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MACK

Merrimack Pharmaceuticals, Inc.

Delisted

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

36 hedge funds and large institutions have $20.7M invested in Merrimack Pharmaceuticals, Inc. in 2020 Q2 according to their latest regulatory filings, with 3 funds opening new positions, 5 increasing their positions, 10 reducing their positions, and 4 closing their positions.

New
Increased
Maintained
Reduced
Closed

47% more capital invested

Capital invested by funds: $14.1M → $20.7M (+$6.65M)

3% less funds holding

Funds holding: 3736 (-1)

25% less first-time investments, than exits

New positions opened: 3 | Existing positions closed: 4

50% less repeat investments, than reductions

Existing positions increased: 5 | Existing positions reduced: 10

Holders
36
Holders Change
-1
Holders Change %
-2.7%
% of All Funds
0.74%
Holding in Top 10
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
3
Increased
5
Reduced
10
Closed
4
Calls
$367K
Puts
Net Calls
+$367K
Net Calls Change
+$364K
Name Holding Trade Value Shares
Change
Change in
Stake
2L
1
22NW LP
Washington
$4.14M
NM
2
Newtyn Management
New York
$4M +$90.2K +26,440 +2%
WSL
3
Western Standard LLC
California
$2.9M +$90.2K +26,441 +3%
NCM
4
Nantahala Capital Management
Connecticut
$2.49M
Dimensional Fund Advisors
5
Dimensional Fund Advisors
Texas
$1.96M -$193K -56,463 -9%
Vanguard Group
6
Vanguard Group
Pennsylvania
$1.68M
BlackRock
7
BlackRock
New York
$836K +$10.3K +3,012 +1%
SC
8
Sepio Capital
Utah
$701K -$488K -143,110 -40%
WIM
9
Wittenberg Investment Management
Massachusetts
$620K
Geode Capital Management
10
Geode Capital Management
Massachusetts
$270K
YCM
11
Yakira Capital Management
Connecticut
$223K
LPIC
12
LeJeune Puetz Investment Counsel
Michigan
$214K
BCM
13
Bridgeway Capital Management
Texas
$205K
Northern Trust
14
Northern Trust
Illinois
$139K -$129K -37,883 -48%
Susquehanna International Group
15
Susquehanna International Group
Pennsylvania
$137K -$143K -41,858 -50%
Bank of New York Mellon
16
Bank of New York Mellon
New York
$58K +$3 +1 +0%
Brown Advisory
17
Brown Advisory
Maryland
$50K
State Street
18
State Street
Massachusetts
$37K
PAG
19
Private Advisor Group
New Jersey
$25K +$25.8K +7,562 New
Morgan Stanley
20
Morgan Stanley
New York
$12K -$15.1K -4,428 -56%
WB
21
Webster Bank
Connecticut
$10K
WR
22
Watson Rebecca
$10K +$10.5K +3,068 New
PCM
23
Prelude Capital Management
New York
$9K +$9.56K +2,800 New
Bank of America
24
Bank of America
North Carolina
$5K +$246 +72 +5%
JP Morgan Chase
25
JP Morgan Chase
New York
$2K -$35.8K -10,476 -94%

MACK Hedge Fund Activity: Q2 2020 in Review

36 of the 4,877 institutional investors tracked by Wall St. Rank reported a position in Merrimack Pharmaceuticals, Inc. (MACK) for Q2 2020, worth a combined $20.7M — up 47% from $14.1M a quarter earlier.

Sellers outnumbered buyers: 4 funds closed out of MACK and 3 opened new positions — a net loss of 1 holder — while 10 trimmed existing stakes and 5 added.

The largest buyer was Western Standard LLC, adding an estimated $90.2K. The largest seller was Sepio Capital, cutting an estimated $488K.

  • 36 institutional investors held Merrimack Pharmaceuticals, Inc. (MACK) as of Q2 2020, down from 37 in Q1 2020.
  • Funds reported $20.7M of Merrimack Pharmaceuticals, Inc. stock for Q2 2020, up 47% quarter-over-quarter.
  • 3 funds opened new Merrimack Pharmaceuticals, Inc. positions in Q2 2020 and 4 closed out, a net change of -1 holder.
  • The largest Merrimack Pharmaceuticals, Inc. buyer in Q2 2020 was Western Standard LLC, an estimated $90.2K added.
  • The largest Merrimack Pharmaceuticals, Inc. seller in Q2 2020 was Sepio Capital, an estimated $488K sold.

Based on aggregated 13F filings for Q2 2020.