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PLMK

Plum Acquisition Corp IV

41 hedge funds and large institutions have $168M invested in Plum Acquisition Corp IV in 2025 Q2 according to their latest regulatory filings, with 13 funds opening new positions, 9 increasing their positions, 5 reducing their positions, and 6 closing their positions.

New
Increased
Maintained
Reduced
Closed

117% more first-time investments, than exits

New positions opened: 13 | Existing positions closed: 6

80% more repeat investments, than reductions

Existing positions increased: 9 | Existing positions reduced: 5

23% more capital invested

Capital invested by funds: $137M → $168M (+$31.3M)

21% more funds holding

Funds holding: 3441 (+7)

15.22% more ownership

Funds ownership: 73.62%88.84% (+15%)

Holders
41
Holders Change
+7
Holders Change %
+20.59%
% of All Funds
0.54%
Holding in Top 10
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
13
Increased
9
Reduced
5
Closed
6
Calls
$35K
Puts
Net Calls
+$35K
Net Calls Change
+$35K
Name Holding Trade Value Shares
Change
Change in
Stake
WCMNY
1
Westchester Capital Management (New York)
New York
$12.6M +$4.31M +425,000 +53%
AA
2
AQR Arbitrage
Connecticut
$9.89M
Hudson Bay Capital Management
3
Hudson Bay Capital Management
Connecticut
$8.76M
GCL
4
Glazer Capital LLC
New York
$7.91M -$44.1K -4,347 -0.6%
WRBC
5
W.R. Berkley Corp
Connecticut
$7.9M +$2.02M +199,045 +35%
LA
6
Linden Advisors
New York
$7.21M
CCM
7
Context Capital Management
California
$7.2M
TCM
8
Tenor Capital Management
New York
$7.2M
KIM
9
Karpus Investment Management
New York
$7.04M +$2.38M +234,625 +52%
D.E. Shaw & Co
10
D.E. Shaw & Co
New York
$6.7M
AC
11
Aristeia Capital
Connecticut
$6.69M +$5.59M +551,175 +551%
FTCM
12
First Trust Capital Management
Illinois
$6.68M +$2.54M +250,000 +63%
WAM
13
Wolverine Asset Management
Illinois
$6.68M +$3.12M +308,024 +91%
MSU
14
Mizuho Securities USA
New York
$5.37M +$3.81M +376,142 +250%
AIMCA
15
Alberta Investment Management Corp (AIMCo)
Alberta, Canada
$5.15M +$5.07M +500,000 New
LP
16
LMR Partners
United Kingdom
$5.14M
MF
17
Magnetar Financial
Illinois
$5.14M +$5.07M +500,000 New
Two Sigma Investments
18
Two Sigma Investments
New York
$5.12M
PAMP
19
Polar Asset Management Partners
Ontario, Canada
$4.11M -$3.04M -300,000 -43%
PC
20
Periscope Capital
Ontario, Canada
$3.85M
Goldman Sachs
21
Goldman Sachs
New York
$3.49M
RCM
22
Radcliffe Capital Management
Pennsylvania
$3.2M +$3.16M +311,355 New
Verition Fund Management
23
Verition Fund Management
Connecticut
$2.61M -$439K -43,283 -15%
HCM
24
Heights Capital Management
California
$2.58M +$2.54M +250,000 New
JG
25
Jain Global
New York
$2.58M +$2.54M +250,000 New

PLMK Hedge Fund Activity: Q2 2025 in Review

41 of the 7,596 institutional investors tracked by Wall St. Rank reported a position in Plum Acquisition Corp IV (PLMK) for Q2 2025, worth a combined $168M — up 23% from $137M a quarter earlier.

Buyers outnumbered sellers: 13 funds opened new PLMK positions and 6 closed out — a net gain of 7 holders — while 9 added to existing stakes and 5 trimmed.

The largest buyer was Aristeia Capital, adding an estimated $5.59M. The largest seller was Healthcare of Ontario Pension Plan (HOOPP) Trust Fund, exiting entirely with an estimated $10M sold.

  • 41 institutional investors held Plum Acquisition Corp IV (PLMK) as of Q2 2025, up from 34 in Q1 2025.
  • Funds reported $168M of Plum Acquisition Corp IV stock for Q2 2025, up 23% quarter-over-quarter.
  • 13 funds opened new Plum Acquisition Corp IV positions in Q2 2025 and 6 closed out, a net change of +7 holders.
  • The largest Plum Acquisition Corp IV buyer in Q2 2025 was Aristeia Capital, an estimated $5.59M added.
  • The largest Plum Acquisition Corp IV seller in Q2 2025 was Healthcare of Ontario Pension Plan (HOOPP) Trust Fund, an estimated $10M sold.

Based on aggregated 13F filings for Q2 2025.