# EDGAR Filing Document

**Accession Number:** 0002054272
**File Stem:** 0001213900-25-075904
**Filing Date:** 2025-8
**Character Count:** 13495
**Document Hash:** ab09fe74265a083e9f1eddf30fa66842
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001213900-25-075904.hdr.sgml**: 20250813

**ACCESSION NUMBER**: 0001213900-25-075904

**CONFORMED SUBMISSION TYPE**: SCHEDULE 13G

**PUBLIC DOCUMENT COUNT**: 1

**FILED AS OF DATE**: 20250813

**DATE AS OF CHANGE**: 20250813

**SUBJECT COMPANY**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** 1RT Acquisition Corp.
- **CENTRAL INDEX KEY:** 0002054272
- **STANDARD INDUSTRIAL CLASSIFICATION:** BLANK CHECKS [6770]
- **ORGANIZATION NAME:** 05 Real Estate & Construction
- **EIN:** 000000000
- **STATE OF INCORPORATION:** E9
- **FISCAL YEAR END:** 1231

**FILING VALUES:**
- **FORM TYPE:** SCHEDULE 13G
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 005-95105
- **FILM NUMBER:** 251213631

**BUSINESS ADDRESS:**
- **STREET 1:** PO BOX 309, UGLAND HOUSE
- **CITY:** GRAND CAYMAN
- **STATE:** E9
- **ZIP:** KY1-1104
- **BUSINESS PHONE:** 347-526-2969

**MAIL ADDRESS:**
- **STREET 1:** PO BOX 309, UGLAND HOUSE
- **CITY:** GRAND CAYMAN
- **STATE:** E9
- **ZIP:** KY1-1104
**FILED BY**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** 1RT Acquisition Sponsor LLC
- **CENTRAL INDEX KEY:** 0002054339

**ORGANIZATION NAME:**
- **EIN:** 331579459
- **STATE OF INCORPORATION:** DE

**FILING VALUES:**
- **FORM TYPE:** SCHEDULE 13G

**BUSINESS ADDRESS:**
- **STREET 1:** 205 WEST 28TH STREET, 2ND FLOOR SUITE C
- **CITY:** NEW YORK
- **STATE:** NY
- **ZIP:** 10001
- **BUSINESS PHONE:** 347-526-2969

**MAIL ADDRESS:**
- **STREET 1:** 205 WEST 28TH STREET, 2ND FLOOR SUITE C
- **CITY:** NEW YORK
- **STATE:** NY
- **ZIP:** 10001

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

## SCHEDULE 13G

### Under the Securities Exchange Act of 1934

**Issuer:** 1RT ACQUISITION CORP.

**Title of Class of Securities:** Class A Ordinary Shares, par value $0.0001 per share

**CUSIP Number:** G6757R105

**Date of Event Which Requires Filing of this Statement:** 07/01/2025

**Check the appropriate box to designate the rule pursuant to which this Schedule is filed:**

- [ ] Rule 13d-1(b)

- [ ] Rule 13d-1(c)

- [x] Rule 13d-1(d)

---

| 1. | Names of Reporting Persons<br>1RT Acquisition Sponsor LLC | Names of Reporting Persons<br>1RT Acquisition Sponsor LLC |
|:---|:---|:---|:---|
| 2. | Check the Appropriate Box if a Member of a Group (See Instructions)<br>(a) [ ] (b) [ ] | Check the Appropriate Box if a Member of a Group (See Instructions)<br>(a) [ ] (b) [ ] |
| 3. | SEC Use Only | SEC Use Only |
| 4. | Citizenship or Place of Organization<br>DE | Citizenship or Place of Organization<br>DE |
| Number of<br>Shares<br>Beneficially<br>Owned by<br>Each<br>Reporting<br>Person<br>With | 5. | Sole Voting Power<br>4312500.00 |
| Number of<br>Shares<br>Beneficially<br>Owned by<br>Each<br>Reporting<br>Person<br>With | 6. | Shared Voting Power<br>0.00 |
| Number of<br>Shares<br>Beneficially<br>Owned by<br>Each<br>Reporting<br>Person<br>With | 7. | Sole Dispositive Power<br>4312500.00 |
| Number of<br>Shares<br>Beneficially<br>Owned by<br>Each<br>Reporting<br>Person<br>With | 8. | Shared Dispositive Power<br>0.00 |
| 9. | Aggregate Amount Beneficially Owned by Each Reporting Person<br>4312500.00 | Aggregate Amount Beneficially Owned by Each Reporting Person<br>4312500.00 |
| 10. | Check if the Aggregate Amount in Row (9) Excludes Certain Shares (See Instructions) [ ] | Check if the Aggregate Amount in Row (9) Excludes Certain Shares (See Instructions) [ ] |
| 11. | Percent of Class Represented by Amount in Row (9)<br>20.0% | Percent of Class Represented by Amount in Row (9)<br>20.0% |
| 12. | Type of Reporting Person (See Instructions)<br>OO | Type of Reporting Person (See Instructions)<br>OO |

