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Mersana Therapeutics

65 hedge funds and large institutions have $194M invested in Mersana Therapeutics in 2019 Q1 according to their latest regulatory filings, with 21 funds opening new positions, 26 increasing their positions, 9 reducing their positions, and 4 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
65
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
2
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
Puts
Net Calls
Net Calls Change

Top Buyers

1 +$19.7M
2 +$19.7M
3 +$13.2M
4
EC
EcoR1 Capital
California
+$12.1M
5
O
OrbiMed
New York
+$9.95M

Top Sellers

1 -$1.45M
2 -$1.37M
3 -$158K
4
Morgan Stanley
Morgan Stanley
New York
-$66.3K
5
TRCT
Tower Research Capital (TRC)
New York
-$48.4K
Name Holding Trade Value Shares
Change
Change in
Stake
51
$64K
52
$60K
53
$51K
54
$42K
55
$36K
56
$30K
57
$17K
58
$14.1K
59
$10K
60
$8K
61
$8K
62
$5K
63
$4K
64
$2K
65
$2K
66
67
68
69