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MACK

Merrimack Pharmaceuticals, Inc.

Delisted

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

2 hedge funds and large institutions have $371K invested in Merrimack Pharmaceuticals, Inc. in 2024 Q4 according to their latest regulatory filings, with 2 funds opening new positions, increasing their positions, reducing their positions, and 2 closing their positions.

New
Increased
Maintained
Reduced
Closed

0% more funds holding

Funds holding: 22 (0)

0% more first-time investments, than exits

New positions opened: 2 | Existing positions closed: 2

Holders
2
Holders Change
Holders Change %
0%
% of All Funds
0.03%
Holding in Top 10
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
2
Increased
Reduced
Closed
2
Calls
Puts
Net Calls
Net Calls Change

Top Buyers

Rank Fund Capital Flow
1
MPWT
MassMutual Private Wealth & Trust
Connecticut
+$371K

Top Sellers

No sellers this quarter
Name Holding Trade Value Shares
Change
Change in
Stake
MPWT
1
MassMutual Private Wealth & Trust
Connecticut
$371K +$371K +24,500 New

MACK Hedge Fund Activity: Q4 2024 in Review

2 of the 7,592 institutional investors tracked by Wall St. Rank reported a position in Merrimack Pharmaceuticals, Inc. (MACK) for Q4 2024, worth a combined $371K.

Fund positioning in MACK was balanced in Q4 2024: 2 funds opened new positions, 2 closed out, 0 added to existing stakes and 0 trimmed.

The largest buyer was MassMutual Private Wealth & Trust, opening a new position worth an estimated $371K.

  • 2 institutional investors held Merrimack Pharmaceuticals, Inc. (MACK) as of Q4 2024, unchanged from Q3 2024.
  • Funds reported $371K of Merrimack Pharmaceuticals, Inc. stock for Q4 2024.
  • 2 funds opened new Merrimack Pharmaceuticals, Inc. positions in Q4 2024 and 2 closed out, a net change of 0 holders.
  • The largest Merrimack Pharmaceuticals, Inc. buyer in Q4 2024 was MassMutual Private Wealth & Trust, an estimated $371K added.

Based on aggregated 13F filings for Q4 2024.