MACK

Merrimack Pharmaceuticals, Inc.
MACK

Overview Fund Activity
Delisted

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

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152 hedge funds and large institutions have $819M invested in Merrimack Pharmaceuticals, Inc. in 2015 Q1 according to their latest regulatory filings, with 24 funds opening new positions, 49 increasing their positions, 47 reducing their positions, and 14 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
152
Holders Change
+9
Holders Change %
+6.29%
% 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
24
Increased
49
Reduced
47
Closed
14
Calls
$3.47M
Puts
$1.85M
Net Calls
+$1.62M
Net Calls Change
+$2.41M

Top Buyers

1
Westfield Capital Management
Westfield Capital Management
Massachusetts
$34.5M
2
TCIM
TIAA CREF Investment Management
New York
$30.6M
3
Vanguard Group
Vanguard Group
Pennsylvania
$103M
4
Balyasny Asset Management
Balyasny Asset Management
Illinois
$12M
5
TA
Teachers Advisors
New York
$13.4M

Top Sellers

1
Millennium Management
Millennium Management
New York
$10.6M
2
Lord, Abbett & Co
Lord, Abbett & Co
New Jersey
$0
3
TC
TFS Capital
Pennsylvania
$309K
4
Renaissance Technologies
Renaissance Technologies
New York
$0
5
CS
Credit Suisse
Switzerland
$4.1M
Name Holding Trade Value Shares
Change 		Shares
Change %
PGFC
126
Peapack-Gladstone Financial Corp
New Jersey
$128K – – –
TDC
127
Thompson Davis & Co
Virginia
$119K – – –
Canada Life
128
Canada Life
Manitoba, Canada
$113K +$67.9K +728 +151%
Creative Planning
129
Creative Planning
Kansas
$109K +$11.8K +127 +12%
BAM
130
Brave Asset Management
New Jersey
$107K -$11.9K -127 -10%
Wells Fargo
131
Wells Fargo
California
$94K -$4.81K -52 -5%
Bank of Montreal
132
Bank of Montreal
Ontario, Canada
$92K – – –
CCMH
133
Cornerstone Capital Management Holdings
New York
$72K +$59K +635 +454%
PG
134
PEAK6 Group
Illinois
$56K +$56K +604 New
PCM
135
Prelude Capital Management
New York
$50K +$1.22K +13 +2%
PMFA
136
Plante Moran Financial Advisors
Michigan
$48K – – –
BJ
137
BlackRock Japan
Japan
$47K -$24.2K -260 -34%
Teacher Retirement System of Texas
138
Teacher Retirement System of Texas
Texas
$34K +$463 +5 +1%
BlackRock
139
BlackRock
New York
$33K -$6.81K -72 -17%
BNP Paribas Financial Markets
140
BNP Paribas Financial Markets
France
$27.6K +$27.6K +296 New
DADC
141
D.A. Davidson & Co
Montana
$21K +$3.4K +38 +19%
JFA
142
JNBA Financial Advisors
Minnesota
$15K – – –
MFS
143
MSI Financial Services
Massachusetts
$12K – – –
AIM
144
Advantage Investment Management
Iowa
$9K -$12K -127 -57%
FANJ
145
Financial Architects (New Jersey)
New Jersey
$6K – – –
Zurich Cantonal Bank
146
Zurich Cantonal Bank
Switzerland
$5K +$5K +55 New
DSC
147
Duncker Streett & Co
Missouri
$4K – – –
RFA
148
Reilly Financial Advisors
California
$2K -$8.16K -102 -80%
EFSCE
149
Enterprise Financial Services Corp (EFSC)
Missouri
$2K – – –
JWA
150
JFS Wealth Advisors
Pennsylvania
$2K – – –
3 4 5
6
7