MACK

Merrimack Pharmaceuticals, Inc.
MACK

Overview Fund Activity
Delisted

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

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73 hedge funds and large institutions have $96.8M invested in Merrimack Pharmaceuticals, Inc. in 2017 Q3 according to their latest regulatory filings, with 11 funds opening new positions, 28 increasing their positions, 25 reducing their positions, and 55 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
73
Holders Change
-46
Holders Change %
-38.66%
% of All Funds
1.82%
Holding in Top 10
–
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
–
New
11
Increased
28
Reduced
25
Closed
55
Calls
$553K
Puts
$56K
Net Calls
+$497K
Net Calls Change
+$728K

Top Buyers

1
NM
1
Newtyn Management
New York
$5.67M
2
RCMNY
2
Rubric Capital Management (New York)
New York
$4.91M
3
WIM
3
Wittenberg Investment Management
Massachusetts
$945K
4
QIM
4
Quantitative Investment Management
Virginia
$623K
5
CS
5
Credit Suisse
Switzerland
$635K

Top Sellers

1
Fidelity Investments
1
Fidelity Investments
Massachusetts
$23M
2
Norges Bank
2
Norges Bank
Norway
$0
3
Vanguard Group
3
Vanguard Group
Pennsylvania
$8.89M
4
CS
4
Candriam SCA
Luxembourg
$291K
5
Morgan Stanley
5
Morgan Stanley
New York
$393K
Name Holding Trade Value Shares
Change 		Shares
Change %
UBS AM
76
UBS AM
Illinois
– -$133K -13,633 Closed
JPMPWA
77
J.P. Morgan Private Wealth Advisors
California
– -$119K -12,202 Closed
EGM
78
Engineers Gate Manager
New York
– -$113K -11,556 Closed
Creative Planning
79
Creative Planning
Kansas
– -$111K -11,364 Closed
GBA
80
Garrison Bradford & Associates
New York
– -$109K -11,147 Closed
California Public Employees Retirement System
81
California Public Employees Retirement System
California
– -$103K -10,562 Closed
SCM
82
Stonebridge Capital Management
California
– -$100K -10,257 Closed
SIP
83
Stoneridge Investment Partners
Pennsylvania
– -$99K -10,103 Closed
ProShare Advisors
84
ProShare Advisors
Maryland
– -$98K -10,081 Closed
Susquehanna International Group
85
Susquehanna International Group
Pennsylvania
– -$87K -8,966 Closed
PAG
86
Private Advisor Group
New Jersey
– -$99K -8,759 Closed
RJA
87
Raymond James & Associates
Florida
– -$76K -7,802 Closed
William Blair & Company
88
William Blair & Company
Illinois
– -$73K -7,506 Closed
VOYA Investment Management
89
VOYA Investment Management
Georgia
– -$73K -7,472 Closed
State Board of Administration of Florida Retirement System
90
State Board of Administration of Florida Retirement System
Florida
– -$68K -6,928 Closed
Wolverine Trading
91
Wolverine Trading
Illinois
– -$63K -6,178 Closed
BC
92
Birchview Capital
Vermont
– -$55K -5,592 Closed
T. Rowe Price Associates
93
T. Rowe Price Associates
Maryland
– -$54K -5,547 Closed
Tudor Investment Corp
94
Tudor Investment Corp
Connecticut
– -$46K -4,726 Closed
Squarepoint
95
Squarepoint
New York
– -$45K -4,646 Closed
PCM
96
Palisade Capital Management
New Jersey
– -$38K -3,927 Closed
WB
97
Webster Bank
Connecticut
– -$38K -3,883 Closed
Commonwealth Equity Services
98
Commonwealth Equity Services
Massachusetts
– -$38K -3,863 Closed
BAM
99
Brave Asset Management
New Jersey
– -$36K -3,686 Closed
Axa
100
Axa
France
– -$33K -3,368 Closed
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