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 $703M invested in Merrimack Pharmaceuticals, Inc. in 2016 Q1 according to their latest regulatory filings, with 19 funds opening new positions, 52 increasing their positions, 35 reducing their positions, and 19 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
139
Holders Change
–
Holders Change %
0%
% of All Funds
3.71%
Holding in Top 10
2
Holding in Top 10 Change
+1
Holding in Top 10 Change %
+100%
% of All Funds
0.05%
New
19
Increased
52
Reduced
35
Closed
19
Calls
$2.91M
Puts
$1.49M
Net Calls
+$1.42M
Net Calls Change
+$1.6M

Top Buyers

1
CCM
1
Consonance Capital Management
New York
$49.2M
2
Westfield Capital Management
2
Westfield Capital Management
Massachusetts
$68M
3
Renaissance Technologies
3
Renaissance Technologies
New York
$5.33M
4
PI
4
Putnam Investments
Massachusetts
$22.4M
5
TCIM
5
TIAA CREF Investment Management
New York
$45.7M

Top Sellers

1
Millennium Management
1
Millennium Management
New York
$0
2
Vanguard Group
2
Vanguard Group
Pennsylvania
$77.3M
3
AIMCA
3
Alberta Investment Management Corp (AIMCo)
Alberta, Canada
$1.95M
4
State Street
4
State Street
Massachusetts
$24.9M
5
Connor, Clark & Lunn Investment Management (CC&L)
5
Connor, Clark & Lunn Investment Management (CC&L)
British Columbia, Canada
$4.1M
Name Holding Trade Value Shares
Change 		Shares
Change %
PAM
101
Panagora Asset Management
Massachusetts
$109K +$84.5K +1,278 +344%
Teacher Retirement System of Texas
102
Teacher Retirement System of Texas
Texas
$107K +$29.2K +442 +38%
AB
103
Amalgamated Bank
New York
$102K +$9.87K +150 +11%
Ameriprise
104
Ameriprise
Minnesota
$90K +$90K +1,377 New
CSS
105
Cubist Systematic Strategies
Connecticut
$85K -$38.7K -587 -31%
Two Sigma Advisers
106
Two Sigma Advisers
New York
$85K +$85K +1,284 New
LTFS
107
Ladenburg Thalmann Financial Services
Florida
$84K -$126K -1,907 -60%
PCM
108
Palisade Capital Management
New Jersey
$84K – – –
Bank of Montreal
109
Bank of Montreal
Ontario, Canada
$84K – – –
BAM
110
Brave Asset Management
New Jersey
$84K – – –
FMA
111
FNY Managed Accounts
New York
$83.7K +$83.7K +1,271 New
Canada Life
112
Canada Life
Manitoba, Canada
$80K – – –
Creative Planning
113
Creative Planning
Kansas
$74K +$4.17K +63 +6%
BlackRock
114
BlackRock
New York
$66K +$37.3K +565 +130%
Simplex Trading
115
Simplex Trading
Illinois
$63K -$42.6K -658 -40%
Barclays
116
Barclays
United Kingdom
$47K +$32.3K +518 +220%
Zurich Cantonal Bank
117
Zurich Cantonal Bank
Switzerland
$23K – – –
DADC
118
D.A. Davidson & Co
Montana
$19K +$2.02K +31 +12%
PMFA
119
Plante Moran Financial Advisors
Michigan
$17K – – –
MFS
120
MSI Financial Services
Massachusetts
$17K – – –
Nisa Investment Advisors
121
Nisa Investment Advisors
Missouri
$14K +$14K +216 New
IIM
122
Ipswich Investment Management
Massachusetts
$14K +$14K +254 New
JFA
123
JNBA Financial Advisors
Minnesota
$10K – – –
SSB
124
Sandy Spring Bank
Maryland
$8K – – –
AOWM
125
Alpha Omega Wealth Management
Virginia
$8K – – –
3 4
5
6 7