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MACK

Merrimack Pharmaceuticals, Inc.

Delisted

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

41 hedge funds and large institutions have $30M invested in Merrimack Pharmaceuticals, Inc. in 2022 Q3 according to their latest regulatory filings, with 2 funds opening new positions, 8 increasing their positions, 14 reducing their positions, and 4 closing their positions.

New
Increased
Maintained
Reduced
Closed

50% more call options, than puts

Call options by funds: $203K | Put options by funds: $135K

0% more funds holding in top 10

Funds holding in top 10: 11 (0)

5% less funds holding

Funds holding: 4341 (-2)

38% less capital invested

Capital invested by funds: $48.1M → $30M (-$18M)

43% less repeat investments, than reductions

Existing positions increased: 8 | Existing positions reduced: 14

50% less first-time investments, than exits

New positions opened: 2 | Existing positions closed: 4

Holders
41
Holders Change
-2
Holders Change %
-4.65%
% of All Funds
0.71%
Holding in Top 10
1
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
0.02%
New
2
Increased
8
Reduced
14
Closed
4
Calls
$203K
Puts
$135K
Net Calls
+$68K
Net Calls Change
+$234K
Name Holding Trade Value Shares
Change
Change in
Stake
NM
1
Newtyn Management
New York
$6.63M +$42K +9,089 +0.5%
2L
2
22NW LP
Washington
$4.62M -$50.2K -10,882 -0.9%
WSL
3
Western Standard LLC
California
$4.4M -$448K -97,095 -8%
Point72 Asset Management
4
Point72 Asset Management
Connecticut
$4.13M +$3.54M +765,886 +229%
Vanguard Group
5
Vanguard Group
Pennsylvania
$2.28M -$1.85K -400 -0.1%
Dimensional Fund Advisors
6
Dimensional Fund Advisors
Texas
$1.77M -$20.3K -4,407 -0.9%
NCM
7
Nantahala Capital Management
Connecticut
$1.61M -$286K -61,913 -13%
SC
8
Sepio Capital
Utah
$1.1M -$100K -21,768 -7%
BlackRock
9
BlackRock
New York
$775K -$4.3K -932 -0.4%
WIM
10
Wittenberg Investment Management
Massachusetts
$708K
YCM
11
Yakira Capital Management
Connecticut
$434K
Geode Capital Management
12
Geode Capital Management
Massachusetts
$378K
State Street
13
State Street
Massachusetts
$175K
Susquehanna International Group
14
Susquehanna International Group
Pennsylvania
$156K +$13.3K +2,871 +7%
Bank of New York Mellon
15
Bank of New York Mellon
New York
$153K
BCM
16
Bridgeway Capital Management
Texas
$128K -$115K -25,000 -42%
Northern Trust
17
Northern Trust
Illinois
$90K +$817 +177 +0.7%
Two Sigma Investments
18
Two Sigma Investments
New York
$81K -$15.7K -3,400 -14%
Belvedere Trading
19
Belvedere Trading
Illinois
$77K +$92.6K +20,052 New
Two Sigma Advisers
20
Two Sigma Advisers
New York
$70K -$1.39K -300 -2%
Brown Advisory
21
Brown Advisory
Maryland
$56K
Citadel Advisors
22
Citadel Advisors
Florida
$51K -$11.5K -2,493 -15%
Group One Trading
23
Group One Trading
Illinois
$45K -$16.7K -3,625 -23%
Simplex Trading
24
Simplex Trading
Illinois
$32K -$128K -27,776 -76%
Morgan Stanley
25
Morgan Stanley
New York
$25K -$3.9K -844 -11%

MACK Hedge Fund Activity: Q3 2022 in Review

41 of the 5,805 institutional investors tracked by Wall St. Rank reported a position in Merrimack Pharmaceuticals, Inc. (MACK) for Q3 2022, worth a combined $30M — down 38% from $48.1M a quarter earlier.

Sellers outnumbered buyers: 4 funds closed out of MACK and 2 opened new positions — a net loss of 2 holders — while 14 trimmed existing stakes and 8 added.

The largest buyer was Point72 Asset Management, adding an estimated $3.54M. The largest seller was Bronte Capital Management, exiting entirely with an estimated $3.44M sold.

  • 41 institutional investors held Merrimack Pharmaceuticals, Inc. (MACK) as of Q3 2022, down from 43 in Q2 2022.
  • Funds reported $30M of Merrimack Pharmaceuticals, Inc. stock for Q3 2022, down 38% quarter-over-quarter.
  • 2 funds opened new Merrimack Pharmaceuticals, Inc. positions in Q3 2022 and 4 closed out, a net change of -2 holders.
  • The largest Merrimack Pharmaceuticals, Inc. buyer in Q3 2022 was Point72 Asset Management, an estimated $3.54M added.
  • The largest Merrimack Pharmaceuticals, Inc. seller in Q3 2022 was Bronte Capital Management, an estimated $3.44M sold.

Based on aggregated 13F filings for Q3 2022.