**Comment for Type of Reporting Person:** The 4,312,500 founder shares referred to in Rows 5, 7, and 9 represent Issuer's Class B ordinary shares, par value $0.0001 per share ("Class B Ordinary Shares") which are automatically convertible into the Issuer's Class A ordinary shares, par value $0.0001 per share ("Class A Ordinary Shares") with or immediately following the Issuer's initial business combination (the "Business Combination") and may be converted at any time prior to the Business Combination at the option of the holder, as more fully described under the heading "Description of Securities--Founder Shares" in the Issuer's Registration Statement on Form S-1 (File No. 333-287941). Dan Tapiero is the sole managing member of 1RT Acquisition Sponsor LLC and has voting and investment discretion with respect to the securities held of record by 1RT Acquisition Sponsor LLC. The 4,312,500 founder shares referred to in Rows 5, 7, and 9 exclude 1,500,000 Class A Ordinary Shares which may be purchased by exercising warrants that are not presently exercisable. The percentage in Row 11 is based on 17,250,000 Class A Ordinary Shares issued and outstanding and 4,312,500 Class B Ordinary Shares issued and outstanding as of August 12, 2025, as reported in the Issuer's Quarterly Report on Form 10-Q for the quarter ended June 30, 2025 filed with the Securities and Exchange Commission on August 13, 2025.

---

| 1. | Names of Reporting Persons<br>Dan Tapiero | Names of Reporting Persons<br>Dan Tapiero |
|:---|:---|:---|:---|
| 2. | Check the Appropriate Box if a Member of a Group (See Instructions)<br>(a) [ ] (b) [ ] | Check the Appropriate Box if a Member of a Group (See Instructions)<br>(a) [ ] (b) [ ] |
| 3. | SEC Use Only | SEC Use Only |
| 4. | Citizenship or Place of Organization<br>X1 | Citizenship or Place of Organization<br>X1 |
| Number of<br>Shares<br>Beneficially<br>Owned by<br>Each<br>Reporting<br>Person<br>With | 5. | Sole Voting Power<br>0.00 |
| Number of<br>Shares<br>Beneficially<br>Owned by<br>Each<br>Reporting<br>Person<br>With | 6. | Shared Voting Power<br>4312500.00 |
| Number of<br>Shares<br>Beneficially<br>Owned by<br>Each<br>Reporting<br>Person<br>With | 7. | Sole Dispositive Power<br>0.00 |
| Number of<br>Shares<br>Beneficially<br>Owned by<br>Each<br>Reporting<br>Person<br>With | 8. | Shared Dispositive Power<br>4312500.00 |
| 9. | Aggregate Amount Beneficially Owned by Each Reporting Person<br>4312500.00 | Aggregate Amount Beneficially Owned by Each Reporting Person<br>4312500.00 |
| 10. | Check if the Aggregate Amount in Row (9) Excludes Certain Shares (See Instructions) [ ] | Check if the Aggregate Amount in Row (9) Excludes Certain Shares (See Instructions) [ ] |
| 11. | Percent of Class Represented by Amount in Row (9)<br>20.0% | Percent of Class Represented by Amount in Row (9)<br>20.0% |
| 12. | Type of Reporting Person (See Instructions)<br>IN | Type of Reporting Person (See Instructions)<br>IN |

**Comment for Type of Reporting Person:** The 4,312,500 founder shares referred to in Rows 6, 8, and 9 represent Class B Ordinary Shares which are automatically convertible into Class A Ordinary Shares with or immediately following the Business Combination and may be converted at any time prior to the Business Combination at the option of the holder, as more fully described under the heading "Description of Securities--Founder Shares" in the Issuer's Registration Statement on Form S-1 (File No. 333-287941). Dan Tapiero is the sole managing member of 1RT Acquisition Sponsor LLC and has voting and investment discretion with respect to the securities held of record by 1RT Acquisition Sponsor LLC. The 4,312,500 founder shares referred to in Rows 6, 8, and 9 exclude 1,500,000 Class A Ordinary Shares which may be purchased by exercising warrants that are not presently exercisable. The percentage in Row 11 is based on 17,250,000 Class A Ordinary Shares issued and outstanding and 4,312,500 Class B Ordinary Shares issued and outstanding as of August 12, 2025, as reported in the Issuer's Quarterly Report on Form 10-Q for the quarter ended June 30, 2025 filed with the Securities and Exchange Commission on August 13, 2025.

---

**Item 1(a). Name of Issuer:**
1RT ACQUISITION CORP.

**Item 1(b). Address of Issuer's Principal Executive Offices:**
205 West 28th Street, 2nd Floor Suite C, New York, New York, 10001

**Item 2(a). Name of Person Filing:**
1RT Acquisition Sponsor LLC and Dan Tapiero (collectively, the "Reporting Persons")

**Item 2(b). Address of Principal Business Office:**
205 West 28th Street
2nd Floor Suite C
New York, New York 10001

**Item 2(c). Citizenship:**
1RT Acquisition Sponsor LLC is a limited liability company formed in Delaware. Dan Tapiero is a citizen of the United States of America.

