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Mersana Therapeutics
MRSN

Overview Fund Activity

29 hedge funds and large institutions have $236M invested in Mersana Therapeutics in 2017 Q2 according to their latest regulatory filings, with 29 funds opening new positions, increasing their positions, reducing their positions, and closing their positions.

Holders
29
Holders Change
+29
Holders Change %
–
% of All Funds
0.72%
Holding in Top 10
3
Holding in Top 10 Change
+3
Holding in Top 10 Change %
%
% of All Funds
0.07%
New
29
Increased
–
Reduced
–
Closed
–
Calls
–
Puts
–
Net Calls
–
Net Calls Change
–

Top Buyers

1
NMC
1
NEA Management Company
Maryland
$114M
2
Wellington Management Group
2
Wellington Management Group
Massachusetts
$28.3M
3
Fidelity Investments
3
Fidelity Investments
Massachusetts
$23.9M
4
RSCM
4
Rock Springs Capital Management
Maryland
$21.3M
5
PAI
5
ProQuest Associates IV
Florida
$13.4M

Top Sellers

No sellers this quarter
Name Market Value Shares Shares
Change 		Shares
Change %
GGHC
26
Gilder Gagnon Howe & Co
New York
$70K 5,000 +5,000 New
Deutsche Bank
27
Deutsche Bank
Germany
$53K 3,800 +3,800 New
UBS Group
28
UBS Group
Switzerland
$24K 1,685 +1,685 New
WCMNY
29
Westchester Capital Management (New York)
New York
$7K 500 +500 New
1
2