MACK

Merrimack Pharmaceuticals, Inc.
MACK

Overview Fund Activity
Delisted

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

Back to rankings

140 hedge funds and large institutions have $467M invested in Merrimack Pharmaceuticals, Inc. in 2016 Q2 according to their latest regulatory filings, with 20 funds opening new positions, 51 increasing their positions, 30 reducing their positions, and 19 closing their positions.

Holders
140
Holders Change
+1
Holders Change %
+0.72%
% of All Funds
3.74%
Holding in Top 10
1
Holding in Top 10 Change
-1
Holding in Top 10 Change %
-50%
% of All Funds
0.03%
New
20
Increased
51
Reduced
30
Closed
19
Calls
$227K
Puts
$754K
Net Calls
-$527K
Net Calls Change
-$1.94M

Top Buyers

1
Millennium Management
1
Millennium Management
New York
$11M
2
Fidelity Investments
2
Fidelity Investments
Massachusetts
$103M
3
Franklin Resources
3
Franklin Resources
California
$7M
4
Vanguard Group
4
Vanguard Group
Pennsylvania
$55M
5
Westfield Capital Management
5
Westfield Capital Management
Massachusetts
$48.9M

Top Sellers

1
CCM
1
Consonance Capital Management
New York
$0
2
UBS AM
2
UBS AM
Illinois
$1.83M
3
PC
3
PointState Capital
New York
$0
4
Connor, Clark & Lunn Investment Management (CC&L)
4
Connor, Clark & Lunn Investment Management (CC&L)
British Columbia, Canada
$589K
5
VOYA Investment Management
5
VOYA Investment Management
Georgia
$275K
Name Market Value Shares Shares
Change 		Shares
Change %
PPSG
76
Princeton Portfolio Strategies Group
New Jersey
$242K 44,861 – –
RJA
77
Raymond James & Associates
Florida
$241K 44,764 -1,900 -4%
BC
78
Birchview Capital
Vermont
$237K 44,000 – –
T. Rowe Price Associates
79
T. Rowe Price Associates
Maryland
$235K 43,600 +11,800 +37%
BG
80
BlackRock Group
United Kingdom
$234K 43,481 -526 -1%
Jacobs Levy Equity Management
81
Jacobs Levy Equity Management
New Jersey
$229K 42,400 +42,400 New
GH
82
GAM Holding
Switzerland
$210K 39,000 +39,000 New
PNC Financial Services Group
83
PNC Financial Services Group
Pennsylvania
$197K 36,522 -203 -0.6%
Public Employees Retirement Association of Colorado
84
Public Employees Retirement Association of Colorado
Colorado
$187K 34,739 -1,193 -3%
Commonwealth Equity Services
85
Commonwealth Equity Services
Massachusetts
$180K 33,431 -2,450 -7%
Balyasny Asset Management
86
Balyasny Asset Management
Illinois
$179K 33,166 +33,166 New
WMSA
87
Weiss Multi-Strategy Advisers
New York
$177K 32,805 -22,195 -40%
MCM
88
Manchester Capital Management
Vermont
$162K 30,000 – –
BlackRock
89
BlackRock
New York
$151K 27,874 +20,002 +254%
LPL Financial
90
LPL Financial
California
$149K 26,103 -21,103 -45%
Citigroup
91
Citigroup
New York
$146K 27,121 -77,886 -74%
Legal & General Group
92
Legal & General Group
United Kingdom
$144K 26,766 – –
HK
93
Horizon Kinetics
New York
$135K 25,000 – –
CSS
94
Cubist Systematic Strategies
Connecticut
$135K 25,128 +14,990 +148%
PPA
95
Parametric Portfolio Associates
Washington
$132K 24,488 +1,712 +8%
Principal Financial Group
96
Principal Financial Group
Iowa
$115K 21,259 +1,010 +5%
AMG
97
Asset Management Group
Connecticut
$105K 19,453 – –
CHAM
98
Clear Harbor Asset Management
Connecticut
$99K 18,300 -300 -2%
Jane Street
99
Jane Street
New York
$96K 17,755 -27,065 -60%
AA
100
Alesco Advisors
New York
$94K 17,532 – –
2 3
4
5 6