MACK

Merrimack Pharmaceuticals, Inc.
MACK

Overview Fund Activity
Delisted

MACK was delisted on the 17th of May, 2024.

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50 hedge funds and large institutions have $39.2M invested in Merrimack Pharmaceuticals, Inc. in 2019 Q2 according to their latest regulatory filings, with 4 funds opening new positions, 12 increasing their positions, 15 reducing their positions, and 7 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
50
Holders Change
-4
Holders Change %
-7.41%
% of All Funds
1.09%
Holding in Top 10
1
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
0.02%
New
4
Increased
12
Reduced
15
Closed
7
Calls
$232K
Puts
–
Net Calls
+$232K
Net Calls Change
+$171K

Top Buyers

1
NCM
1
Nantahala Capital Management
Connecticut
$3.92M
2
Nuveen Asset Management
2
Nuveen Asset Management
Illinois
$2.87M
3
WSL
3
Western Standard LLC
California
$3.78M
4
Vanguard Group
4
Vanguard Group
Pennsylvania
$2.28M
5
2L
5
22NW LP
Washington
$7.51M

Top Sellers

1
D.E. Shaw & Co
1
D.E. Shaw & Co
New York
$119K
2
CC
2
Cannell & Co
New York
$0
3
JPMorgan Chase & Co
3
JPMorgan Chase & Co
New York
$1K
4
OAM
4
Oxford Asset Management
United Kingdom
$169K
5
Goldman Sachs
5
Goldman Sachs
New York
$0
Name Holding Trade Value Shares
Change 		Shares
Change %
PCM
26
Prelude Capital Management
New York
$58K +$27.8K +5,847 +92%
PAM
27
Panagora Asset Management
Massachusetts
$54K -$3.01K -626 -5%
VFA
28
Valeo Financial Advisors
Indiana
$54K – – –
Morgan Stanley
29
Morgan Stanley
New York
$41K -$7.8K -1,612 -16%
Bank of America
30
Bank of America
North Carolina
$24K +$796 +170 +3%
TRCT
31
Tower Research Capital (TRC)
New York
$20K +$14.9K +3,119 +291%
WB
32
Webster Bank
Connecticut
$18K – – –
Federated Hermes
33
Federated Hermes
Pennsylvania
$16K -$35.3K -7,443 -69%
APA
34
American Portfolios Advisors
New York
$12.1K – – –
LTFS
35
Ladenburg Thalmann Financial Services
Florida
$9K – – –
Simplex Trading
36
Simplex Trading
Illinois
$5K +$4.51K +1,089 +923%
UBS Group
37
UBS Group
Switzerland
$4K -$10.1K -1,922 -72%
Group One Trading
38
Group One Trading
Illinois
$4K -$583 -127 -13%
Citigroup
39
Citigroup
New York
$3K – – –
BWP
40
Baldwin Wealth Partners
Massachusetts
$3K – – –
SSB
41
Sandy Spring Bank
Maryland
$2K – – –
JPMorgan Chase & Co
42
JPMorgan Chase & Co
New York
$1K -$333K -42,286 -100%
Royal Bank of Canada
43
Royal Bank of Canada
Ontario, Canada
$1K – – –
TFGT
44
TS Financial Group (TSFG)
Illinois
$1K – – –
BNP Paribas Financial Markets
45
BNP Paribas Financial Markets
France
$992 – – –
CC
46
Cannell & Co
New York
– -$347K -63,499 Closed
Goldman Sachs
47
Goldman Sachs
New York
– -$184K -33,572 Closed
Acadian Asset Management
48
Acadian Asset Management
Massachusetts
– -$174K -31,849 Closed
Millennium Management
49
Millennium Management
New York
– -$73K -13,349 Closed
SIM
50
Spark Investment Management
New York
– -$70K -12,837 Closed
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