Kingdom
$227K 57,000 +57,000 New
Russell Investments Group
69
Russell Investments Group
United Kingdom
$224K 56,458 +56,458 New
SSA
70
Schonfeld Strategic Advisors
New York
$211K 52,900 +52,900 New
New York State Common Retirement Fund
71
New York State Common Retirement Fund
New York
$195K 48,823 -2,985 -6%
Nisa Investment Advisors
72
Nisa Investment Advisors
Missouri
$194K 48,710 +48,100 +7,885%
Barclays
73
Barclays
United Kingdom
$166K 41,574 -48,545 -54%
AIG
74
American International Group
New York
$142K 35,533 -2,501 -7%
Bank of America
75
Bank of America
North Carolina
$138K 34,505 -8,342 -19%
1 2
3
4 5