Company: IPODW
Filing Date: 2025-04-29
Form Type: S-1/A
Source: 0001213900-25-036656
Chunk: 331

Company: Dune Acquisition Corp II
Filing Date: 2025-04-29
Form: S-1/A
Chunk 331
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 ordinary shares outstanding, basic and diluted(1)(2) |     |   |    5,000,000 |   |     |   |     5,000,000 |   |
| Basic and diluted net loss per Class B ordinary share                         |     | $ |        (0.01 | ) |     | $ |         (0.01 | ) |

____________ (1)Excludes an aggregate of up to 570,000 Class B ordinary shares subject to forfeiture if the over -allotmentoption is not exercised in full by the underwriters (Note 7). (2)On April 22, 2025, the Sponsor surrendered 1,150,000 Class B ordinary shares, where the number of outstanding founder shares was reduced to 5,750,000 in the aggregate. All share and per share data have been retrospectively presented. The accompanying notes are an integral part of these financial statements.

F-4

DUNE ACQUISITION CORPORATION II
STATEMENT OF CHANGES IN SHAREHOLDER’S DEFICIT FOR THE THREE MONTHS ENDED MARCH 31, 2025 (UNAUDITED)

|                                      |     |         Class B 
 Ordinary Shares 
          Shares |     | Amount |     |     | Additional 
 Paid-in    
 Capital    |        |     | Accumulated 
 Deficit     |         |   |     | Total         
 Shareholder’s 
 Equity        |         |   |
|:-------------------------------------|:----|----------------:|:----|:-------|----:|:----|:-----------|-------:|:----|:------------|:--------|:--|:----|:--------------|:--------|:--|
| Balance – January 1, 2025            |     |       5,750,000 |     | $      | 575 |     | $          | 24,425 |     | $           | (36,702 | ) |     | $             | (11,702 | ) |
| Net loss                             |     |               — |     |        |   — |     |            |      — |     |             | (48,094 | ) |     |               | (48,094 | ) |
| Balance – March 31, 2025 (unaudited) |     |       5,750,000 |     | $      | 575 |     | $          | 24,425 |     | $           | (84