MACK

Merrimack Pharmaceuticals, Inc.
MACK

Overview Fund Activity
Delisted

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

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136 hedge funds and large institutions have $415M invested in Merrimack Pharmaceuticals, Inc. in 2016 Q4 according to their latest regulatory filings, with 21 funds opening new positions, 40 increasing their positions, 42 reducing their positions, and 13 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
136
Holders Change
+8
Holders Change %
+6.25%
% of All Funds
3.41%
Holding in Top 10
1
Holding in Top 10 Change
+1
Holding in Top 10 Change %
%
% of All Funds
0.03%
New
21
Increased
40
Reduced
42
Closed
13
Calls
$1.17M
Puts
$2.88M
Net Calls
-$1.72M
Net Calls Change
-$1.09M

Top Buyers

1
CCM
1
Consonance Capital Management
New York
$37M
2
Franklin Resources
2
Franklin Resources
California
$16.2M
3
GPP
3
Great Point Partners
Connecticut
$20.4M
4
State Street
4
State Street
Massachusetts
$21.8M
5
BFA
5
BlackRock Fund Advisors
California
$27.9M

Top Sellers

1
PI
1
Putnam Investments
Massachusetts
$730K
2
Millennium Management
2
Millennium Management
New York
$507K
3
Balyasny Asset Management
3
Balyasny Asset Management
Illinois
$1.01M
4
PCM
4
Portolan Capital Management
Massachusetts
$0
5
TCM
5
Tekla Capital Management
Massachusetts
$0
Name Holding Trade Value Shares
Change 		Shares
Change %
Wolverine Trading
101
Wolverine Trading
Illinois
$87K +$87K +2,723 New
AMG
102
Asset Management Group
Connecticut
$79K – – –
ID
103
Integral Derivatives
New York
$77K +$77K +2,390 New
AA
104
Alesco Advisors
New York
$72K – – –
BlackRock
105
BlackRock
New York
$71K -$70.6K -2,208 -50%
CHAM
106
Clear Harbor Asset Management
Connecticut
$69K -$840 -26 -1%
AB
107
Amalgamated Bank
New York
$62K +$8.2K +254 +15%
TSS
108
Two Sigma Securities
New York
$62K +$62K +1,916 New
EWA
109
Exencial Wealth Advisors
Oklahoma
$61K +$61K +1,907 New
BAM
110
Brave Asset Management
New Jersey
$57K -$4.1K -128 -7%
D.E. Shaw & Co
111
D.E. Shaw & Co
New York
$46K -$54.9K -1,701 -54%
AG
112
Aperio Group
California
$45K +$45K +1,402 New
TRCT
113
Tower Research Capital (TRC)
New York
$44K +$44K +1,358 New
AIP
114
Ameritas Investment Partners
Nebraska
$43K – – –
Teacher Retirement System of Texas
115
Teacher Retirement System of Texas
Texas
$41K -$11.7K -366 -22%
Canada Life
116
Canada Life
Manitoba, Canada
$39K – – –
BNP Paribas Financial Markets
117
BNP Paribas Financial Markets
France
$35.1K -$6.33K -197 -15%
Nisa Investment Advisors
118
Nisa Investment Advisors
Missouri
$16K – – –
Zurich Cantonal Bank
119
Zurich Cantonal Bank
Switzerland
$14K +$3.24K +104 +30%
BJ
120
BlackRock Japan
Japan
$12K -$2.35K -71 -16%
PMFA
121
Plante Moran Financial Advisors
Michigan
$8K – – –
DADC
122
D.A. Davidson & Co
Montana
$6K -$2.63K -89 -30%
PHK
123
Point72 Hong Kong
Hong Kong
$6K +$6K +187 New
MAM
124
Meeder Asset Management
Ohio
$5K +$5K +156 New
MFS
125
MSI Financial Services
Massachusetts
$4K – – –
2 3 4
5
6