---
schema_version: "secwatch.filing_event.v1"
accession: "0001104659-23-108646"
form_type: "8-K"
ticker: "OKLO"
cik: "0001849056"
company_name: "Oklo Inc."
filed_at: "2023-10-12T23:59:59+00:00"
generated_at: "2026-06-10T01:01:10.521518+00:00"
event_type: "other_material"
sentiment: "negative"
materiality_score: 0.85
calibrated_materiality_score: 0.85
confidence: "high"
source: SEC EDGAR
---

# AltC Acquisition Corp. extends deadline to July 2024; ~$216M redeemed from trust

## Summary
- Stockholders approved extension of business combination deadline from Oct 12, 2023 to July 12, 2024.
- Holders of 20,849,479 Class A shares redeemed at ~$10.36 per share, aggregating ~$215.91M removed from trust.
- Post-redemption: 30,600,521 Class A shares outstanding; ~$301.88M remains in trust account.
- Sponsor holds 1,450,000 Class A shares with no redemption rights in business combination vote.

## SEC filing metadata
- accession: 0001104659-23-108646
- form_type: 8-K
- ticker: OKLO
- cik: 0001849056
- company_name: Oklo Inc.
- filed_at: 2023-10-12T23:59:59+00:00
- event_type: other_material
- sentiment: negative
- materiality_score: 0.85
- calibrated_materiality_score: 0.85
- confidence: high
- sec_items: 5.03, 8.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1849056/000110465923108646/0001104659-23-108646-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1849056/000110465923108646/tm2328177d1_8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001104659-23-108646
- JSON: https://secwatch.observer/filing/0001104659-23-108646.json
- Plain text: https://secwatch.observer/filing/0001104659-23-108646.txt

## Key facts
- Governance Changes
  Oklo Inc.: Extended deadline to consummate initial business combination from October 12, 2023 to July 12, 2024 (effective 2023-10-11).
  - Change: charter amendment
  - Effective: 2023-10-11
  source text: the Stockholders approved an amendment to AltC’s amended and restated certificate of incorporation (the “ Charter Amendment ”) to extend the date by which AltC has to consummate an initial business combination from October 12, 2023 to July 12, 2024 (or such earlier date as determined by AltC’s board of directors). AltC filed the Charter Amendment with the Secretary of State of the State of Delaware on October 11, 2023.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1849056/000110465923108646/0001104659-23-108646-index.htm

This AI-assisted summary is a reading aid. Review the linked SEC EDGAR filing before relying on any specific claim.