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 %
California Public Employees Retirement System
51
California Public Employees Retirement System
California
$800K -$49.4K -750 -6%
Allianz Asset Management
52
Allianz Asset Management
Germany
$795K -$14.9K -226 -2%
NFA
53
Nationwide Fund Advisors
Ohio
$782K +$3.82K +58 +0.5%
MLICM
54
Metropolitan Life Insurance Company (MetLife)
New York
$759K +$115K +1,752 +18%
OPPM
55
Opus Point Partners Management
New York
$753K -$272K -4,131 -27%
Lazard Asset Management
56
Lazard Asset Management
New York
$705K +$682K +10,362 +2,935%
GBA
57
Garrison Bradford & Associates
New York
$692K – – –
Federated Hermes
58
Federated Hermes
Pennsylvania
$670K -$55K -835 -8%
Manulife (Manufacturers Life Insurance)
59
Manulife (Manufacturers Life Insurance)
Ontario, Canada
$623K +$42.8K +668 +7%
Wells Fargo
60
Wells Fargo
California
$585K +$52.5K +796 +10%
AIG
61
American International Group
New York
$539K – – –
MIG
62
Mariner Investment Group
New York
$528K – – –
Susquehanna International Group
63
Susquehanna International Group
Pennsylvania
$524K +$168K +2,554 +47%
Goldman Sachs
64
Goldman Sachs
New York
$499K +$257K +3,911 +106%
WMSA
65
Weiss Multi-Strategy Advisers
New York
$460K – – –
State Board of Administration of Florida Retirement System
66
State Board of Administration of Florida Retirement System
Florida
$423K +$43K +654 +11%
PA
67
Perceptive Advisors
New York
$419K – – –
DekaBank Deutsche Girozentrale
68
DekaBank Deutsche Girozentrale
Germany
$407K -$52.9K -826 -12%
SW
69
SVB Wealth
Massachusetts
$406K – – –
CEP
70
Chicago Equity Partners
Illinois
$394K -$645K -9,781 -62%
LPL Financial
71
LPL Financial
California
$391K +$33.2K +509 +9%
RJA
72
Raymond James & Associates
Florida
$391K +$102K +1,546 +35%
PPSG
73
Princeton Portfolio Strategies Group
New Jersey
$375K +$199K +3,021 +113%
Jane Street
74
Jane Street
New York
$375K +$285K +4,328 +316%
BG
75
BlackRock Group
United Kingdom
$369K +$114K +1,721 +44%
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