Company: GIGGU
Filing Date: 2025-10-15
Form Type: 425
Source: 0001193125-25-239557
Chunk: 14

Company: GigCapital7 Corp.
Filing Date: 2025-10-15
Form: 425
Chunk 14
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412 .0 $1,212.1 133.3 Expected uses include OPEX & MMR Development Implied pre-money equity value of $1.0B Transaction implies $1.2B pro-forma enterprise value Hadron Energy shareholders would roll 100% of their equity and are expected to have a pro- forma equity ownership of 75.0% $10.59 Assumes ~$212M at $10.59 per share from a combination of PIPE Proceeds and Cash in Trust ($199.0) Deal Structure Valuation Financing • • • • • Transaction Highlights Sources & Uses ($ Millions) Pro Forma Valuation ($ Millions) Pro Forma Ownership P. 6/22 Source: (1) GigCapital7 cash-in-trust plus PIPE investment and Hadron cash less illustrative expenses .(2) Assumes 0% of GigCapital7 shareholders exercise redemption rights to receive cash from trust account at closing. (3) Based on expected redemption price at closing of the transaction as calculated in the Business Combination Agreement filed on September 27, 2025.

ATTRACTIVE ENTRY POINT Source: FactSet Data as of 10/13/2025 (1) Market cap based on HOND stock price of $21.00 as of 10/13/2025 Pre-money Rollover at De-SPAC / Market Cap 10/13/25 Market Cap at IPO ? MIT, Berkeley, University of Michigan Pre-Commercial Fluor Corp NRC Approved Rolls-Royce HTGR (Gen IV) Pre-Commercial Pre - Commercial Air Force / Switch LM-MFFR (Gen IV) HTGR (Gen IV) Pre - Commercial University of Illinois Cameco Corporation IMSR (Gen IV) Pre - Commercial GCR (Gen IV) Paragon Energy Solutions Pre - Commercial Primary Target Core Comparables MMR / SMR TECHNOLOGY Other Comparables Announced De-SPACs LWR (Gen III+) LWR (Gen III+) Reactor Type: Stage Notable Strategic Collaborations P. 7/22 $1,943 (1) Oct - 25 Jul- 25 Oct-25 May-22 Oct-25 May-24 Oct-25 May-24 Oct-25 Mar-25 Apr- 25 Oct-25 7.1x 7.8x 31.6x 17.4x 1.3x

A MASSIVE MARKET OPPORTUNITY MARKET SIZE ESTIMATE ~30TWh $0.