Harraden Circle Investments, LLC - 31 Dec 2025 SCHEDULE 13G/A Report for Perimeter Acquisition Corp I Class A Common Stock (PMTR)

Filing Manager
Harraden Circle Investments, LLC
Reporting Manager
Harraden Circle Investments, LLC
Security
Perimeter Acquisition Corp I Class A Common Stock
Symbol
PMTR
Shares outstanding
24,789,849 shares
Disclosed Ownership
2,300,498 shares
Ownership
9.3%
Form type
SCHEDULE 13G/A
Filing time
13 Feb 2026, 18:00:04 UTC
Date of event
31 Dec 2025
SEC
View on sec.gov

Quoteable Key Fact

"Harraden Circle Investments, LLC disclosed 9.3% ownership in Perimeter Acquisition Corp I Class A Common Stock (PMTR) on 31 Dec 2025."

Quick Takeaways

  • Harraden Circle Investments, LLC filed SCHEDULE 13G/A for Perimeter Acquisition Corp I Class A Common Stock (PMTR).
  • Disclosed ownership: 9.3%.
  • Date of event: 31 Dec 2025.

What Changed

  • No earlier schedule filing is available for direct comparison.
  • Current filing was accepted on 13 Feb 2026, 18:00.

Why This Matters

  • This page explains what this Schedule 13D/13G filing tells you before manager-level rows.
  • You can verify ownership claims directly against the original SEC filing.

Source Evidence

Backed by Schedule 13D/13G

Beneficial ownership values are sourced from the original SEC Schedule 13D/13G filing.

See Original Filing

Reporting Managers (8)

Name Ownership Shares Owned sole voting power shared voting power Signature Title CIK
Harraden Circle Investments, LLC 9.3% 2,300,498 0 2,300,498 /s/ Frederick V. Fortmiller, Jr. Frederick V. Fortmiller, Jr., managing member
Harraden Circle Investors GP, LP 9.3% 2,300,498 0 2,300,498 /s/ Frederick V. Fortmiller, Jr. Frederick V. Fortmiller, Jr., managing member; Harraden Circle Investors GP, LLC, general partner
Harraden Circle Investors GP, LLC 9.3% 2,300,498 0 2,300,498 /s/ Frederick V. Fortmiller, Jr. Frederick V. Fortmiller, Jr., managing member
Harraden Circle Investors, LP 4.6% 1,142,231 0 1,142,231 /s/ Frederick V. Fortmiller, Jr. Frederick V. Fortmiller, Jr., managing member; Harraden Circle Investors GP, LLC, general partner; Harraden Circle Investors GP, LP, general partner
Harraden Circle Special Opportunities, LP 2.7% 663,285 0 663,285 /s/ Frederick V. Fortmiller, Jr. Frederick V. Fortmiller, Jr., managing member; Harraden Circle Investors GP, LLC, general partner; Harraden Circle Investors GP, LP, general partner
Harraden Circle Strategic Investments, LP 1.6% 408,153 0 408,153 /s/ Frederick V. Fortmiller, Jr. Frederick V. Fortmiller, Jr., managing member; Harraden Circle Investors GP, LLC, general partner; Harraden Circle Investors GP, LP, general partner
Harraden Circle Concentrated, LP 0.35% 86,829 0 86,829 /s/ Frederick V. Fortmiller, Jr. Frederick V. Fortmiller, Jr., managing member; Harraden Circle Investors GP, LLC, general partner; Harraden Circle Investors GP, LP, general partner
Frederick V. Fortmiller, Jr. 9.3% 2,300,498 0 2,300,498 /s/ Frederick V. Fortmiller, Jr. Frederick V. Fortmiller, Jr.