**Item 2(d). Title of Class of Securities:**
Class A Ordinary Shares, par value $0.0001 per share

**Item 2(e). CUSIP Number:**
G6757R105

**Item 3. If this statement is filed pursuant to §§ 240.13d-1(b) or 240.13d-2(b) or (c), check whether the person filing is a:**

(a) [ ] Broker or dealer registered under section 15 of the Act (15 U.S.C. 78o).

(b) [ ] Bank as defined in section 3(a)(6) of the Act (15 U.S.C. 78c).

(c) [ ] Insurance company as defined in section 3(a)(19) of the Act (15 U.S.C. 78c).

(d) [ ] Investment company registered under section 8 of the Investment Company Act of 1940 (15 U.S.C. 80a-8).

(e) [ ] An investment adviser in accordance with § 240.13d-1(b)(1)(ii)(E);

(f) [ ] An employee benefit plan or endowment fund in accordance with § 240.13d-1(b)(1)(ii)(F);

(g) [ ] A parent holding company or control person in accordance with § 240.13d-1(b)(1)(ii)(G);

(h) [ ] A savings associations as defined in Section 3(b) of the Federal Deposit Insurance Act (12 U.S.C. 1813);

(i) [ ] A church plan that is excluded from the definition of an investment company under section 3(c)(14) of the Investment Company Act of 1940 (15 U.S.C. 80a-3);

(j) [ ] A non-U.S. institution in accordance with § 240.13d-1(b)(1)(ii)(J), if filing as a non-U.S. institution in accordance with § 240.13d-1(b)(1)(ii)(J), please specify the type of institution:

(k) [ ] Group, in accordance with Rule 240.13d-1(b)(1)(ii)(K).

**Item 4. Ownership:**

**(a) Amount beneficially owned:**

As of July 1, 2025, the Reporting Persons may be deemed to beneficially own 4,312,500 of the Issuer's Class B Ordinary Shares. 1RT Acquisition Sponsor LLC is the record holder of the Class B Ordinary Shares reported herein. Dan Tapiero is the sole managing member of 1RT Acquisition Sponsor LLC and has voting and investment discretion with respect to the securities held of record by 1RT Acquisition Sponsor LLC. Dan Tapiero may be deemed the beneficial owner of the securities held by 1RT Acquisition Sponsor LLC and has voting and investment discretion with respect to such securities. This Statement shall not be construed as an admission that the Reporting Persons are, for purposes of Section 13(d) and 13(g), beneficial owners of any securities covered by this Statement.

**(b) Percent of class:**

The 4,312,500 of the Issuer's Class B Ordinary Shares owned by the Reporting Persons constitute 20.0% of the total number of Class A Ordinary Shares issued and outstanding and assuming the conversion of all issued and outstanding Class B Ordinary Shares of the Issuer. The Class B Ordinary Shares are automatically convertible into Class A Ordinary Shares with or immediately following the Business Combination on a one-for-one basis and may be converted at any time prior to the Business Combination at the option of the holder on a one-for-one basis, subject to certain adjustments, as more fully described under the heading "Description of Securities--Founder Shares" in the Issuer's Registration Statement on Form S-1 (File No. 333-287941). The percentage of the Class B Ordinary Shares held by the Reporting Persons is based on 17,250,000 Class A Ordinary Shares issued and outstanding as of August 12, 2025, as reported in the Issuer's Quarterly Report on Form 10-Q for the quarter ended June 30, 2025 filed with the Securities and Exchange Commission on August 13, 2025 and assuming the conversion of all 4,312,500 Class B Ordinary Shares.

**(c) Number of shares as to which the person has:**

**(i) Sole power to vote or to direct the vote:**

1RT Acquisition Sponsor LLC: 4,312,500 Dan Tapiero: 0

**(ii) Shared power to vote or to direct the vote:**

1RT Acquisition Sponsor LLC: 0 Dan Tapiero: 4,312,500

**(iii) Sole power to dispose or to direct the disposition of:**

1RT Acquisition Sponsor LLC: 4,312,500 Dan Tapiero: 0

**(iv) Shared power to dispose or to direct the disposition of:**

1RT Acquisition Sponsor LLC: 0 Dan Tapiero: 4,312,500

**Item 5. Ownership of Five Percent or Less of a Class.**

[x] If this statement is being filed to report the fact that as of the date hereof the reporting person has ceased to be the beneficial owner of more than five percent of the class of securities, check the following.

**Item 6. Ownership of More than 5 Percent on Behalf of Another Person.**

Not Applicable

**Item 7. Identification and Classification of the Subsidiary**

Not Applicable

**Item 8. Identification and Classification of Members of the Group**

Not Applicable

**Item 9. Notice of Dissolution of Group**

Not Applicable

**Item 10. Certification:**

—

### SIGNATURE

After reasonable inquiry and to the best of my knowledge and belief, I certify that the information set forth in this statement is true, complete and correct.

**1RT Acquisition Sponsor LLC**

**Date:** 08/13/2025

**By:** /s/ Dan Tapiero

**Name & Title:** Dan Tapiero/Managing Member

**Dan Tapiero**

**Date:** 08/13/2025

**By:** /s/ Dan Tapiero

**Name & Title:** Dan Tapiero