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Mersana Therapeutics
MRSN

Overview Fund Activity

130 hedge funds and large institutions have $1.53B invested in Mersana Therapeutics in 2020 Q2 according to their latest regulatory filings, with 54 funds opening new positions, 50 increasing their positions, 23 reducing their positions, and 6 closing their positions.

Holders
130
Holders Change
+48
Holders Change %
+58.54%
% of All Funds
2.67%
Holding in Top 10
9
Holding in Top 10 Change
+5
Holding in Top 10 Change %
+125%
% of All Funds
0.19%
New
54
Increased
50
Reduced
23
Closed
6
Calls
$7.97M
Puts
$1.35M
Net Calls
+$6.62M
Net Calls Change
+$6.68M

Top Buyers

1
ACA
1
Avoro Capital Advisors
New York
$152M
2
CCM
2
Consonance Capital Management
New York
$138M
3
BlackRock
3
BlackRock
New York
$167M
4
BCLSI
4
Bain Capital Life Sciences Investors
Massachusetts
$80.6M
5
Wellington Management Group
5
Wellington Management Group
Massachusetts
$67.5M

Top Sellers

1
NMC
1
NEA Management Company
Maryland
$186M
2
GTC
2
Ghost Tree Capital
New York
$14.6M
3
SCM
3
Sarissa Capital Management
Connecticut
$60.1M
4
VA
4
VR Adviser
New York
$0
5
BI
5
BVF Inc
California
$0
Name Market Value Shares Shares
Change 		Shares
Change %
New York State Common Retirement Fund
76
New York State Common Retirement Fund
New York
$983K 42,000 +15,200 +57%
AG
77
Algert Global
California
$797K 34,061 -7,820 -19%
Thrivent Financial for Lutherans
78
Thrivent Financial for Lutherans
Minnesota
$768K 32,807 +9,257 +39%
Los Angeles Capital Management
79
Los Angeles Capital Management
California
$768K 32,840 +10,440 +47%
TRSOTSOK
80
Teachers Retirement System of the State of Kentucky
Kentucky
$700K 29,900 +29,900 New
Barclays
81
Barclays
United Kingdom
$659K 28,150 +2,205 +8%
AIG
82
American International Group
New York
$656K 28,051 +6,791 +32%
Citigroup
83
Citigroup
New York
$611K 26,095 +15,934 +157%
Manulife (Manufacturers Life Insurance)
84
Manulife (Manufacturers Life Insurance)
Ontario, Canada
$609K 27,315 +3,356 +14%
Squarepoint
85
Squarepoint
New York
$607K 25,940 +13,843 +114%
Susquehanna International Group
86
Susquehanna International Group
Pennsylvania
$591K 25,264 +7,294 +41%
AC
87
Athanor Capital
New York
$569K 24,325 +24,325 New
PWLP
88
Prio Wealth Limited Partnership
Massachusetts
$551K 23,529 – –
Jane Street
89
Jane Street
New York
$547K 23,378 +10,987 +89%
TD Asset Management
90
TD Asset Management
Ontario, Canada
$547K 23,389 +23,389 New
BIM
91
Bogle Investment Management
Massachusetts
$505K 21,594 +21,594 New
VRS
92
Virginia Retirement Systems
Virginia
$503K 21,500 +21,500 New
Morgan Stanley
93
Morgan Stanley
New York
$498K 21,277 +16,400 +336%
MIM
94
MetLife Investment Management
New Jersey
$486K 20,779 +2,434 +13%
QSS
95
Quantitative Systematic Strategies
Florida
$481K 20,564 -23,527 -53%
PPA
96
Parametric Portfolio Associates
Washington
$466K 19,915 +5,304 +36%
State Board of Administration of Florida Retirement System
97
State Board of Administration of Florida Retirement System
Florida
$459K 19,620 +19,620 New
VEA
98
Virtus ETF Advisers
New York
$411K 17,574 +17,574 New
SG Americas Securities
99
SG Americas Securities
New York
$397K 16,953 +4,056 +31%
VOYA Investment Management
100
VOYA Investment Management
Georgia
$372K 15,916 -3,051 -16%
2 3
4
5 6