Company: ONCHW
Filing Date: 2025-02-19
Form Type: DRS/A
Source: 0001213900-25-015153
Chunk: 299

Company: 1RT Acquisition Corp.
Filing Date: 2025-02-19
Form: DRS/A
Chunk 299
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 562,500 Class B ordinary shares subject to forfeiture if the over -allotmentoption is not exercised in full or in part by the underwriters (Note 7). The accompanying notes are an integral part of the financial statements.

F-4

1RT Acquisition Corp.
STATEMENT OF CHANGES IN SHAREHOLDER’S EQUITY
FOR THE PERIOD FROM DECEMBER 13, 2024 (INCEPTION) THROUGH DECEMBER 31, 2024

| Shares                                       
 Balance as of December 13, 2024 (inception)  |     |         Class B 
 Ordinary shares 
          Amount 
               — |     |   |   — |     | Additional      
 Paid-In Capital |      — |     | Accumulated 
 Deficit     | —       |   |     | Shareholder’s 
 Equity        |       — |   |
|:---------------------------------------------|:----|----------------:|:----|:--|----:|:----|:----------------|-------:|:----|:------------|:--------|:--|:----|:--------------|--------:|:--|
| Class B ordinary shares issued to Sponsor(1) |     |       4,312,500 |     |   | 431 |     |                 | 24,569 |     |             | —       |   |     |               |  25,000 |   |
| Net loss                                     |     |               — |     |   |   — |     |                 |      — |     |             | (19,932 | ) |     |               | (19,932 | ) |
| Balance as of December 31, 2024              |     |       4,312,500 |     | $ | 431 |     | $               | 24,569 |     | $           | (19,932 | ) |     | $             |   5,068 |   |

____________ (1)Includes up to 562,500 Class B ordinary shares subject to forfeiture if the over -allotmentoption is not exercised in full or in part by the underwriters (Note 7). The accompanying notes are an integral part of the financial statements.

F-5

1RT Acquisition Corp.
STATEMENT OF CASH FLOWS

|                                                                                             |     | For the      
 Period from  
 December 13, 
 2024         
 (Inception)  
 through      
 December 31, 
 2024