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MACK

Merrimack Pharmaceuticals, Inc.

Delisted

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

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, 36 increasing their positions, 24 reducing their positions, and 7 closing their positions.

New
Increased
Maintained
Reduced
Closed

177% more call options, than puts

Call options by funds: $7.52M | Put options by funds: $2.71M

143% more first-time investments, than exits

New positions opened: 17 | Existing positions closed: 7

50% more repeat investments, than reductions

Existing positions increased: 36 | Existing positions reduced: 24

10% more funds holding

Funds holding: 93102 (+9)

2% less capital invested

Capital invested by funds: $272M → $268M (-$4.32M)

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
36
Reduced
24
Closed
7
Calls
$7.52M
Puts
$2.71M
Net Calls
+$4.81M
Net Calls Change
+$3.04M
Name Holding Trade Value Shares
Change
Change in
Stake
Fidelity Investments
1
Fidelity Investments
Massachusetts
$78.1M +$738K +17,240 +0.9%
Jennison Associates
2
Jennison Associates
New York
$29.4M -$3.79M -88,639 -11%
Vanguard Group
3
Vanguard Group
Pennsylvania
$26.6M +$1.58M +36,976 +6%
State Street
4
State Street
Massachusetts
$23.4M +$17.3M +404,578 +218%
BFA
5
BlackRock Fund Advisors
California
$18.4M +$624K +14,580 +3%
Northern Trust
6
Northern Trust
Illinois
$6.35M -$498K -11,648 -7%
BIT
7
BlackRock Institutional Trust
California
$6.14M +$148K +3,460 +2%
Bank of New York Mellon
8
Bank of New York Mellon
New York
$5.3M +$93.8K +2,193 +2%
PI
9
Putnam Investments
Massachusetts
$5.14M +$3.9M +91,252 +237%
Morgan Stanley
10
Morgan Stanley
New York
$4.24M -$809K -18,905 -15%
UBS AM
11
UBS AM
Illinois
$4.06M +$78.9K +1,843 +2%
Deutsche Bank
12
Deutsche Bank
Germany
$3.9M +$381K +8,901 +10%
TCM
13
Tekla Capital Management
Massachusetts
$3.82M
Fuller & Thaler Asset Management
14
Fuller & Thaler Asset Management
California
$2.65M -$332K -7,753 -10%
CNB
15
City National Bank
California
$2.63M +$594K +13,889 +27%
Geode Capital Management
16
Geode Capital Management
Massachusetts
$2.6M +$273K +6,383 +11%
DCM
17
DAFNA Capital Management
California
$2.6M +$938K +21,912 +50%
TCIM
18
TIAA CREF Investment Management
New York
$2.33M +$95.3K +2,227 +4%
CCA
19
Catalyst Capital Advisors
New York
$1.92M +$272K +6,355 +15%
William Blair & Company
20
William Blair & Company
Illinois
$1.91M +$552K +12,897 +36%
JP Morgan Chase
21
JP Morgan Chase
New York
$1.89M +$179K +4,182 +10%
MF
22
Magnetar Financial
Illinois
$1.89M -$4.63M -108,275 -69%
Balyasny Asset Management
23
Balyasny Asset Management
Illinois
$1.61M -$4.12M -96,330 -70%
FCM
24
Farallon Capital Management
California
$1.6M -$2.65M -62,025 -61%
Millennium Management
25
Millennium Management
New York
$1.55M +$610K +14,265 +57%

MACK Hedge Fund Activity: Q1 2014 in Review

102 of the 3,462 institutional investors tracked by Wall St. Rank reported a position in Merrimack Pharmaceuticals, Inc. (MACK) for Q1 2014, worth a combined $268M — down 1.6% from $272M a quarter earlier.

Buyers outnumbered sellers: 17 funds opened new MACK positions and 7 closed out — a net gain of 10 holders — while 36 added to existing stakes and 24 trimmed.

The largest buyer was State Street, adding an estimated $17.3M. The largest seller was Magnetar Financial, cutting an estimated $4.63M.

  • 102 institutional investors held Merrimack Pharmaceuticals, Inc. (MACK) as of Q1 2014, up from 93 in Q4 2013.
  • Funds reported $268M of Merrimack Pharmaceuticals, Inc. stock for Q1 2014, down 1.6% quarter-over-quarter.
  • 17 funds opened new Merrimack Pharmaceuticals, Inc. positions in Q1 2014 and 7 closed out, a net change of +10 holders.
  • The largest Merrimack Pharmaceuticals, Inc. buyer in Q1 2014 was State Street, an estimated $17.3M added.
  • The largest Merrimack Pharmaceuticals, Inc. seller in Q1 2014 was Magnetar Financial, an estimated $4.63M sold.

Based on aggregated 13F filings for Q1 2014.