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MRSN

Mersana Therapeutics

Delisted

MRSN was delisted on the 5th of January, 2026.

Name Holding Trade Value Shares
Change
Change in
Stake
Barclays
51
Barclays
United Kingdom
$1.36M +$652K +3,855 +71%
Connor, Clark & Lunn Investment Management (CC&L)
52
Connor, Clark & Lunn Investment Management (CC&L)
British Columbia, Canada
$1.22M -$340K -2,010 -19%
Citigroup
53
Citigroup
New York
$1.13M -$25.7K -152 -2%
PAM
54
Panagora Asset Management
Massachusetts
$1.12M +$28.4K +168 +2%
Swiss National Bank
55
Swiss National Bank
Switzerland
$1.1M +$25K +148 +2%
TI
56
Trexquant Investment
Connecticut
$924K +$424K +2,511 +66%
RhumbLine Advisers
57
RhumbLine Advisers
Massachusetts
$896K +$35.7K +211 +4%
Macquarie Group
58
Macquarie Group
Australia
$879K -$25.7K -152 -2%
AQR Capital Management
59
AQR Capital Management
Connecticut
$792K +$303K +1,791 +50%
XT
60
XTX Topco
Cayman Islands
$779K +$470K +2,782 +110%
Fidelity Investments
61
Fidelity Investments
Massachusetts
$723K -$624K -3,694 -43%
BNP Paribas Financial Markets
62
BNP Paribas Financial Markets
France
$719K -$777K -4,600 -48%
T. Rowe Price Associates
63
T. Rowe Price Associates
Maryland
$707K +$57.3K +339 +8%
California State Teachers Retirement System (CalSTRS)
64
California State Teachers Retirement System (CalSTRS)
California
$612K +$14.4K +85 +2%
Axa
65
Axa
France
$610K -$870K -5,148 -55%
UBS AM
66
UBS AM
Illinois
$601K +$96K +568 +16%
AllianceBernstein
67
AllianceBernstein
Tennessee
$584K
Squarepoint
68
Squarepoint
New York
$572K +$556K +3,287 +534%
CS
69
Credit Suisse
Switzerland
$571K -$35.2K -208 -5%
Qube Research & Technologies (QRT)
70
Qube Research & Technologies (QRT)
United Kingdom
$506K +$211K +1,251 +57%
Healthcare of Ontario Pension Plan (HOOPP) Trust Fund
71
Healthcare of Ontario Pension Plan (HOOPP) Trust Fund
Ontario, Canada
$492K -$532K -3,148 -48%
OQS
72
Occudo Quantitative Strategies
Florida
$478K -$206K -1,219 -27%
Voloridge Investment Management
73
Voloridge Investment Management
Florida
$441K -$28.7K -170 -5%
Mackenzie Financial
74
Mackenzie Financial
Ontario, Canada
$432K +$498K +2,948 New
State of Wisconsin Investment Board
75
State of Wisconsin Investment Board
Wisconsin
$427K -$439K -2,595 -47%