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PMTR

Perimeter Acquisition Corp I

56 hedge funds and large institutions have $230M invested in Perimeter Acquisition Corp I in 2026 Q2 according to their latest regulatory filings, with 5 funds opening new positions, 9 increasing their positions, 12 reducing their positions, and 1 closing their positions.

New
Increased
Maintained
Reduced
Closed

400% more first-time investments, than exits

New positions opened: 5 | Existing positions closed: 1

8% more funds holding

Funds holding: 5256 (+4)

2% more capital invested

Capital invested by funds: $225M → $230M (+$5.56M)

0.8% more ownership

Funds ownership: 88.44%89.24% (+0.8%)

0% more funds holding in top 10

Funds holding in top 10: 22 (0)

25% less repeat investments, than reductions

Existing positions increased: 9 | Existing positions reduced: 12

Holders
56
Holders Change
+4
Holders Change %
+7.69%
% of All Funds
0.68%
Holding in Top 10
2
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
0.02%
New
5
Increased
9
Reduced
12
Closed
1
Calls
Puts
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
HCI
1
Harraden Circle Investments
New York
$25.4M
FBCM
2
Fort Baker Capital Management
California
$16.4M
AIMCA
3
Alberta Investment Management Corp (AIMCo)
Alberta, Canada
$15.6M
LA
4
Linden Advisors
New York
$15.6M
MF
5
Magnetar Financial
Illinois
$15.6M
MCM
6
Moore Capital Management
New York
$12.5M
GL
7
Governors Lane
New York
$11.6M
MC
8
Meteora Capital
Florida
$9.43M +$2.15M +207,217 +30%
LPC
9
Lineage Point Capital
Florida
$7.29M -$345K -33,364 -5%
SCM
10
Saba Capital Management
New York
$6.77M -$1.6M -154,938 -19%
Toronto Dominion Bank
11
Toronto Dominion Bank
Ontario, Canada
$6.25M -$3.2M -309,356 -34%
Two Sigma Investments
12
Two Sigma Investments
New York
$5.6M
RCM
13
Radcliffe Capital Management
Pennsylvania
$5.43M +$1.89M +182,991 +54%
SC
14
Sculptor Capital
New York
$5.21M
D.E. Shaw & Co
15
D.E. Shaw & Co
New York
$5.21M
GCM
16
Ghisallo Capital Management
Massachusetts
$5.21M
CC
17
Centiva Capital
New York
$4.26M +$740K +71,442 +21%
GCL
18
Glazer Capital LLC
New York
$3.96M
HI
19
HBK Investments
Texas
$3.75M
Healthcare of Ontario Pension Plan (HOOPP) Trust Fund
20
Healthcare of Ontario Pension Plan (HOOPP) Trust Fund
Ontario, Canada
$3.64M
PC
21
Periscope Capital
Ontario, Canada
$3.42M +$49K +4,733 +1%
PMAM
22
Picton Mahoney Asset Management
Ontario, Canada
$3.38M
Millennium Management
23
Millennium Management
New York
$3.28M
KPF
24
K2 Principal Fund
Ontario, Canada
$3.1M
AA
25
AQR Arbitrage
Connecticut
$2.98M +$27.7K +2,676 +0.9%

PMTR Hedge Fund Activity: Q2 2026 in Review

56 of the 8,279 institutional investors tracked by Wall St. Rank reported a position in Perimeter Acquisition Corp I (PMTR) for Q2 2026, worth a combined $230M — up 2.5% from $225M a quarter earlier.

Buyers outnumbered sellers: 5 funds opened new PMTR positions and 1 closed out — a net gain of 4 holders — while 9 added to existing stakes and 12 trimmed.

The largest buyer was Meteora Capital, adding an estimated $2.15M. The largest seller was Toronto Dominion Bank, cutting an estimated $3.2M.

  • 56 institutional investors held Perimeter Acquisition Corp I (PMTR) as of Q2 2026, up from 52 in Q1 2026.
  • Funds reported $230M of Perimeter Acquisition Corp I stock for Q2 2026, up 2.5% quarter-over-quarter.
  • 5 funds opened new Perimeter Acquisition Corp I positions in Q2 2026 and 1 closed out, a net change of +4 holders.
  • The largest Perimeter Acquisition Corp I buyer in Q2 2026 was Meteora Capital, an estimated $2.15M added.
  • The largest Perimeter Acquisition Corp I seller in Q2 2026 was Toronto Dominion Bank, an estimated $3.2M sold.

Based on aggregated 13F filings for Q2 2026.