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MACK

Merrimack Pharmaceuticals, Inc.

Delisted

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

38 hedge funds and large institutions have $28M invested in Merrimack Pharmaceuticals, Inc. in 2020 Q3 according to their latest regulatory filings, with 4 funds opening new positions, 8 increasing their positions, 8 reducing their positions, and 2 closing their positions.

New
Increased
Maintained
Reduced
Closed

185% more call options, than puts

Call options by funds: $801K | Put options by funds: $281K

100% more first-time investments, than exits

New positions opened: 4 | Existing positions closed: 2

35% more capital invested

Capital invested by funds: $20.7M → $28M (+$7.24M)

6% more funds holding

Funds holding: 3638 (+2)

0% more repeat investments, than reductions

Existing positions increased: 8 | Existing positions reduced: 8

Holders
38
Holders Change
+2
Holders Change %
+5.56%
% of All Funds
0.77%
Holding in Top 10
1
Holding in Top 10 Change
+1
Holding in Top 10 Change %
% of All Funds
0.02%
New
4
Increased
8
Reduced
8
Closed
2
Calls
$801K
Puts
$281K
Net Calls
+$520K
Net Calls Change
+$153K
Name Holding Trade Value Shares
Change
Change in
Stake
NM
1
Newtyn Management
New York
$5.19M +$356K +96,830 +8%
2L
2
22NW LP
Washington
$4.97M
WSL
3
Western Standard LLC
California
$4.25M +$712K +193,913 +22%
NCM
4
Nantahala Capital Management
Connecticut
$3.01M +$15.8K +4,308 +0.6%
Dimensional Fund Advisors
5
Dimensional Fund Advisors
Texas
$2.27M -$74.4K -20,238 -3%
BCM
6
Bronte Capital Management
Australia
$2.05M +$1.95M +531,510 New
Vanguard Group
7
Vanguard Group
Pennsylvania
$2.01M
BlackRock
8
BlackRock
New York
$1.01M +$6.78K +1,846 +0.7%
SC
9
Sepio Capital
Utah
$779K -$57.9K -15,749 -7%
WIM
10
Wittenberg Investment Management
Massachusetts
$620K
Geode Capital Management
11
Geode Capital Management
Massachusetts
$333K +$8.59K +2,337 +3%
Susquehanna International Group
12
Susquehanna International Group
Pennsylvania
$288K +$113K +30,838 +75%
YCM
13
Yakira Capital Management
Connecticut
$268K
BCM
14
Bridgeway Capital Management
Texas
$247K
LPIC
15
LeJeune Puetz Investment Counsel
Michigan
$211K
Northern Trust
16
Northern Trust
Illinois
$146K -$18.9K -5,154 -12%
LA
17
LVW Advisors
New York
$80K +$73.5K +20,000 New
Bank of New York Mellon
18
Bank of New York Mellon
New York
$70K
Brown Advisory
19
Brown Advisory
Maryland
$60K
State Street
20
State Street
Massachusetts
$45K
Morgan Stanley
21
Morgan Stanley
New York
$15K +$1.31K +357 +10%
WB
22
Webster Bank
Connecticut
$12K
PCM
23
Prelude Capital Management
New York
$11K -$367 -100 -4%
Bank of America
24
Bank of America
North Carolina
$6K -$514 -140 -9%
BWP
25
Baldwin Wealth Partners
Massachusetts
$2K

MACK Hedge Fund Activity: Q3 2020 in Review

38 of the 4,956 institutional investors tracked by Wall St. Rank reported a position in Merrimack Pharmaceuticals, Inc. (MACK) for Q3 2020, worth a combined $28M — up 35% from $20.7M a quarter earlier.

Buyers outnumbered sellers: 4 funds opened new MACK positions and 2 closed out — a net gain of 2 holders — while 8 added to existing stakes and 8 trimmed.

The largest buyer was Bronte Capital Management, opening a new position worth an estimated $1.95M. The largest seller was Dimensional Fund Advisors, cutting an estimated $74.4K.

  • 38 institutional investors held Merrimack Pharmaceuticals, Inc. (MACK) as of Q3 2020, up from 36 in Q2 2020.
  • Funds reported $28M of Merrimack Pharmaceuticals, Inc. stock for Q3 2020, up 35% quarter-over-quarter.
  • 4 funds opened new Merrimack Pharmaceuticals, Inc. positions in Q3 2020 and 2 closed out, a net change of +2 holders.
  • The largest Merrimack Pharmaceuticals, Inc. buyer in Q3 2020 was Bronte Capital Management, an estimated $1.95M added.
  • The largest Merrimack Pharmaceuticals, Inc. seller in Q3 2020 was Dimensional Fund Advisors, an estimated $74.4K sold.

Based on aggregated 13F filings for Q3 2020.