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 %
Axa
26
Axa
France
$3.5M -$56.5K -858 -2%
BIM
27
BlackRock Investment Management
Delaware
$3.36M +$191K +2,901 +6%
CS
28
Credit Suisse
Switzerland
$3.03M +$360K +5,459 +13%
PC
29
PointState Capital
New York
$2.93M +$2.93M +44,485 New
JPMorgan Chase & Co
30
JPMorgan Chase & Co
New York
$2.76M -$988 -15 -0%
William Blair & Company
31
William Blair & Company
Illinois
$2.55M -$23K -349 -0.9%
QI
32
QS Investors
New York
$2.32M +$461 +7 +0%
California State Teachers Retirement System (CalSTRS)
33
California State Teachers Retirement System (CalSTRS)
California
$2.05M +$257K +3,897 +14%
AIMCA
34
Alberta Investment Management Corp (AIMCo)
Alberta, Canada
$1.95M -$4.21M -63,967 -68%
PCM
35
Portolan Capital Management
Massachusetts
$1.9M +$1.9M +28,858 New
New York State Common Retirement Fund
36
New York State Common Retirement Fund
New York
$1.84M – – –
CS
37
Candriam SCA
Luxembourg
$1.81M -$112K -1,703 -6%
Brown Advisory
38
Brown Advisory
Maryland
$1.76M – – –
SIP
39
Stoneridge Investment Partners
Pennsylvania
$1.51M -$232K -3,527 -13%
Swiss National Bank
40
Swiss National Bank
Switzerland
$1.42M +$316K +4,970 +29%
AllianceBernstein
41
AllianceBernstein
Tennessee
$1.41M – – –
CT
42
Cambridge Trust
Massachusetts
$1.2M – – –
UBS Group
43
UBS Group
Switzerland
$1.16M -$1.69M -25,695 -59%
JPMPWA
44
J.P. Morgan Private Wealth Advisors
California
$1.08M -$16.7K -254 -2%
RhumbLine Advisers
45
RhumbLine Advisers
Massachusetts
$965K +$27.9K +424 +3%
Citadel Advisors
46
Citadel Advisors
Florida
$960K +$960K +14,584 New
BA
47
BlackRock Advisors
Delaware
$944K -$1.1M -16,629 -54%
Citigroup
48
Citigroup
New York
$879K +$715K +10,852 +435%
ProShare Advisors
49
ProShare Advisors
Maryland
$837K -$81.3K -1,235 -9%
PAG
50
Private Advisor Group
New Jersey
$813K +$118K +1,786 +17%
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