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 $636M invested in Merrimack Pharmaceuticals, Inc. in 2015 Q4 according to their latest regulatory filings, with 25 funds opening new positions, 48 increasing their positions, 39 reducing their positions, and 20 closing their positions.

Holders
139
Holders Change
+4
Holders Change %
+2.96%
% of All Funds
3.65%
Holding in Top 10
1
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
0.03%
New
25
Increased
48
Reduced
39
Closed
20
Calls
$539K
Puts
$723K
Net Calls
-$184K
Net Calls Change
-$1.81M

Top Buyers

1
PI
1
Putnam Investments
Massachusetts
$17.5M
2
Millennium Management
2
Millennium Management
New York
$11.2M
3
TA
3
Teachers Advisors
New York
$21.1M
4
Westfield Capital Management
4
Westfield Capital Management
Massachusetts
$57.3M
5
Fidelity Investments
5
Fidelity Investments
Massachusetts
$137M

Top Sellers

1
VOYA Investment Management
1
VOYA Investment Management
Georgia
$4.33M
2
Citadel Advisors
2
Citadel Advisors
Florida
$0
3
State Street
3
State Street
Massachusetts
$27.1M
4
PCM
4
Portolan Capital Management
Massachusetts
$0
5
Wellington Management Group
5
Wellington Management Group
Massachusetts
$0
Name Holding Trade Value Shares
Change 		Shares
Change %
Axa
26
Axa
France
$3.36M -$70.5K -1,134 -2%
Charles Schwab
27
Charles Schwab
California
$3.23M +$608K +9,778 +23%
BIM
28
BlackRock Investment Management
Delaware
$2.99M +$55.8K +897 +2%
UBS Group
29
UBS Group
Switzerland
$2.69M +$1.16M +18,696 +76%
JPMorgan Chase & Co
30
JPMorgan Chase & Co
New York
$2.6M -$227K -3,653 -8%
CS
31
Credit Suisse
Switzerland
$2.52M +$187K +3,013 +8%
William Blair & Company
32
William Blair & Company
Illinois
$2.43M -$31.6K -509 -1%
QI
33
QS Investors
New York
$2.19M -$198K -3,193 -8%
BA
34
BlackRock Advisors
Delaware
$1.92M +$167K +2,679 +9%
CS
35
Candriam SCA
Luxembourg
$1.82M – – –
New York State Common Retirement Fund
36
New York State Common Retirement Fund
New York
$1.73M +$401K +6,448 +30%
California State Teachers Retirement System (CalSTRS)
37
California State Teachers Retirement System (CalSTRS)
California
$1.69M +$107K +1,719 +7%
Brown Advisory
38
Brown Advisory
Maryland
$1.66M – – –
SIP
39
Stoneridge Investment Partners
Pennsylvania
$1.65M +$688K +11,073 +72%
AllianceBernstein
40
AllianceBernstein
Tennessee
$1.33M -$23.7K -381 -2%
American Century Companies
41
American Century Companies
Missouri
$1.15M -$3.3K -53 -0.3%
CT
42
Cambridge Trust
Massachusetts
$1.13M – – –
Swiss National Bank
43
Swiss National Bank
Switzerland
$1.08M – – –
JPMPWA
44
J.P. Morgan Private Wealth Advisors
California
$1.04M – – –
CEP
45
Chicago Equity Partners
Illinois
$979K +$18.8K +302 +2%
OPPM
46
Opus Point Partners Management
New York
$968K +$478K +7,689 +98%
RhumbLine Advisers
47
RhumbLine Advisers
Massachusetts
$884K +$75.8K +1,219 +9%
ProShare Advisors
48
ProShare Advisors
Maryland
$867K +$113K +1,817 +15%
California Public Employees Retirement System
49
California Public Employees Retirement System
California
$802K – – –
SIM
50
Spark Investment Management
New York
$785K +$785K +12,634 New
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