secwatch.observer — SEC 8-K summary
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Issuer:     GigCapital8 Corp. (GIW)
CIK:        0002080019
Form:       8-K
Filed at:   2026-10-13T12:00:52+00:00
Accession:  0001193125-26-419728
Event type: m_and_a
Sentiment:  neutral
Materiality: 0.75
Item codes: 1.01, 3.02, 9.01
LLM model:  deepseek-v4.1-flash:cloud@v2

GigCapital8 to merge with Quantisimo; PubCo to list on Nasdaq with 66.6M shares to target holders
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- Two-step merger: SPAC Merger Sub merges into GigCapital8, then Target Merger Sub merges into Quantisimo; PubCo becomes listed parent of both (GigCapital8 trades as GIW).
- Company shareholders WISeQey and SealSQ receive 66,610,000 PubCo shares; Sponsor gets 3,035,083 ordinary shares plus 3,035,084 Class F shares carrying 49.999999% of total votes.
- WISeQey and SealSQ will contribute stakes in Miraex SA, SEALCOIN AG, WeCan Group SA (Switzerland) and WISeSat.Space Holdings Corp (BVI) into Quantisimo pre-close.
- Minimum cash at closing of $15,000,000; PIPE priced at no less than $10.00/share; SPAC expense cap $5M (up to $7.5M); HSR filing due within 10 business days.
- Outside date March 31, 2027 with no termination fee; 6-month lock-ups for >1% holders, Sponsor and D&O; PubCo board of 7 (4 Quantisimo, 3 GigCapital8).

Source:
  EDGAR index:    https://www.sec.gov/Archives/edgar/data/2080019/000119312526419728/0001193125-26-419728-index.htm
  Primary doc:    https://www.sec.gov/Archives/edgar/data/2080019/000119312526419728/d86532d8k.htm
  HTML page:      https://secwatch.observer/filing/0001193125-26-419728

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