Daniel Tapiero - Jul 1, 2025 Form 3 Insider Report for 1RT Acquisition Corp. (ONCH)

Role: Chief Executive Officer, Director
Signature: /s/ Daniel Tapiero
Stock symbol: ONCH
Transactions as of: Jul 1, 2025
Transactions value $: $0
Form type: 3
Date filed: 7/1/2025, 09:01 PM
Previous filing: Mar 22, 2023
SEC: View on sec.gov

Reporting Owners (1)

Name	Relationship	Address	Signature	Signature date	CIK
Tapiero Daniel M.	Chief Executive Officer, Director	C/O 1RT ACQUISITION CORP., 205 WEST 28TH STREET, 2ND FLOOR SUITE C, NEW YORK	/s/ Daniel Tapiero	2025-07-01	0001848068

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Underlying Class	Amount	Exercise Price	Ownership	Footnotes
holding	ONCH	Class B Ordinary Shares							Jul 1, 2025	Class A Ordinary Shares	4.31M		See footnote	F1, F2

* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id	Content
F1	As described in the registration statement on Form S-1 (File No. 333-287941) of 1RT Acquisition Corp. (the "Issuer") under the heading "Description of Securities--Founder Shares," the shares of Class B ordinary shares will automatically convert into shares of Class A ordinary shares at the time of the Issuer's initial business combination, or at any time prior to the Issuer's initial business combination, at the option of the holder, on a one-for-one basis, subject to certain adjustments. The Class B ordinary shares have no expiration date.
F2	Interests shown are directly held by 1RT Acquisition Sponsor LLC. The members of 1RT Acquisition Sponsor LLC are 1RT DAE Opportunities Fund, LP and 1RT DAE Opportunities Fund-A, LP (the "Funds"). 1RT Partners GP I, LLC is the general partner of the Funds and has voting control over the Funds. Dan Tapiero is the sole member and holds voting control over 1RT Partners GP I, LLC. As a result of the foregoing, Dan Tapiero may be deemed to have beneficial ownership (as determined under Section 13(d) of the Exchange Act) of the securities directly held by 1RT Acquisition Sponsor LLC.

Content

As described in the registration statement on Form S-1 (File No. 333-287941) of 1RT Acquisition Corp. (the "Issuer") under the heading "Description of Securities--Founder Shares," the shares of Class B ordinary shares will automatically convert into shares of Class A ordinary shares at the time of the Issuer's initial business combination, or at any time prior to the Issuer's initial business combination, at the option of the holder, on a one-for-one basis, subject to certain adjustments. The Class B ordinary shares have no expiration date.

Interests shown are directly held by 1RT Acquisition Sponsor LLC. The members of 1RT Acquisition Sponsor LLC are 1RT DAE Opportunities Fund, LP and 1RT DAE Opportunities Fund-A, LP (the "Funds"). 1RT Partners GP I, LLC is the general partner of the Funds and has voting control over the Funds. Dan Tapiero is the sole member and holds voting control over 1RT Partners GP I, LLC. As a result of the foregoing, Dan Tapiero may be deemed to have beneficial ownership (as determined under Section 13(d) of the Exchange Act) of the securities directly held by 1RT Acquisition Sponsor LLC.