MACK

Merrimack Pharmaceuticals, Inc.
MACK

Overview Fund Activity
Delisted

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

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54 hedge funds and large institutions have $37.9M invested in Merrimack Pharmaceuticals, Inc. in 2019 Q1 according to their latest regulatory filings, with 8 funds opening new positions, 11 increasing their positions, 17 reducing their positions, and 10 closing their positions.

Holders
54
Holders Change
-2
Holders Change %
-3.57%
% of All Funds
1.17%
Holding in Top 10
1
Holding in Top 10 Change
+1
Holding in Top 10 Change %
%
% of All Funds
0.02%
New
8
Increased
11
Reduced
17
Closed
10
Calls
$110K
Puts
$49K
Net Calls
+$61K
Net Calls Change
+$84K

Top Buyers

1
2L
1
22NW LP
Washington
$7.59M
2
WSL
2
Western Standard LLC
California
$2.96M
3
NM
3
Newtyn Management
New York
$7.96M
4
Dimensional Fund Advisors
4
Dimensional Fund Advisors
Texas
$4.55M
5
Invesco
5
Invesco
Georgia
$404K

Top Sellers

1
BI
1
BVF Inc
California
$0
2
SC
2
Sepio Capital
Utah
$0
3
CC
3
Clearline Capital
New York
$0
4
JGC
4
J. Goldman & Co
New York
$0
5
Federated Hermes
5
Federated Hermes
Pennsylvania
$59K
Name Market Value Shares Shares
Change 		Shares
Change %
NM
1
Newtyn Management
New York
$7.96M 1,144,583 +255,963 +29%
2L
2
22NW LP
Washington
$7.59M 1,092,263 +342,961 +46%
Dimensional Fund Advisors
3
Dimensional Fund Advisors
Texas
$4.55M 653,992 +83,174 +15%
WSL
4
Western Standard LLC
California
$2.96M 425,359 +274,996 +183%
TCIM
5
TIAA CREF Investment Management
New York
$2.8M 402,457 – –
BlackRock
6
BlackRock
New York
$1.77M 254,831 -1,344 -0.5%
Vanguard Group
7
Vanguard Group
Pennsylvania
$1.56M 224,930 +6,173 +3%
WIM
8
Wittenberg Investment Management
Massachusetts
$1.5M 216,118 -6,349 -3%
Connor, Clark & Lunn Investment Management (CC&L)
9
Connor, Clark & Lunn Investment Management (CC&L)
British Columbia, Canada
$1.12M 161,774 -7,300 -4%
D.E. Shaw & Co
10
D.E. Shaw & Co
New York
$741K 106,643 +51,519 +93%
Northern Trust
11
Northern Trust
Illinois
$563K 81,048 +20,631 +34%
Geode Capital Management
12
Geode Capital Management
Massachusetts
$562K 80,898 -2,889 -3%
OAM
13
Oxford Asset Management
United Kingdom
$484K 69,630 -12,659 -15%
YCM
14
Yakira Capital Management
Connecticut
$465K 66,934 – –
Invesco
15
Invesco
Georgia
$404K 58,075 +58,075 New
CC
16
Cannell & Co
New York
$347K 49,960 – –
Two Sigma Investments
17
Two Sigma Investments
New York
$344K 49,483 -23,394 -32%
JPMorgan Chase & Co
18
JPMorgan Chase & Co
New York
$232K 33,370 -22,564 -40%
Deutsche Bank
19
Deutsche Bank
Germany
$204K 29,546 +1,600 +6%
LPIC
20
LeJeune Puetz Investment Counsel
Michigan
$186K 4,200 – –
BCM
21
Bridgeway Capital Management
Texas
$186K 26,700 +26,700 New
Goldman Sachs
22
Goldman Sachs
New York
$184K 26,414 -81 -0.3%
Acadian Asset Management
23
Acadian Asset Management
Massachusetts
$174K 25,058 +22,734 +978%
Jacobs Levy Equity Management
24
Jacobs Levy Equity Management
New Jersey
$169K 24,300 -17,905 -42%
Bank of New York Mellon
25
Bank of New York Mellon
New York
$123K 17,631 -624 -3%
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