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AI brief of an SEC Form 8-K · Perimeter Acquisition Corp. I (PMTR)

Perimeter Acquisition Corp. I closes $241.5 million IPO, places proceeds in trust

Neutral Impact 4 of 5 financing Written later

Perimeter Acquisition Corp. I, a blank-check special purpose acquisition company, closed its initial public offering of 24,150,000 units at $10.00 per unit on May 14, 2025, raising $241.5 million in gross proceeds, including full exercise of the underwriter's over-allotment option. The full $241.5 million was placed in a trust account, to be released only on completion of a business combination, redemption after 24 months, or certain shareholder votes, which governs how shareholder capital is held until a deal is made.

Key points

  • IPO of 24,150,000 units at $10.00 per unit, with gross proceeds of $241,500,000 including 3,150,000 over-allotment units
  • Private placement of 638,000 units to the Sponsor at $10.00 per unit, for gross proceeds of $6,380,000
  • $241,500,000 placed in trust; public shares redeemable if no initial business combination within 24 months of the IPO closing
  • Board expanded with five appointments effective May 13, 2025, and director Joseph Valdman resigned on the same date

The filing

CompanyPerimeter Acquisition Corp. I (PMTR)
Form8-K, current report
Filed with the SECMay 14, 2025, 5:10 PM ET
Accession number0001641172-25-010372

Items reported: 1.01 Material Definitive Agreement3.02 Unregistered Equity Sale5.02 Director / Officer Change5.03 Bylaw / Charter Amendment8.01 Other Events

Read the filing on SEC.gov ↗

Written by AI on Nov 9, 2026, 11:46 AM ET, from this filing only. Written later: this filing was briefed after the fact, when past filings were added to the site, so the brief may be read with hindsight; the filing itself is the record of what was known on May 14, 2025.

Briefs are written by AI from the filing text and can contain mistakes — open the filing before acting on anything. Impact (1-5) and tone are the AI's reading of the filing for shareholders, not a price forecast. Not investment advice.