New York, NY, February 6, 2026 – Hennessy Capital Investment Corp. VIII (NASDAQ: HCICU) (the “Company”), a special purpose acquisition company, announced today the closing of its upsized initial public offering (“IPO”) of 24,150,000 units, which included 3,150,000 units sold pursuant to the full exercise of the underwriters’ over-allotment option. The IPO was priced at $10.00 per unit, resulting in gross proceeds of $241,500,000. The units are listed on The Nasdaq Global Market (“Nasdaq”) and commenced trading under the ticker symbol “HCICU” on Thursday, February 5, 2026. Each unit consists of one Class A ordinary share and one right to receive one-twelfth (1/12) of one Class A ordinary share upon the consummation of the Company’s initial business combination (“Share Right”). There are no warrants issued publicly or privately in connection with the IPO. Once the securities comprising the units begin separate trading, the Company’s Class A ordinary shares and the Share Rights are expected to be listed on Nasdaq under the symbols “HCIC” and “HCICR,” respectively.

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New York, NY, February 5, 2026 – Hennessy Capital Investment Corp. VIII (the “Company”), a special purpose acquisition company, announced today the pricing of its upsized initial public offering of 21,000,000 units at a price of $10.00 per unit. The units will be listed on The Nasdaq Global Market (“Nasdaq”) and trade under the ticker symbol “HCICU” beginning tomorrow, Thursday, February 5, 2026. Each unit consists of one Class A ordinary share and one right to receive one-twelfth (1/12) of a Class A ordinary share upon the consummation of the Company’s initial business combination (“Share Right”). Once the securities comprising the units begin separate trading, the Company’s Class A ordinary shares and the Share Rights are expected to be listed on Nasdaq under the symbols “HCIC” and “HCICR,” respectively. The offering is expected to close on February 6, 2026, subject to customary closing conditions.