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MACK

Merrimack Pharmaceuticals, Inc.

Delisted

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

78 hedge funds and large institutions have $74M invested in Merrimack Pharmaceuticals, Inc. in 2017 Q4 according to their latest regulatory filings, with 22 funds opening new positions, 21 increasing their positions, 20 reducing their positions, and 17 closing their positions.

New
Increased
Maintained
Reduced
Closed

29% more first-time investments, than exits

New positions opened: 22 | Existing positions closed: 17

7% more funds holding

Funds holding: 7378 (+5)

5% more repeat investments, than reductions

Existing positions increased: 21 | Existing positions reduced: 20

24% less capital invested

Capital invested by funds: $96.8M → $74M (-$22.8M)

28% less call options, than puts

Call options by funds: $187K | Put options by funds: $260K

Holders
78
Holders Change
+5
Holders Change %
+6.85%
% of All Funds
1.77%
Holding in Top 10
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
22
Increased
21
Reduced
20
Closed
17
Calls
$187K
Puts
$260K
Net Calls
-$73K
Net Calls Change
-$570K

MACK Hedge Fund Activity: Q4 2017 in Review

78 of the 4,409 institutional investors tracked by Wall St. Rank reported a position in Merrimack Pharmaceuticals, Inc. (MACK) for Q4 2017, worth a combined $74M — down 24% from $96.8M a quarter earlier.

Buyers outnumbered sellers: 22 funds opened new MACK positions and 17 closed out — a net gain of 5 holders — while 21 added to existing stakes and 20 trimmed.

The largest buyer was Dimensional Fund Advisors, adding an estimated $2.08M. The largest seller was BlackRock, cutting an estimated $2.62M.

  • 78 institutional investors held Merrimack Pharmaceuticals, Inc. (MACK) as of Q4 2017, up from 73 in Q3 2017.
  • Funds reported $74M of Merrimack Pharmaceuticals, Inc. stock for Q4 2017, down 24% quarter-over-quarter.
  • 22 funds opened new Merrimack Pharmaceuticals, Inc. positions in Q4 2017 and 17 closed out, a net change of +5 holders.
  • The largest Merrimack Pharmaceuticals, Inc. buyer in Q4 2017 was Dimensional Fund Advisors, an estimated $2.08M added.
  • The largest Merrimack Pharmaceuticals, Inc. seller in Q4 2017 was BlackRock, an estimated $2.62M sold.

Based on aggregated 13F filings for Q4 2017.