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Mersana Therapeutics

131 hedge funds and large institutions have $955M invested in Mersana Therapeutics in 2021 Q2 according to their latest regulatory filings, with 18 funds opening new positions, 50 increasing their positions, 40 reducing their positions, and 19 closing their positions.

New
Increased
Maintained
Reduced
Closed

more repeat investments, than reductions

Existing positions increased: | Existing positions reduced:

more funds holding in top 10

Funds holding in top 10:

less ownership

Funds ownership:

less funds holding

Funds holding:

5% less first-time investments, than exits

New positions opened: 18 | Existing positions closed: 19

16% less capital invested

Capital invested by funds: $1.14B → $955M (-$189M)

99% less call options, than puts

Call options by funds: $37K | Put options by funds: $3.75M

Holders
131
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
3
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$37K
Puts
$3.75M
Net Calls
Net Calls Change

Top Buyers

1 +$14.1M
2 +$12.3M
3 +$11.6M
4
BlackRock
BlackRock
New York
+$11.1M
5
CIBC Asset Management
CIBC Asset Management
Ontario, Canada
+$9.93M

Top Sellers

1 -$13.8M
2 -$11.7M
3 -$8.91M
4
Goldman Sachs
Goldman Sachs
New York
-$7.88M
5
State Street
State Street
Massachusetts
-$6.78M
Name Holding Trade Value Shares
Change
Change in
Stake
101
$197K
102
$190K
103
$190K
104
$178K
105
$167K
106
$163K
107
$153K
108
$152K
109
$142K
110
$137K
111
$120K
112
$79K
113
$78K
114
$78K
115
$73K
116
$64K
117
$49K
118
$34K
119
$21K
120
$11K
121
$9K
122
$8K
123
$6K
124
$3K
125
$3K