MACK

Merrimack Pharmaceuticals, Inc.
MACK

Overview Fund Activity
Delisted

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

Back to rankings

102 hedge funds and large institutions have $268M invested in Merrimack Pharmaceuticals, Inc. in 2014 Q1 according to their latest regulatory filings, with 17 funds opening new positions, 37 increasing their positions, 24 reducing their positions, and 7 closing their positions.

Holders
102
Holders Change
+9
Holders Change %
+9.68%
% of All Funds
2.95%
Holding in Top 10
1
Holding in Top 10 Change
+1
Holding in Top 10 Change %
%
% of All Funds
0.03%
New
17
Increased
37
Reduced
24
Closed
7
Calls
$7.52M
Puts
$2.71M
Net Calls
+$4.81M
Net Calls Change
+$3.04M

Top Buyers

1
State Street
1
State Street
Massachusetts
$23.4M
2
PI
2
Putnam Investments
Massachusetts
$5.14M
3
Adage Capital Partners
3
Adage Capital Partners
Massachusetts
$1.51M
4
Vanguard Group
4
Vanguard Group
Pennsylvania
$26.6M
5
Group One Trading
5
Group One Trading
Illinois
$1.2M

Top Sellers

1
MF
1
Magnetar Financial
Illinois
$1.89M
2
Balyasny Asset Management
2
Balyasny Asset Management
Illinois
$1.61M
3
Jennison Associates
3
Jennison Associates
New York
$29.4M
4
CS
4
Credit Suisse
Switzerland
$1.04M
5
Susquehanna International Group
5
Susquehanna International Group
Pennsylvania
$1.33M
Name Market Value Shares Shares
Change 		Shares
Change %
Fidelity Investments
1
Fidelity Investments
Massachusetts
$78.1M 15,487,768 +135,640 +0.9%
Jennison Associates
2
Jennison Associates
New York
$29.4M 5,839,260 -697,396 -11%
Vanguard Group
3
Vanguard Group
Pennsylvania
$26.6M 5,270,626 +290,921 +6%
State Street
4
State Street
Massachusetts
$23.4M 4,641,622 +3,183,145 +218%
BFA
5
BlackRock Fund Advisors
California
$18.4M 3,658,982 +114,706 +3%
Northern Trust
6
Northern Trust
Illinois
$6.35M 1,259,551 -91,644 -7%
BIT
7
BlackRock Institutional Trust
California
$6.15M 1,219,155 +27,217 +2%
Bank of New York Mellon
8
Bank of New York Mellon
New York
$5.3M 1,051,642 +17,255 +2%
PI
9
Putnam Investments
Massachusetts
$5.14M 1,020,532 +717,954 +237%
Morgan Stanley
10
Morgan Stanley
New York
$4.24M 841,507 -148,742 -15%
UBS AM
11
UBS AM
Illinois
$4.06M 804,997 +14,500 +2%
Deutsche Bank
12
Deutsche Bank
Germany
$3.9M 773,622 +70,037 +10%
TCM
13
Tekla Capital Management
Massachusetts
$3.82M 757,050 – –
Fuller & Thaler Asset Management
14
Fuller & Thaler Asset Management
California
$2.65M 524,800 -61,000 -10%
CNB
15
City National Bank
California
$2.63M 520,960 +109,276 +27%
Geode Capital Management
16
Geode Capital Management
Massachusetts
$2.6M 515,085 +50,222 +11%
DCM
17
DAFNA Capital Management
California
$2.6M 514,853 +172,400 +50%
TCIM
18
TIAA CREF Investment Management
New York
$2.33M 462,051 +17,519 +4%
CCA
19
Catalyst Capital Advisors
New York
$1.92M 380,896 +50,000 +15%
William Blair & Company
20
William Blair & Company
Illinois
$1.91M 379,575 +101,475 +36%
JPMorgan Chase & Co
21
JPMorgan Chase & Co
New York
$1.89M 375,080 +32,900 +10%
MF
22
Magnetar Financial
Illinois
$1.89M 375,000 -851,893 -69%
Balyasny Asset Management
23
Balyasny Asset Management
Illinois
$1.61M 319,066 -757,905 -70%
FCM
24
Farallon Capital Management
California
$1.6M 317,316 -488,000 -61%
Millennium Management
25
Millennium Management
New York
$1.55M 307,886 +112,240 +57%
1
2 3 4 5