Company: GIGGU
Filing Date: 2025-11-26
Form Type: 425
Source: 0001193125-25-298527
Chunk: 10

Company: GigCapital7 Corp.
Filing Date: 2025-11-26
Form: 425
Chunk 10
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 GigCapital7 Corp., Attn: Corporate Secretary, 1731 Embarcadero Rd., Suite 200, Palo Alto, CA. Participants in the Solicitation Hadron, GigCapital7 and their respective directors, executive officers, management and employees, under SEC rules, may be deemed to be participants in a solicitation of proxies of GigCapital7’s security holders in connection with the potential business combination. Investors and security holders may obtain more detailed information regarding the names, affiliations, and interests of GigCapital7’s directors and executive officers in its filings with the SEC, including GigCapital7’s Annual Report on Form 10-K for the fiscal year ended December 31st, 2024, filed with the SEC on March, 6, 2025, as amended by Amendment No. 1 on Form 10-K/A filed with the SEC on April, 16, 2025 (Form 10-K and Form 10-K/A, collectively, the “2024 Form 10-K”). Information regarding the persons who may, under SEC rules, be deemed participants in the solicitation of proxies of GigCapital7 security holders in connection with the potential business combination will be set forth in the Form S-4, along with information concerning the interests of Hadron’s and GigCapital7’s participants in the solicitation. Such interests may in some cases be different from those of Hadron’s or GigCapital7’s equity holders generally. P. 2/23 DISCLAIMERS

CONFIDENTIAL Forward-Looking Statements This presentation contains certain “forward-looking statements” within the meaning of the “safe harbor” provisions of the United States Private Securities Litigation Reform Act of 1996. Hadron’s, GigCapital7’s and the Post-Closing Company’s actual results may differ from their expectations, estimates and projections, and consequently, you should not rely on these forward-looking statements as predictive of future events. Forward-looking statements can sometimes be identified by words such as “may,” “could,” “would,” “should,” “expect,” “possible,” “potential,” “goal,” “opportunity,” “project,” “believe,” “future”, “designed,” “forecast,” “target,” “will,” “anticipate” and, in each case, similar words and expressions, or their negative variations, and terminology that predict or indicate future events. These forward-looking statements include all matters that are not historical facts and include, without limitation, estimates, forecasts or projections regarding Hadron’s future manufacturing