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MACK

Merrimack Pharmaceuticals, Inc.

Delisted

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

48 hedge funds and large institutions have $22M invested in Merrimack Pharmaceuticals, Inc. in 2019 Q4 according to their latest regulatory filings, with 5 funds opening new positions, 8 increasing their positions, 15 reducing their positions, and 4 closing their positions.

New
Increased
Maintained
Reduced
Closed

25% more first-time investments, than exits

New positions opened: 5 | Existing positions closed: 4

2% more funds holding

Funds holding: 4748 (+1)

25% less call options, than puts

Call options by funds: $160K | Put options by funds: $214K

26% less capital invested

Capital invested by funds: $29.9M → $22M (-$7.84M)

47% less repeat investments, than reductions

Existing positions increased: 8 | Existing positions reduced: 15

100% less funds holding in top 10

Funds holding in top 10: 10 (-1)

Holders
48
Holders Change
+1
Holders Change %
+2.13%
% of All Funds
0.95%
Holding in Top 10
Holding in Top 10 Change
-1
Holding in Top 10 Change %
-100%
% of All Funds
New
5
Increased
8
Reduced
15
Closed
4
Calls
$160K
Puts
$214K
Net Calls
-$54K
Net Calls Change
-$154K
Name Holding Trade Value Shares
Change
Change in
Stake
2L
1
22NW LP
Washington
$3.91M
NM
2
Newtyn Management
New York
$3.69M
WSL
3
Western Standard LLC
California
$2.65M
NCM
4
Nantahala Capital Management
Connecticut
$2.35M
Dimensional Fund Advisors
5
Dimensional Fund Advisors
Texas
$2.12M +$27.4K +6,830 +1%
Vanguard Group
6
Vanguard Group
Pennsylvania
$1.58M +$32K +8,000 +2%
SC
7
Sepio Capital
Utah
$1.25M +$668K +166,708 +73%
BlackRock
8
BlackRock
New York
$783K -$677 -169 -0.1%
WIM
9
Wittenberg Investment Management
Massachusetts
$587K +$4.33K +1,080 +0.6%
Susquehanna International Group
10
Susquehanna International Group
Pennsylvania
$465K +$591K +147,477 New
Connor, Clark & Lunn Investment Management (CC&L)
11
Connor, Clark & Lunn Investment Management (CC&L)
British Columbia, Canada
$337K
Geode Capital Management
12
Geode Capital Management
Massachusetts
$255K +$997 +249 +0.3%
Northern Trust
13
Northern Trust
Illinois
$251K -$581 -145 -0.2%
LA
14
LVW Advisors
New York
$223K +$9.21K +2,300 +3%
LPIC
15
LeJeune Puetz Investment Counsel
Michigan
$211K
YCM
16
Yakira Capital Management
Connecticut
$211K
BCM
17
Bridgeway Capital Management
Texas
$194K
Invesco
18
Invesco
Georgia
$160K -$13.4K -3,344 -6%
Jacobs Levy Equity Management
19
Jacobs Levy Equity Management
New Jersey
$133K
Renaissance Technologies
20
Renaissance Technologies
New York
$107K +$136K +33,961 New
Group One Trading
21
Group One Trading
Illinois
$71K +$90.6K +22,621 New
Deutsche Bank
22
Deutsche Bank
Germany
$65K -$18K -4,491 -18%
Two Sigma Investments
23
Two Sigma Investments
New York
$59K -$14.4K -3,600 -16%
Bank of New York Mellon
24
Bank of New York Mellon
New York
$56K
Brown Advisory
25
Brown Advisory
Maryland
$47K

MACK Hedge Fund Activity: Q4 2019 in Review

48 of the 5,075 institutional investors tracked by Wall St. Rank reported a position in Merrimack Pharmaceuticals, Inc. (MACK) for Q4 2019, worth a combined $22M — down 26% from $29.9M a quarter earlier.

Buyers outnumbered sellers: 5 funds opened new MACK positions and 4 closed out — a net gain of 1 holder — while 8 added to existing stakes and 15 trimmed.

The largest buyer was Sepio Capital, adding an estimated $668K. The largest seller was Campbell & Co Investment Adviser, exiting entirely with an estimated $111K sold.

  • 48 institutional investors held Merrimack Pharmaceuticals, Inc. (MACK) as of Q4 2019, up from 47 in Q3 2019.
  • Funds reported $22M of Merrimack Pharmaceuticals, Inc. stock for Q4 2019, down 26% quarter-over-quarter.
  • 5 funds opened new Merrimack Pharmaceuticals, Inc. positions in Q4 2019 and 4 closed out, a net change of +1 holder.
  • The largest Merrimack Pharmaceuticals, Inc. buyer in Q4 2019 was Sepio Capital, an estimated $668K added.
  • The largest Merrimack Pharmaceuticals, Inc. seller in Q4 2019 was Campbell & Co Investment Adviser, an estimated $111K sold.

Based on aggregated 13F filings for Q4 2019.