MACK

Merrimack Pharmaceuticals, Inc.
MACK

Overview Fund Activity
Delisted

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

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116 hedge funds and large institutions have $246M invested in Merrimack Pharmaceuticals, Inc. in 2017 Q1 according to their latest regulatory filings, with 13 funds opening new positions, 31 increasing their positions, 41 reducing their positions, and 26 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
116
Holders Change
-20
Holders Change %
-14.71%
% of All Funds
2.89%
Holding in Top 10
–
Holding in Top 10 Change
-1
Holding in Top 10 Change %
-100%
% of All Funds
–
New
13
Increased
31
Reduced
41
Closed
26
Calls
$1.01M
Puts
$2.47M
Net Calls
-$1.45M
Net Calls Change
+$265K

Top Buyers

1
BlackRock
1
BlackRock
New York
$35.6M
2
State Street
2
State Street
Massachusetts
$20.4M
3
Goldman Sachs
3
Goldman Sachs
New York
$3.9M
4
Vanguard Group
4
Vanguard Group
Pennsylvania
$31.6M
5
AWCI
5
Alpine Woods Capital Investors
New York
$2.24M

Top Sellers

1
Westfield Capital Management
1
Westfield Capital Management
Massachusetts
$0
2
CCM
2
Consonance Capital Management
New York
$0
3
GPP
3
Great Point Partners
Connecticut
$0
4
ICP
4
Indus Capital Partners
New York
$0
5
LIM
5
Lagoda Investment Management
New York
$2.39M
Name Holding Trade Value Shares
Change 		Shares
Change %
ProShare Advisors
51
ProShare Advisors
Maryland
$258K -$66.5K -2,742 -21%
California Public Employees Retirement System
52
California Public Employees Retirement System
California
$256K -$11.1K -458 -4%
AIG
53
American International Group
New York
$231K +$15.3K +633 +7%
D.E. Shaw & Co
54
D.E. Shaw & Co
New York
$229K +$194K +8,025 +563%
PAG
55
Private Advisor Group
New Jersey
$227K -$1.85K -75 -0.8%
UBS AM
56
UBS AM
Illinois
$223K +$93K +3,836 +72%
VKH
57
Virtu KCG Holdings
New York
$187K +$104K +4,302 +126%
LPIC
58
LeJeune Puetz Investment Counsel
Michigan
$180K – – –
State Board of Administration of Florida Retirement System
59
State Board of Administration of Florida Retirement System
Florida
$168K – – –
RJA
60
Raymond James & Associates
Florida
$166K +$29.4K +1,209 +21%
VOYA Investment Management
61
VOYA Investment Management
Georgia
$157K – – –
Bank of America
62
Bank of America
North Carolina
$139K -$19K -780 -12%
BC
63
Birchview Capital
Vermont
$136K – – –
T. Rowe Price Associates
64
T. Rowe Price Associates
Maryland
$134K – – –
Simplex Trading
65
Simplex Trading
Illinois
$124K -$64.2K -2,657 -34%
SCM
66
Stonebridge Capital Management
California
$112K +$112K +4,642 New
Legal & General Group
67
Legal & General Group
United Kingdom
$108K -$4.62K -192 -4%
Public Employees Retirement Association of Colorado
68
Public Employees Retirement Association of Colorado
Colorado
$107K – – –
Susquehanna International Group
69
Susquehanna International Group
Pennsylvania
$103K -$1.18M -48,746 -92%
Commonwealth Equity Services
70
Commonwealth Equity Services
Massachusetts
$102K -$6.48K -267 -6%
WB
71
Webster Bank
Connecticut
$94K +$94K +3,883 New
PPSG
72
Princeton Portfolio Strategies Group
New Jersey
$93K -$9.58K -394 -9%
MCM
73
Manchester Capital Management
Vermont
$92K – – –
PCM
74
Palisade Capital Management
New Jersey
$89K +$12.3K +508 +16%
BAM
75
Brave Asset Management
New Jersey
$89K +$46K +1,907 +107%
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