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PMTRU

Perimeter Acquisition Corp I Unit
PMTRU

10 hedge funds and large institutions have $13.4M invested in Perimeter Acquisition Corp I Unit in 2025 Q3 according to their latest regulatory filings, with 1 funds opening new positions, increasing their positions, 5 reducing their positions, and 16 closing their positions.

New
Increased
Maintained
Reduced
Closed

27.02% less ownership

Funds ownership: 34.19% → 7.18% (-27%)

60% less funds holding

Funds holding: 25 → 10 (-15)

79% less capital invested

Capital invested by funds: $64.6M → $13.4M (-$51.2M)

94% less first-time investments, than exits

New positions opened: 1 | Existing positions closed: 16

100% less repeat investments, than reductions

Existing positions increased: 0 | Existing positions reduced: 5

Holders
10
Holders Change
-15
Holders Change %
-60%
% of All Funds
0.13%
Holding in Top 10
–
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
–
New
1
Increased
–
Reduced
5
Closed
16
Calls
–
Puts
–
Net Calls
–
Net Calls Change
–

Top Buyers

Rank Fund Capital Flow
1
Toronto Dominion Bank
Toronto Dominion Bank
Ontario, Canada
+$1.58M

Top Sellers

Rank Fund Capital Flow
1
MCM
Moore Capital Management
New York
-$12.6M
2
GCM
Ghisallo Capital Management
Massachusetts
-$5.24M
3
Millennium Management
Millennium Management
New York
-$4.9M
4
HI
HBK Investments
Texas
-$4.22M
5
AA
AQR Arbitrage
Connecticut
-$4.19M
Name Holding Trade Value Shares
Change 		Change in
Stake
HIM
1
HGC Investment Management
Ontario, Canada
$4M -$404K -38,000 -9%
LP
2
LMR Partners
United Kingdom
$2.57M – – –
JP Morgan Chase
3
JP Morgan Chase
New York
$1.57M -$709K -66,680 -31%
WCMNY
4
Westchester Capital Management (New York)
New York
$1.57M – – –
Millennium Management
5
Millennium Management
New York
$1.54M -$4.9M -460,643 -76%
Toronto Dominion Bank
6
Toronto Dominion Bank
Ontario, Canada
$1.52M +$1.58M +148,200 New
RAM
7
Readystate Asset Management
Illinois
$273K -$163K -15,330 -37%
Parallax Volatility Advisers
8
Parallax Volatility Advisers
California
$159K – – –
PCM
9
PenderFund Capital Management
British Columbia, Canada
$105K – – –
CS
10
Clear Street
New York
$46.6K -$5.06K -476 -10%
MCM
11
Moore Capital Management
New York
– -$12.6M -1,200,000 Closed
GCM
12
Ghisallo Capital Management
Massachusetts
– -$5.24M -500,000 Closed
AA
13
AQR Arbitrage
Connecticut
– -$4.19M -400,000 Closed
HI
14
HBK Investments
Texas
– -$4.22M -400,000 Closed
PMAM
15
Picton Mahoney Asset Management
Ontario, Canada
– -$3.43M -325,000 Closed
COPPSERS
16
Commonwealth of Pennsylvania Public School Employees Retirement System
Pennsylvania
– -$3M -300,000 Closed
SSA
17
Schonfeld Strategic Advisors
New York
– -$2.64M -250,000 Closed
Citigroup
18
Citigroup
New York
– -$2.09M -200,000 Closed
DAM
19
DLD Asset Management
New York
– -$2.1M -199,150 Closed
PC
20
Periscope Capital
Ontario, Canada
– -$1.33M -125,800 Closed
RCM
21
Radcliffe Capital Management
Pennsylvania
– -$1.19M -112,600 Closed
BCM
22
Bluefin Capital Management
New York
– -$1.05M -100,000 Closed
TCM
23
Tenor Capital Management
New York
– -$1.05M -100,000 Closed
WC
24
Wealthspring Capital
New York
– -$1.03M -97,900 Closed
HCM
25
Heights Capital Management
California
– -$747K -71,307 Closed
1
2

PMTRU Hedge Fund Activity: Q3 2025 in Review

10 of the 7,631 institutional investors tracked by Wall St. Rank reported a position in Perimeter Acquisition Corp I Unit (PMTRU) for Q3 2025, worth a combined $13.4M — down 79% from $64.6M a quarter earlier.

Sellers outnumbered buyers: 16 funds closed out of PMTRU and 1 opened new positions — a net loss of 15 holders — while 5 trimmed existing stakes and 0 added.

The largest buyer was Toronto Dominion Bank, opening a new position worth an estimated $1.58M. The largest seller was Moore Capital Management, exiting entirely with an estimated $12.6M sold.

  • 10 institutional investors held Perimeter Acquisition Corp I Unit (PMTRU) as of Q3 2025, down from 25 in Q2 2025.
  • Funds reported $13.4M of Perimeter Acquisition Corp I Unit stock for Q3 2025, down 79% quarter-over-quarter.
  • 1 fund opened new Perimeter Acquisition Corp I Unit positions in Q3 2025 and 16 closed out, a net change of -15 holders.
  • The largest Perimeter Acquisition Corp I Unit buyer in Q3 2025 was Toronto Dominion Bank, an estimated $1.58M added.
  • The largest Perimeter Acquisition Corp I Unit seller in Q3 2025 was Moore Capital Management, an estimated $12.6M sold.

Based on aggregated 13F filings for Q3 2025.