MACK

Merrimack Pharmaceuticals, Inc.
MACK

Overview Fund Activity
Delisted

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

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139 hedge funds and large institutions have $703M invested in Merrimack Pharmaceuticals, Inc. in 2016 Q1 according to their latest regulatory filings, with 19 funds opening new positions, 52 increasing their positions, 35 reducing their positions, and 19 closing their positions.

Holders
139
Holders Change
–
Holders Change %
0%
% of All Funds
3.71%
Holding in Top 10
2
Holding in Top 10 Change
+1
Holding in Top 10 Change %
+100%
% of All Funds
0.05%
New
19
Increased
52
Reduced
35
Closed
19
Calls
$2.91M
Puts
$1.49M
Net Calls
+$1.42M
Net Calls Change
+$1.6M

Top Buyers

1
CCM
1
Consonance Capital Management
New York
$49.2M
2
Westfield Capital Management
2
Westfield Capital Management
Massachusetts
$68M
3
Renaissance Technologies
3
Renaissance Technologies
New York
$5.33M
4
PI
4
Putnam Investments
Massachusetts
$22.4M
5
TCIM
5
TIAA CREF Investment Management
New York
$45.7M

Top Sellers

1
Millennium Management
1
Millennium Management
New York
$0
2
Vanguard Group
2
Vanguard Group
Pennsylvania
$77.3M
3
AIMCA
3
Alberta Investment Management Corp (AIMCo)
Alberta, Canada
$1.95M
4
State Street
4
State Street
Massachusetts
$24.9M
5
Connor, Clark & Lunn Investment Management (CC&L)
5
Connor, Clark & Lunn Investment Management (CC&L)
British Columbia, Canada
$4.1M
Name Market Value Shares Shares
Change 		Shares
Change %
Fidelity Investments
1
Fidelity Investments
Massachusetts
$146M 17,409,085 +72,966 +0.4%
Vanguard Group
2
Vanguard Group
Pennsylvania
$77.3M 9,238,227 -1,075,018 -10%
Westfield Capital Management
3
Westfield Capital Management
Massachusetts
$68M 8,127,022 +871,207 +12%
CCM
4
Consonance Capital Management
New York
$49.2M 5,875,171 +5,875,171 New
TCIM
5
TIAA CREF Investment Management
New York
$45.7M 5,465,496 +377,007 +7%
BFA
6
BlackRock Fund Advisors
California
$44.2M 5,283,448 +21,746 +0.4%
State Street
7
State Street
Massachusetts
$24.9M 2,968,888 -462,180 -13%
BIT
8
BlackRock Institutional Trust
California
$23.8M 2,842,035 -62,067 -2%
PI
9
Putnam Investments
Massachusetts
$22.4M 2,670,971 +451,045 +20%
TA
10
Teachers Advisors
New York
$21.2M 2,530,188 -134,763 -5%
LIM
11
Lagoda Investment Management
New York
$19.5M 2,327,599 +115,719 +5%
Deutsche Bank
12
Deutsche Bank
Germany
$15.2M 1,819,617 +64,911 +4%
Northern Trust
13
Northern Trust
Illinois
$11.2M 1,339,018 +30,376 +2%
UBS AM
14
UBS AM
Illinois
$11M 1,308,762 +43,963 +3%
CC
15
Cannell & Co
New York
$9.85M 1,176,978 +125,800 +12%
Morgan Stanley
16
Morgan Stanley
New York
$7.33M 875,504 -142,467 -14%
Royal Bank of Canada
17
Royal Bank of Canada
Ontario, Canada
$6.11M 729,484 +75,187 +11%
Bank of New York Mellon
18
Bank of New York Mellon
New York
$5.53M 660,162 +8,673 +1%
Renaissance Technologies
19
Renaissance Technologies
New York
$5.33M 636,613 +636,613 New
TCM
20
Tekla Capital Management
Massachusetts
$4.77M 569,894 -283,893 -33%
Norges Bank
21
Norges Bank
Norway
$4.41M 527,326 -116,550 -18%
Connor, Clark & Lunn Investment Management (CC&L)
22
Connor, Clark & Lunn Investment Management (CC&L)
British Columbia, Canada
$4.1M 490,200 -385,700 -44%
Charles Schwab
23
Charles Schwab
California
$3.6M 430,069 +21,219 +5%
VOYA Investment Management
24
VOYA Investment Management
Georgia
$3.54M 422,976 -125,285 -23%
GC
25
Guggenheim Capital
Illinois
$3.51M 419,708 -7,768 -2%
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