MACK

Merrimack Pharmaceuticals, Inc.
MACK

Overview Fund Activity
Delisted

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

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93 hedge funds and large institutions have $272M invested in Merrimack Pharmaceuticals, Inc. in 2013 Q4 according to their latest regulatory filings, with 18 funds opening new positions, 29 increasing their positions, 27 reducing their positions, and 20 closing their positions.

Holders
93
Holders Change
-2
Holders Change %
-2.11%
% of All Funds
2.7%
Holding in Top 10
–
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
–
New
18
Increased
29
Reduced
27
Closed
20
Calls
$2.5M
Puts
$731K
Net Calls
+$1.77M
Net Calls Change
+$1.79M

Top Buyers

1
Jennison Associates
1
Jennison Associates
New York
$34.9M
2
Balyasny Asset Management
2
Balyasny Asset Management
Illinois
$5.74M
3
Morgan Stanley
3
Morgan Stanley
New York
$5.28M
4
Susquehanna International Group
4
Susquehanna International Group
Pennsylvania
$4.36M
5
Fuller & Thaler Asset Management
5
Fuller & Thaler Asset Management
California
$3.12M

Top Sellers

1
CS
1
Credit Suisse
Switzerland
$4.37M
2
T. Rowe Price Associates
2
T. Rowe Price Associates
Maryland
$80K
3
Westfield Capital Management
3
Westfield Capital Management
Massachusetts
$0
4
O
4
OppenheimerFunds
New York
$0
5
MF
5
Magnetar Financial
Illinois
$6.55M
Name Market Value Shares Shares
Change 		Shares
Change %
PI
26
Putnam Investments
Massachusetts
$1.62M 38,458 +328 +0.9%
William Blair & Company
27
William Blair & Company
Illinois
$1.49M 35,347 +35,347 New
BIM
28
BlackRock Investment Management
Delaware
$1.43M 33,964 -607 -2%
Charles Schwab
29
Charles Schwab
California
$1.28M 30,519 +2,570 +9%
CT
30
Cambridge Trust
Massachusetts
$1.23M 29,233 -509 -2%
Millennium Management
31
Millennium Management
New York
$1.04M 24,867 +731 +3%
U
32
UBS
Switzerland
$938K 22,370 +3,178 +17%
California State Teachers Retirement System (CalSTRS)
33
California State Teachers Retirement System (CalSTRS)
California
$934K 22,235 +267 +1%
Goldman Sachs
34
Goldman Sachs
New York
$920K 21,929 +1,310 +6%
TA
35
Teachers Advisors
New York
$848K 20,192 +1,281 +7%
WMSA
36
Weiss Multi-Strategy Advisers
New York
$693K 16,523 +6,355 +63%
Brown Advisory
37
Brown Advisory
Maryland
$619K 14,763 – –
AllianceBernstein
38
AllianceBernstein
Tennessee
$577K 13,731 -6,826 -33%
GBA
39
Garrison Bradford & Associates
New York
$522K 12,456 – –
Swiss National Bank
40
Swiss National Bank
Switzerland
$493K 11,744 – –
VOYA Investment Management
41
VOYA Investment Management
Georgia
$467K 11,118 +2,804 +34%
SIP
42
Stoneridge Investment Partners
Pennsylvania
$445K 10,616 – –
RhumbLine Advisers
43
RhumbLine Advisers
Massachusetts
$428K 10,192 -420 -4%
JEW
44
Jamison Eaton & Wood
New Jersey
$415K 9,886 +4,067 +70%
KCM
45
Knoll Capital Management
Florida
$400K 9,533 +9,533 New
NFA
46
Nationwide Fund Advisors
Ohio
$399K 9,496 -244 -3%
MLICM
47
Metropolitan Life Insurance Company (MetLife)
New York
$396K 9,434 – –
IAM
48
Integre Asset Management
New York
$368K 8,782 +8,782 New
SIM
49
SSI Investment Management
California
$365K 8,696 +8,696 New
AIG
50
American International Group
New York
$348K 8,278 +409 +5%
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