We are live on ! Find out more
MRSN icon

Mersana Therapeutics

Delisted

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

Name Holding Trade Value Shares
Change
Change in
Stake
STRS Ohio
51
STRS Ohio
Ohio
$4.14M +$2.46M +4,425 +246%
Schonfeld Strategic Advisors
52
Schonfeld Strategic Advisors
New York
$4.08M +$1.35M +2,427 +65%
Macquarie Group
53
Macquarie Group
Australia
$4.04M – – –
Teacher Retirement System of Texas
54
Teacher Retirement System of Texas
Texas
$3.65M -$21.1K -38 -0.7%
Swiss National Bank
55
Swiss National Bank
Switzerland
$3.29M +$176K +316 +7%
Wells Fargo
56
Wells Fargo
California
$3.27M -$136K -245 -5%
PHP
57
Parkman Healthcare Partners
Connecticut
$3.27M -$379K -682 -12%
California Public Employees Retirement System
58
California Public Employees Retirement System
California
$3.22M -$51.2K -92 -2%
Credit Suisse
59
Credit Suisse
Switzerland
$3.01M +$11.1K +20 +0.4%
PIM
60
Platinum Investment Management
Australia
$2.95M – – –
IC
61
Ikarian Capital
Texas
$2.82M +$2.36M +4,240 New
Marshall Wace
62
Marshall Wace
United Kingdom
$2.64M +$2.2M +3,964 New
ArrowMark Colorado Holdings
63
ArrowMark Colorado Holdings
Colorado
$2.4M – – –
TD Asset Management
64
TD Asset Management
Ontario, Canada
$2.39M +$734K +1,320 +58%
State of Wisconsin Investment Board
65
State of Wisconsin Investment Board
Wisconsin
$2.31M -$95.6K -172 -5%
Marshall Wace North America
66
Marshall Wace North America
New York
$2.23M +$1.86M +3,348 New
Jane Street
67
Jane Street
New York
$2.22M +$1.07M +1,931 +138%
California State Teachers Retirement System (CalSTRS)
68
California State Teachers Retirement System (CalSTRS)
California
$2.14M -$1.9M -3,420 -51%
AllianceBernstein
69
AllianceBernstein
Tennessee
$2.08M – – –
Principal Financial Group
70
Principal Financial Group
Iowa
$2.07M +$1.73M +3,111 New
IBT
71
International Biotechnology Trust
United Kingdom
$1.91M – – –
RhumbLine Advisers
72
RhumbLine Advisers
Massachusetts
$1.86M +$120K +215 +8%
UBS AM
73
UBS AM
Illinois
$1.81M +$116K +209 +8%
Connor, Clark & Lunn Investment Management (CC&L)
74
Connor, Clark & Lunn Investment Management (CC&L)
British Columbia, Canada
$1.61M -$1.79M -3,216 -57%
AAA
75
Affinity Asset Advisors
New York
$1.33M +$1.11M +2,000 New