MRSN icon

Mersana Therapeutics
MRSN

Overview Fund Activity

46 hedge funds and large institutions have $198M invested in Mersana Therapeutics in 2018 Q3 according to their latest regulatory filings, with 3 funds opening new positions, 21 increasing their positions, 8 reducing their positions, and 10 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
46
Holders Change
-7
Holders Change %
-13.21%
% of All Funds
1.05%
Holding in Top 10
3
Holding in Top 10 Change
-1
Holding in Top 10 Change %
-25%
% of All Funds
0.07%
New
3
Increased
21
Reduced
8
Closed
10
Calls
–
Puts
–
Net Calls
–
Net Calls Change
–

Top Buyers

1
ACH
1
ArrowMark Colorado Holdings
Colorado
$18.4M
2
EC
2
EcoR1 Capital
California
$4.96M
3
Millennium Management
3
Millennium Management
New York
$3.7M
4
Vanguard Group
4
Vanguard Group
Pennsylvania
$6.01M
5
Geode Capital Management
5
Geode Capital Management
Massachusetts
$1.22M

Top Sellers

1
GTC
1
Ghost Tree Capital
New York
$0
2
Point72 Asset Management
2
Point72 Asset Management
Connecticut
$0
3
AllianceBernstein
3
AllianceBernstein
Tennessee
$0
4
Russell Investments Group
4
Russell Investments Group
United Kingdom
$0
5
Balyasny Asset Management
5
Balyasny Asset Management
Illinois
$361K
Name Holding Trade Value Shares
Change 		Shares
Change %
Morgan Stanley
26
Morgan Stanley
New York
$206K -$60.8K -243 -23%
California State Teachers Retirement System (CalSTRS)
27
California State Teachers Retirement System (CalSTRS)
California
$191K – – –
TA
28
Teachers Advisors
New York
$177K – – –
Wells Fargo
29
Wells Fargo
California
$166K +$996 +4 +0.6%
New York State Common Retirement Fund
30
New York State Common Retirement Fund
New York
$121K – – –
American Century Companies
31
American Century Companies
Missouri
$113K -$323K -1,288 -74%
RhumbLine Advisers
32
RhumbLine Advisers
Massachusetts
$110K -$7.75K -31 -7%
ProShare Advisors
33
ProShare Advisors
Maryland
$110K -$3.01K -12 -3%
Barclays
34
Barclays
United Kingdom
$92K +$65.7K +262 +250%
AIG
35
American International Group
New York
$84K +$2.26K +9 +3%
TRCT
36
Tower Research Capital (TRC)
New York
$38K +$15.9K +63 +72%
UBS Group
37
UBS Group
Switzerland
$33K +$14.6K +59 +80%
Citigroup
38
Citigroup
New York
$28K +$28K +113 New
Bank of America
39
Bank of America
North Carolina
$21K +$1.75K +7 +9%
Legal & General Group
40
Legal & General Group
United Kingdom
$19K – – –
AIP
41
Ameritas Investment Partners
Nebraska
$9K – – –
LTFS
42
Ladenburg Thalmann Financial Services
Florida
$5K +$5K +18 New
BNP Paribas Financial Markets
43
BNP Paribas Financial Markets
France
$4.73K – – –
Royal Bank of Canada
44
Royal Bank of Canada
Ontario, Canada
$2K +$800 +4 +67%
Bank of Montreal
45
Bank of Montreal
Ontario, Canada
$1K -$2.67K -8 -73%
Daiwa Securities Group
46
Daiwa Securities Group
Japan
$1K – – –
GTC
47
Ghost Tree Capital
New York
– -$10.7M -24,000 Closed
Point72 Asset Management
48
Point72 Asset Management
Connecticut
– -$2.53M -5,672 Closed
AllianceBernstein
49
AllianceBernstein
Tennessee
– -$1.03M -2,316 Closed
Russell Investments Group
50
Russell Investments Group
United Kingdom
– -$766K -1,714 Closed
1
2
3