MACK

Merrimack Pharmaceuticals, Inc.
MACK

Overview Fund Activity
Delisted

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

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150 hedge funds and large institutions have $931M invested in Merrimack Pharmaceuticals, Inc. in 2015 Q2 according to their latest regulatory filings, with 19 funds opening new positions, 66 increasing their positions, 34 reducing their positions, and 19 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
150
Holders Change
-2
Holders Change %
-1.32%
% of All Funds
4.05%
Holding in Top 10
1
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
0.03%
New
19
Increased
66
Reduced
34
Closed
19
Calls
$6.62M
Puts
$2.61M
Net Calls
+$4.01M
Net Calls Change
+$2.39M

Top Buyers

1
Westfield Capital Management
1
Westfield Capital Management
Massachusetts
$60.4M
2
CC
2
Cannell & Co
New York
$13M
3
Vanguard Group
3
Vanguard Group
Pennsylvania
$116M
4
AIMCA
4
Alberta Investment Management Corp (AIMCo)
Alberta, Canada
$9.52M
5
TCIM
5
TIAA CREF Investment Management
New York
$38.4M

Top Sellers

1
Millennium Management
1
Millennium Management
New York
$3.21M
2
Two Sigma Investments
2
Two Sigma Investments
New York
$574K
3
ACM
3
Alpha Capital Management
Texas
$0
4
SIM
4
Spark Investment Management
New York
$243K
5
Invesco
5
Invesco
Georgia
$3M
Name Holding Trade Value Shares
Change 		Shares
Change %
ACM
151
Alpha Capital Management
Texas
– -$3.17M -35,602 Closed
CIP
152
Convergence Investment Partners
Florida
– -$493K -5,276 Closed
PA
153
Pinnacle Associates
New York
– -$324K -3,463 Closed
PWMAG
154
Pinnacle Wealth Management Advisory Group
New Jersey
– -$324K -3,463 Closed
TC
155
TFS Capital
Pennsylvania
– -$309K -3,302 Closed
PCM
156
Price Capital Management
Louisiana
– -$256K -2,738 Closed
FM
157
Family Management
New York
– -$244K -2,606 Closed
HI
158
HBK Investments
Texas
– -$186K -1,987 Closed
LCM
159
Laurion Capital Management
New York
– -$177K -1,898 Closed
CSS
160
Cubist Systematic Strategies
Connecticut
– -$164K -1,753 Closed
AL
161
Airain Ltd
Guernsey
– -$163K -1,748 Closed
GAM
162
Gotham Asset Management
New York
– -$160K -1,707 Closed
SGH
163
Schonfeld Group Holdings
New York
– -$152K -1,627 Closed
PTC
164
Petrus Trust Company
Texas
– -$141K -1,504 Closed
KeyBank National Association
165
KeyBank National Association
Ohio
– -$128K -1,369 Closed
PGFC
166
Peapack-Gladstone Financial Corp
New Jersey
– -$128K -1,366 Closed
Creative Planning
167
Creative Planning
Kansas
– -$109K -1,170 Closed
PG
168
PEAK6 Group
Illinois
– -$56K -604 Closed
PCM
169
Prelude Capital Management
New York
– -$50K -534 Closed
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