MACK

Merrimack Pharmaceuticals, Inc.
MACK

Overview Fund Activity
Delisted

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

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143 hedge funds and large institutions have $657M invested in Merrimack Pharmaceuticals, Inc. in 2014 Q4 according to their latest regulatory filings, with 33 funds opening new positions, 45 increasing their positions, 44 reducing their positions, and 20 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
143
Holders Change
+11
Holders Change %
+8.33%
% of All Funds
3.82%
Holding in Top 10
1
Holding in Top 10 Change
+1
Holding in Top 10 Change %
%
% of All Funds
0.03%
New
33
Increased
45
Reduced
44
Closed
20
Calls
$1.79M
Puts
$2.59M
Net Calls
-$793K
Net Calls Change
-$2.86M

Top Buyers

1
Vanguard Group
Vanguard Group
Pennsylvania
$74.8M
2
BIT
BlackRock Institutional Trust
California
$20.8M
3
Connor, Clark & Lunn Investment Management (CC&L)
Connor, Clark & Lunn Investment Management (CC&L)
British Columbia, Canada
$8.36M
4
TC
TFS Capital
Pennsylvania
$5.38M
5
BFA
BlackRock Fund Advisors
California
$53.6M

Top Sellers

1
CCM
Consonance Capital Management
New York
$0
2
State Street
State Street
Massachusetts
$36.3M
3
SIP
Stoneridge Investment Partners
Pennsylvania
$1.66M
4
Jane Street
Jane Street
New York
$0
5
New York State Common Retirement Fund
New York State Common Retirement Fund
New York
$935K
Name Holding Trade Value Shares
Change 		Shares
Change %
BlackRock
126
BlackRock
New York
$38K – – –
Teacher Retirement System of Texas
127
Teacher Retirement System of Texas
Texas
$32K -$5.66K -64 -15%
BRWM
128
B. Riley Wealth Management
Tennessee
$29K -$352 -4 -1%
AIM
129
Advantage Investment Management
Iowa
$20K +$20K +222 New
TRCT
130
Tower Research Capital (TRC)
New York
$20K +$20K +224 New
DADC
131
D.A. Davidson & Co
Montana
$17K +$14.8K +172 +688%
JFA
132
JNBA Financial Advisors
Minnesota
$14K – – –
CCMH
133
Cornerstone Capital Management Holdings
New York
$12K +$12K +140 New
RFA
134
Reilly Financial Advisors
California
$11K – – –
MFS
135
MSI Financial Services
Massachusetts
$11K – – –
BFEC
136
Benjamin F. Edwards & Company
Missouri
$11K +$11K +127 New
FANJ
137
Financial Architects (New Jersey)
New Jersey
$6K – – –
PNC Financial Services Group
138
PNC Financial Services Group
Pennsylvania
$4K +$4K +44 New
DSC
139
Duncker Streett & Co
Missouri
$3K – – –
JWA
140
JFS Wealth Advisors
Pennsylvania
$2K +$960 +12 +92%
AssetMark Inc
141
AssetMark Inc
California
$2K +$2K +25 New
EFSCE
142
Enterprise Financial Services Corp (EFSC)
Missouri
$1K +$1K +16 New
Manulife (Manufacturers Life Insurance)
143
Manulife (Manufacturers Life Insurance)
Ontario, Canada
$707 -$25 -286 -3%
CCM
144
Consonance Capital Management
New York
– -$13.5M -195,340 Closed
Jane Street
145
Jane Street
New York
– -$2.83M -40,947 Closed
Marshall Wace
146
Marshall Wace
United Kingdom
– -$1.55M -22,452 Closed
PP
147
PDT Partners
New York
– -$1.12M -16,199 Closed
MCM
148
Mazama Capital Management
Oregon
– -$761K -11,014 Closed
GCP
149
GSA Capital Partners
United Kingdom
– -$657K -9,514 Closed
CCA
150
Catalyst Capital Advisors
New York
– -$569K -8,236 Closed
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