---
schema_version: "secwatch.filing_event.v1"
accession: "0001213900-24-041919"
form_type: "8-K"
ticker: null
cik: "0001845459"
company_name: "NKGen Biotech, Inc."
filed_at: "2024-05-13T23:59:59+00:00"
generated_at: "2026-06-02T02:44:12.453829+00:00"
event_type: "other_material"
sentiment: "neutral"
materiality_score: 0.3
calibrated_materiality_score: 0.3
confidence: "high"
source: SEC EDGAR
---

# NKGen amends securities purchase agreement with Alpha to add 4.99% beneficial ownership cap

## Summary
- Amendment dated May 13, 2024 to the May 7, 2024 Securities Purchase Agreement with Generating Alpha Ltd.
- New Section 4(x) prohibits issuance of common stock that would cause Alpha and affiliates to beneficially own more than 4.99% of outstanding shares.
- Beneficial ownership determined per Section 13(d) of the Exchange Act and Regulation 13D-G.
- All other terms of the original Purchase Agreement remain unchanged.

## SEC filing metadata
- accession: 0001213900-24-041919
- form_type: 8-K
- cik: 0001845459
- company_name: NKGen Biotech, Inc.
- filed_at: 2024-05-13T23:59:59+00:00
- event_type: other_material
- sentiment: neutral
- materiality_score: 0.3
- calibrated_materiality_score: 0.3
- confidence: high
- sec_items: 1.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1845459/000121390024041919/0001213900-24-041919-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1845459/000121390024041919/ea0205884-8k_nkgen.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001213900-24-041919
- JSON: https://secwatch.observer/filing/0001213900-24-041919.json
- Plain text: https://secwatch.observer/filing/0001213900-24-041919.txt

## Key facts
- Material Agreements
  NKGen Biotech, Inc. amended Amendment with Generating Apha Ltd. ("Alpha") (effective 2024-05-13).
  - Action: amendment
  - Agreement: equity purchase
  - Counterparty: Generating Apha Ltd. ("Alpha")
  - Effective: 2024-05-13
  source text: On May 13, 2024, NKGen Biotech, Inc. (the “Company”) and Generating Apha Ltd. (“Alpha”) entered into an amendment (the “Amendment”) to the securities purchase agreement, dated as of May 7, 2024, between the Company and Alpha (the “Purchase Agreement”).
  evidence_url: https://www.sec.gov/Archives/edgar/data/1845459/000121390024041919/0001213900-24-041919-index.htm

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