MACK

Merrimack Pharmaceuticals, Inc.
MACK

Overview Fund Activity
Delisted

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

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70 hedge funds and large institutions have $137M invested in Merrimack Pharmaceuticals, Inc. in 2024 Q1 according to their latest regulatory filings, with 12 funds opening new positions, 15 increasing their positions, 21 reducing their positions, and 9 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
70
Holders Change
+3
Holders Change %
+4.48%
% of All Funds
1.01%
Holding in Top 10
3
Holding in Top 10 Change
-1
Holding in Top 10 Change %
-25%
% of All Funds
0.04%
New
12
Increased
15
Reduced
21
Closed
9
Calls
$1.87M
Puts
$47K
Net Calls
+$1.82M
Net Calls Change
+$218K

Top Buyers

1
ACM
1
ADAR1 Capital Management
Texas
$13.3M
2
Invesco
2
Invesco
Georgia
$4.09M
3
Renaissance Technologies
3
Renaissance Technologies
New York
$2.4M
4
YCM
4
Yakira Capital Management
Connecticut
$1.78M
5
State Street
5
State Street
Massachusetts
$3.65M

Top Sellers

1
SCM
1
Sio Capital Management
New York
$0
2
ICM
2
Indaba Capital Management
California
$0
3
Morgan Stanley
3
Morgan Stanley
New York
$583K
4
MAP
4
Madison Avenue Partners
New York
$5.72M
5
RA
5
Rosalind Advisors
Ontario, Canada
$0
Name Holding Trade Value Shares
Change 		Shares
Change %
Citadel Advisors
51
Citadel Advisors
Florida
$6.56K +$6.56K +444 New
Royal Bank of Canada
52
Royal Bank of Canada
Ontario, Canada
$6K -$42.1K -3,053 -88%
Deutsche Bank
53
Deutsche Bank
Germany
$5.66K -$8.8K -596 -61%
AB
54
Amalgamated Bank
New York
$5K -$16K -1,129 -76%
SSB
55
Sandy Spring Bank
Maryland
$4.43K – – –
Kayne Anderson Rudnick Investment Management
56
Kayne Anderson Rudnick Investment Management
California
$4.43K – – –
TRCT
57
Tower Research Capital (TRC)
New York
$4.14K -$14.6K -986 -78%
RA
58
Rise Advisors
New York
$4.01K – – –
CPG
59
Cornerstone Planning Group
New Jersey
$3.47K +$3.47K +231 New
PNC Financial Services Group
60
PNC Financial Services Group
Pennsylvania
$2.44K +$2.32K +157 +1,963%
TFGT
61
TS Financial Group (TSFG)
Illinois
$2K – – –
C
62
Covestor
United Kingdom
$2K – – –
PIS
63
POM Investment Strategies
North Carolina
$1.02K +$1.02K +69 New
HCM
64
Horrell Capital Management
Arkansas
$1K – – –
AAG
65
Armstrong Advisory Group
Massachusetts
$604 – – –
Nisa Investment Advisors
66
Nisa Investment Advisors
Missouri
$222 – – –
GI
67
GAMMA Investing
California
$30 – – –
AWM
68
Avior Wealth Management
Nebraska
$29 +$29 +2 New
SCM
69
Sio Capital Management
New York
– -$3.87M -288,466 Closed
ICM
70
Indaba Capital Management
California
– -$3M -223,459 Closed
RA
71
Rosalind Advisors
Ontario, Canada
– -$805K -60,000 Closed
KCM
72
Kennedy Capital Management
Missouri
– -$620K -46,202 Closed
Allspring Global Investments
73
Allspring Global Investments
North Carolina
– -$159K -11,827 Closed
A
74
AJOVista
Massachusetts
– -$20.7K -1,544 Closed
HT
75
Headlands Technologies
Illinois
– -$4.02K -300 Closed
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