MACK

Merrimack Pharmaceuticals, Inc.
MACK

Overview Fund Activity
Delisted

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

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41 hedge funds and large institutions have $30M invested in Merrimack Pharmaceuticals, Inc. in 2022 Q3 according to their latest regulatory filings, with 2 funds opening new positions, 8 increasing their positions, 14 reducing their positions, and 4 closing their positions.

Holders
41
Holders Change
-2
Holders Change %
-4.65%
% of All Funds
0.71%
Holding in Top 10
1
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
0.02%
New
2
Increased
8
Reduced
14
Closed
4
Calls
$203K
Puts
$135K
Net Calls
+$68K
Net Calls Change
+$234K

Top Buyers

1
Point72 Asset Management
1
Point72 Asset Management
Connecticut
$4.13M
2
Belvedere Trading
2
Belvedere Trading
Illinois
$77K
3
NM
3
Newtyn Management
New York
$6.63M
4
UBS Group
4
UBS Group
Switzerland
$19K
5
Susquehanna International Group
5
Susquehanna International Group
Pennsylvania
$156K

Top Sellers

1
BCM
1
Bronte Capital Management
Australia
$0
2
WSL
2
Western Standard LLC
California
$4.4M
3
NCM
3
Nantahala Capital Management
Connecticut
$1.61M
4
LPIC
4
LeJeune Puetz Investment Counsel
Michigan
$0
5
Simplex Trading
5
Simplex Trading
Illinois
$32K
Name Market Value Shares Shares
Change 		Shares
Change %
NM
1
Newtyn Management
New York
$6.63M 1,767,094 +9,089 +0.5%
2L
2
22NW LP
Washington
$4.62M 1,231,014 -10,882 -0.9%
WSL
3
Western Standard LLC
California
$4.4M 1,172,463 -97,095 -8%
Point72 Asset Management
4
Point72 Asset Management
Connecticut
$4.13M 1,100,994 +765,886 +229%
Vanguard Group
5
Vanguard Group
Pennsylvania
$2.28M 607,804 -400 -0.1%
Dimensional Fund Advisors
6
Dimensional Fund Advisors
Texas
$1.77M 472,301 -4,407 -0.9%
NCM
7
Nantahala Capital Management
Connecticut
$1.61M 429,596 -61,913 -13%
SC
8
Sepio Capital
Utah
$1.11M 294,545 -21,768 -7%
BlackRock
9
BlackRock
New York
$775K 206,783 -932 -0.4%
WIM
10
Wittenberg Investment Management
Massachusetts
$708K 188,694 – –
YCM
11
Yakira Capital Management
Connecticut
$434K 115,821 – –
Geode Capital Management
12
Geode Capital Management
Massachusetts
$378K 100,808 – –
State Street
13
State Street
Massachusetts
$175K 46,556 – –
Susquehanna International Group
14
Susquehanna International Group
Pennsylvania
$156K 41,618 +2,871 +7%
Bank of New York Mellon
15
Bank of New York Mellon
New York
$153K 40,951 – –
BCM
16
Bridgeway Capital Management
Texas
$128K 34,200 -25,000 -42%
Northern Trust
17
Northern Trust
Illinois
$90K 23,980 +177 +0.7%
Two Sigma Investments
18
Two Sigma Investments
New York
$81K 21,519 -3,400 -14%
Belvedere Trading
19
Belvedere Trading
Illinois
$77K 20,052 +20,052 New
Two Sigma Advisers
20
Two Sigma Advisers
New York
$70K 18,681 -300 -2%
Brown Advisory
21
Brown Advisory
Maryland
$56K 15,029 – –
Citadel Advisors
22
Citadel Advisors
Florida
$51K 13,718 -2,493 -15%
Group One Trading
23
Group One Trading
Illinois
$45K 11,930 -3,625 -23%
Simplex Trading
24
Simplex Trading
Illinois
$32K 8,692 -27,776 -76%
Morgan Stanley
25
Morgan Stanley
New York
$25K 6,514 -844 -11%
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