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 %
CCMH
126
Cornerstone Capital Management Holdings
New York
$109K +$33.4K +343 +44%
BAM
127
Brave Asset Management
New Jersey
$99K -$12.4K -127 -11%
Bank of Montreal
128
Bank of Montreal
Ontario, Canada
$95K – – –
Lazard Asset Management
129
Lazard Asset Management
New York
$85K +$85K +881 New
Simplex Trading
130
Simplex Trading
Illinois
$78K +$78K +807 New
PMFA
131
Plante Moran Financial Advisors
Michigan
$49K – – –
Teacher Retirement System of Texas
132
Teacher Retirement System of Texas
Texas
$46K +$10.2K +105 +29%
QT
133
Quantbot Technologies
New York
$42K +$42K +436 New
BlackRock
134
BlackRock
New York
$35K +$880 +9 +3%
DADC
135
D.A. Davidson & Co
Montana
$22K – – –
JFA
136
JNBA Financial Advisors
Minnesota
$15K – – –
MFS
137
MSI Financial Services
Massachusetts
$12K – – –
SSB
138
Sandy Spring Bank
Maryland
$10K +$10K +102 New
AIM
139
Advantage Investment Management
Iowa
$9K – – –
BJ
140
BlackRock Japan
Japan
$7K -$39.6K -430 -85%
FANJ
141
Financial Architects (New Jersey)
New Jersey
$6K – – –
BRWM
142
B. Riley Wealth Management
Tennessee
$6K +$6K +64 New
Zurich Cantonal Bank
143
Zurich Cantonal Bank
Switzerland
$5K – – –
DSC
144
Duncker Streett & Co
Missouri
$4K – – –
JWA
145
JFS Wealth Advisors
Pennsylvania
$2K – – –
RFA
146
Reilly Financial Advisors
California
$2K – – –
EFSCE
147
Enterprise Financial Services Corp (EFSC)
Missouri
$2K – – –
MAA
148
Managed Account Advisors
New Jersey
$2K +$2K +20 New
JG
149
Jefferies Group
New York
$1K +$1K +11 New
Manulife (Manufacturers Life Insurance)
150
Manulife (Manufacturers Life Insurance)
Ontario, Canada
$857 +$55 +563 +7%
3 4 5
6
7