MACK

Merrimack Pharmaceuticals, Inc.
MACK

Overview Fund Activity
Delisted

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

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139 hedge funds and large institutions have $636M invested in Merrimack Pharmaceuticals, Inc. in 2015 Q4 according to their latest regulatory filings, with 25 funds opening new positions, 48 increasing their positions, 39 reducing their positions, and 20 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
139
Holders Change
+4
Holders Change %
+2.96%
% of All Funds
3.65%
Holding in Top 10
1
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
0.03%
New
25
Increased
48
Reduced
39
Closed
20
Calls
$539K
Puts
$723K
Net Calls
-$184K
Net Calls Change
-$1.81M

Top Buyers

1
PI
Putnam Investments
Massachusetts
$17.5M
2
Millennium Management
Millennium Management
New York
$11.2M
3
TA
Teachers Advisors
New York
$21.1M
4
Westfield Capital Management
Westfield Capital Management
Massachusetts
$57.3M
5
Fidelity Investments
Fidelity Investments
Massachusetts
$137M

Top Sellers

1
VOYA Investment Management
VOYA Investment Management
Georgia
$4.33M
2
Citadel Advisors
Citadel Advisors
Florida
$0
3
State Street
State Street
Massachusetts
$27.1M
4
PCM
Portolan Capital Management
Massachusetts
$0
5
Wellington Management Group
Wellington Management Group
Massachusetts
$0
Name Holding Trade Value Shares
Change 		Shares
Change %
CCMH
126
Cornerstone Capital Management Holdings
New York
$11K -$9.39K -152 -46%
BJ
127
BlackRock Japan
Japan
$10K -$12.5K -206 -56%
JFA
128
JNBA Financial Advisors
Minnesota
$10K – – –
CG
129
Cutler Group
California
$10K +$10K +172 New
AOWM
130
Alpha Omega Wealth Management
Virginia
$9K +$9K +25 New
SSB
131
Sandy Spring Bank
Maryland
$8K +$8K +127 New
TRCT
132
Tower Research Capital (TRC)
New York
$5K -$158K -2,407 -97%
JWA
133
JFS Wealth Advisors
Pennsylvania
$2K – – –
RFA
134
Reilly Financial Advisors
California
$2K – – –
DSC
135
Duncker Streett & Co
Missouri
$2K – – –
US Bancorp
136
US Bancorp
Minnesota
$2K +$2K +25 New
TWA
137
TCI Wealth Advisors
Arizona
$2K +$2K +38 New
EFSCE
138
Enterprise Financial Services Corp (EFSC)
Missouri
$1K – – –
Manulife (Manufacturers Life Insurance)
139
Manulife (Manufacturers Life Insurance)
Ontario, Canada
$563 – – –
Citadel Advisors
140
Citadel Advisors
Florida
– -$5.32M -79,438 Closed
PCM
141
Portolan Capital Management
Massachusetts
– -$3.78M -56,502 Closed
Wellington Management Group
142
Wellington Management Group
Massachusetts
– -$3.53M -52,742 Closed
Marshall Wace
143
Marshall Wace
United Kingdom
– -$2.8M -41,862 Closed
State of Wisconsin Investment Board
144
State of Wisconsin Investment Board
Wisconsin
– -$2.55M -38,130 Closed
Ameriprise
145
Ameriprise
Minnesota
– -$2.31M -34,496 Closed
TC
146
TFS Capital
Pennsylvania
– -$1.6M -23,886 Closed
AA
147
ALPS Advisors
Colorado
– -$14.7K -21,889 Closed
Group One Trading
148
Group One Trading
Illinois
– -$905K -13,516 Closed
ERIM
149
Eagle Ridge Investment Management
Connecticut
– -$807K -12,059 Closed
AQR Capital Management
150
AQR Capital Management
Connecticut
– -$705K -10,536 Closed
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