Company: GIGGU
Filing Date: 2025-11-12
Form Type: S-4
Source: 0001193125-25-277896
Chunk: 422

Company: GigCapital7 Corp.
Filing Date: 2025-11-12
Form: S-4
Chunk 422
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                                |     | $           |       0.10 |   |     | $            |        — |   |     |    |     |                          |            |   |     |    |     |           |             |   |     |                               |   |     |    |     |           |             |   |
| Weighted average Hadron Energy, Inc. Common Stock shares outstanding-basic and diluted                        |     |             |            |   |     |              |  317,047 |   |     |    |     |                          |            |   |     |    |     |           |             |   |     |                               |   |     |    |     |           |             |   |
| Net loss per Hadron Energy, Inc. Common Stock share-basic and diluted                                         |     | $           |          — |   |     | $            |    (1.87 | ) |     |    |     |                          |            |   |     |    |     |           |             |   |     |                               |   |     |    |     |           |             |   |

233

NOTES TO UNAUDITED PRO FORMA CONDENSED COMBINED FINANCIAL INFORMATION 1. Description of the Transaction On September 27, 2025, GigCapital7 Corp., a Cayman Islands exempted company (“GigCapital7”), entered into a Business Combination Agreement (the “Business Combination Agreement”), dated as of September 27, 2025, by and among GigCapital7, MMR Merger Sub, Inc., a Delaware corporation and a direct wholly owned subsidiary of GigCapital7 (“Merger Sub”), and Hadron Energy, Merger Sub will merge with and into Hadron Energy (the “Merger”), with the Hadron Energy continuing as the surviving company. The business combination will be accounted for as a reverse recapitalization. 2. Basis of Presentation The unaudited pro forma condensed combined balance sheet gives effect to the business combination and other transactions as if it had occurred on June 30, 2025. The unaudited pro forma combined statement of operations for the six months ended June 30, 2025 gives effect to the transactions as if the business combination and other transactions had been consummated on May 8, 2024 (date of inception for GigCapital7). The unaudited pro forma combined statement of operations for the period May 8, 2024 (date of inception)