MACK

Merrimack Pharmaceuticals, Inc.
MACK

Overview Fund Activity
Delisted

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

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136 hedge funds and large institutions have $415M invested in Merrimack Pharmaceuticals, Inc. in 2016 Q4 according to their latest regulatory filings, with 21 funds opening new positions, 40 increasing their positions, 42 reducing their positions, and 13 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
136
Holders Change
+8
Holders Change %
+6.25%
% of All Funds
3.41%
Holding in Top 10
1
Holding in Top 10 Change
+1
Holding in Top 10 Change %
%
% of All Funds
0.03%
New
21
Increased
40
Reduced
42
Closed
13
Calls
$1.17M
Puts
$2.88M
Net Calls
-$1.72M
Net Calls Change
-$1.09M

Top Buyers

1
CCM
1
Consonance Capital Management
New York
$37M
2
Franklin Resources
2
Franklin Resources
California
$16.2M
3
GPP
3
Great Point Partners
Connecticut
$20.4M
4
State Street
4
State Street
Massachusetts
$21.8M
5
BFA
5
BlackRock Fund Advisors
California
$27.9M

Top Sellers

1
PI
1
Putnam Investments
Massachusetts
$730K
2
Millennium Management
2
Millennium Management
New York
$507K
3
Balyasny Asset Management
3
Balyasny Asset Management
Illinois
$1.01M
4
PCM
4
Portolan Capital Management
Massachusetts
$0
5
TCM
5
Tekla Capital Management
Massachusetts
$0
Name Holding Trade Value Shares
Change 		Shares
Change %
NFA
51
Nationwide Fund Advisors
Ohio
$459K -$16.9K -525 -4%
ProShare Advisors
52
ProShare Advisors
Maryland
$429K +$47.9K +1,493 +13%
JPMPWA
53
J.P. Morgan Private Wealth Advisors
California
$392K -$180K -5,592 -31%
Allianz Asset Management
54
Allianz Asset Management
Germany
$366K – – –
MLICM
55
Metropolitan Life Insurance Company (MetLife)
New York
$357K -$23.2K -723 -6%
California Public Employees Retirement System
56
California Public Employees Retirement System
California
$354K – – –
Manulife (Manufacturers Life Insurance)
57
Manulife (Manufacturers Life Insurance)
Ontario, Canada
$347K +$2.28K +71 +0.7%
Wells Fargo
58
Wells Fargo
California
$347K +$130K +4,048 +60%
GBA
59
Garrison Bradford & Associates
New York
$317K -$20.4K -635 -6%
BG
60
BlackRock Group
United Kingdom
$298K +$42.8K +1,339 +17%
AIG
61
American International Group
New York
$286K -$737 -23 -0.3%
SG Americas Securities
62
SG Americas Securities
New York
$258K +$177K +5,498 +217%
WMSA
63
Weiss Multi-Strategy Advisers
New York
$253K +$102K +3,177 +68%
Simplex Trading
64
Simplex Trading
Illinois
$250K -$52.2K -1,628 -17%
Group One Trading
65
Group One Trading
Illinois
$242K -$14.4K -449 -6%
Barclays
66
Barclays
United Kingdom
$241K -$250K -7,776 -51%
PAG
67
Private Advisor Group
New Jersey
$241K -$61.4K -2,370 -20%
State Board of Administration of Florida Retirement System
68
State Board of Administration of Florida Retirement System
Florida
$222K – – –
SEI Investments
69
SEI Investments
Pennsylvania
$218K +$26K +810 +14%
Bank of America
70
Bank of America
North Carolina
$208K -$452K -14,106 -68%
VOYA Investment Management
71
VOYA Investment Management
Georgia
$208K – – –
PA
72
Perceptive Advisors
New York
$200K – – –
Tudor Investment Corp
73
Tudor Investment Corp
Connecticut
$184K +$184K +5,746 New
RJA
74
Raymond James & Associates
Florida
$181K -$10.2K -318 -5%
BC
75
Birchview Capital
Vermont
$180K – – –
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3
4 5