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Mersana Therapeutics

147 hedge funds and large institutions have $370M invested in Mersana Therapeutics in 2023 Q2 according to their latest regulatory filings, with 33 funds opening new positions, 56 increasing their positions, 41 reducing their positions, and 43 closing their positions.

New
Increased
Maintained
Reduced
Closed

more call options, than puts

Call options by funds: $ | Put options by funds: $

more repeat investments, than reductions

Existing positions increased: | Existing positions reduced:

less ownership

Funds ownership:

less funds holding

Funds holding:

15% less capital invested

Capital invested by funds: $437M → $370M (-$67M)

23% less first-time investments, than exits

New positions opened: 33 | Existing positions closed: 43

67% less funds holding in top 10

Funds holding in top 10: 31 (-2)

Holders
147
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
1
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$18.1M
Puts
$2.24M
Net Calls
Net Calls Change

Top Sellers

1 -$13.8M
2 -$5.91M
3 -$5.08M
4
State Street
State Street
Massachusetts
-$4.96M
5
ABG
Ally Bridge Group
New York
-$4.9M
Name Holding Trade Value Shares
Change
Change in
Stake
76
$347K
77
$339K
78
$328K
79
$306K
80
$277K
81
$243K
82
$243K
83
$240K
84
$237K
85
$230K
86
$216K
87
$206K
88
$203K
89
$202K
90
$191K
91
$187K
92
$187K
93
$165K
94
$159K
95
$153K
96
$147K
97
$134K
98
$134K
99
$132K
100
$127K