We are live on ! Find out more
MRSN

Mersana Therapeutics

Delisted

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

Name Holding Trade Value Shares
Change
Change in
Stake
NMC
1
NEA Management Company
Maryland
$69.7M
SCM
2
Sarissa Capital Management
Connecticut
$21.9M
BlackRock
3
BlackRock
New York
$19.2M +$5.74M +32,846 +33%
VA
4
VR Adviser
New York
$15.3M +$18.3M +104,956 New
BI
5
BVF Inc
California
$13.8M +$8.33M +47,674 +101%
GTC
6
Ghost Tree Capital
New York
$11.7M +$8.39M +48,000 +150%
Vanguard Group
7
Vanguard Group
Pennsylvania
$11M +$173K +990 +1%
O
8
OrbiMed
New York
$7.85M -$5.08M -29,064 -35%
RSCM
9
Rock Springs Capital Management
Maryland
$7.19M
ACP
10
Acuta Capital Partners
California
$4.82M +$5.78M +33,100 New
RCP
11
Rho Capital Partners
New York
$4.64M
Renaissance Technologies
12
Renaissance Technologies
New York
$4.57M +$446K +2,552 +9%
State Street
13
State Street
Massachusetts
$4.04M +$508K +2,906 +12%
Geode Capital Management
14
Geode Capital Management
Massachusetts
$3.09M +$4.37K +25 +0.1%
Millennium Management
15
Millennium Management
New York
$2.99M -$2.03M -11,610 -36%
Citadel Advisors
16
Citadel Advisors
Florida
$2.69M +$1.69M +9,643 +110%
JP Morgan Chase
17
JP Morgan Chase
New York
$2.6M -$1.62M -9,263 -34%
Northern Trust
18
Northern Trust
Illinois
$2.35M +$103K +589 +4%
DCM
19
DAFNA Capital Management
California
$2.34M +$2.05M +11,726 +270%
Axa
20
Axa
France
$2.09M +$2.51M +14,339 New
Bank of America
21
Bank of America
North Carolina
$1.76M +$1.83M +10,487 +662%
SI
22
Sofinnova Investments
California
$1.31M +$1.57M +9,000 New
Dimensional Fund Advisors
23
Dimensional Fund Advisors
Texas
$1.17M +$704K +4,026 +100%
Acadian Asset Management
24
Acadian Asset Management
Massachusetts
$1.15M +$470K +2,692 +52%
Bank of New York Mellon
25
Bank of New York Mellon
New York
$1.14M +$5.42K +31 +0.4%