UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

FORM 8-K

CURRENT REPORT

PURSUANT TO SECTION 13 OR 15(d) OF THE
SECURITIES EXCHANGE ACT OF 1934

Date of Report (Date of earliest event reported): ~~May~~June 1413, 2025

Perimeter Acquisition Corp. I

(Exact name of registrant as specified in its charter)

Cayman Islands		001-42642		9998-1843886
(State or other jurisdiction of incorporation)		(Commission File Number)		(IRS Employer Identification No.)

6060 N. Central Express Way, Suite 500 Dallas, Texas 75204

Dallas, Texas 75204

(Address of principal executive offices, including zip code)

Registrant’s telephone number, including area code: (~~214~~512) ~~292~~200-~~6615~~2533

Not Applicable
(Former name or former address, if changed since last report)

Securities registered pursuant to Section 12(b) of the Act:

Title of each class	Trading Symbol(s)	Name of each exchange on which registered
Units, each consisting of one Class A ordinary share, $0.0001 par value, and one-half of one redeemable warrant	PMTRU	The Nasdaq Stock Market LLC
Class A ordinary shares included as part of the units	PMTR	The Nasdaq Stock Market LLC
Redeemable warrants included as part of the units, each whole warrant exercisable for one Class A ordinary share at an exercise price of $11.50	PMTRW	The Nasdaq Stock Market LLC

Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions:

☐	Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)

☐	Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)

☐	Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))

☐	Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§240.12b-2 of this chapter).

Emerging growth company ☒

If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. ☐

Item 8.01.

Other Events.

AsOn ~~previously~~June ~~reported~~13, ~~on May 14,~~ 2025, Perimeter Acquisition Corp. I (the “Company”) ~~consummated~~issued ~~its~~a ~~initial~~press ~~public offering~~release, ~~(“IPO”)~~a copy of ~~24,150,000~~which ~~units~~is ~~(the~~attached ~~“Units”),~~as Exhibit ~~including~~99.1 ~~the~~to ~~issuance~~this ofCurrent ~~3,150,000~~Report ~~Units~~on ~~as a~~Form ~~result~~8-K, ofannouncing that the ~~underwriters’~~holders ~~full exercise~~ of ~~their~~the ~~over-allotment~~Company’s ~~option.~~units ~~Each~~(the ~~Unit~~“Units”) may ~~consists~~elect ofto ~~one~~separately ~~ordinary~~trade ~~share of~~ the ~~Company~~ordinary shares, par value $0.0001 per share (the “Ordinary Shares”), and warrants (the “Warrants”) included in the Units commencing on or about June 20, 2025. Each Unit consists of one Ordinary Share and one-half of one redeemable ~~warrant~~Warrant ofto ~~the~~purchase ~~Company~~one ~~(each~~Ordinary ~~whole~~Share. Any Units not separated will continue to trade on The Nasdaq Global ~~warrant,~~Market aunder the symbol “~~Warrant~~PMTRU”), ~~with~~and ~~each~~the ~~Warrant~~Ordinary ~~entitling~~Shares ~~the~~and ~~holder~~Warrants ~~thereof~~will toseparately ~~purchase~~trade ~~one~~on ~~Ordinary~~The ~~Share~~Nasdaq ~~for~~Global ~~$11.50~~Market ~~per~~under ~~share,~~the ~~subject~~symbols to“PMTR” ~~adjustment~~and “PMTRW”, ~~beginning~~respectively. 30No ~~days~~fractional ~~after~~Warrants ~~the~~will ~~completion~~be issued upon separation of the ~~Company’s~~Units and ~~initial~~only ~~business~~whole ~~combination~~Warrants will trade. ~~The~~Holders of Units ~~were sold~~will atneed ato ~~price~~have oftheir ~~$10.00~~brokers ~~per~~contact ~~Unit,~~Continental ~~generating~~Stock ~~gross~~Transfer ~~proceeds~~& toTrust Company, the Company’s oftransfer ~~$241~~agent,~~500,000~~ in order to separate the Units into Ordinary Shares and Warrants.

Also as previously reported, on May 14, 2025, simultaneously with the closing of the IPO, the Company completed the private sale (the “Private Placement”) of an aggregate of 638,000 Units (the “Private Placement Units”) to Perimeter Acquisition Sponsor LLC at a purchase price of $10.00 per Private Placement Unit, generating gross proceeds to the Company of $6,380,000.

A total of $241,500,000 of the proceeds from the IPO and Private Placement (which amount includes $8,452,500 of the underwriters’ deferred discount) was placed in a U.S.-based trust account maintained by Continental Stock Transfer & Trust Company, acting as trustee.

An audited balance sheet as of May 14, 2025 reflecting receipt of the proceeds upon consummation of the IPO and the Private Placement has been issued by the Company and is included as Exhibit 99.1 to this Current Report on Form 8-K.

Item 9.01

Financial Statements and Exhibits.

(d)

Exhibits

Exhibit No.		Description
99.1		Audited Balance Sheet as of May 14, 2025.
104		Cover Page Interactive Data File (embedded within the Inline XBRL document).

EXHIBIT INDEX

Exhibit No.		Description
99.1		Press Release, dated June 13, 2025.
104		Cover Page Interactive Data File (embedded within the Inline XBRL document).

SIGNATURE

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.

	PERIMETER ACQUISITION CORP. I
	By:	/s/ Joseph Valdman
	Name:	Joseph Valdman
	Title:	Chief Executive Officer and President
Dated: May 20, 2025

	PERIMETER ACQUISITION CORP. I

	By:	/s/ Josef Valdman
	Name:	Josef Valdman
	Title:	Chief Executive Officer and President

3Dated: June 13, 2025

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