---
schema_version: "secwatch.filing_event.v1"
accession: "0001104659-24-039747"
form_type: "8-K"
ticker: null
cik: "0001845459"
company_name: "NKGen Biotech, Inc."
filed_at: "2024-03-27T23:59:59+00:00"
generated_at: "2026-06-04T07:22:13.686600+00:00"
event_type: "debt"
sentiment: "neutral"
materiality_score: 0.6
calibrated_materiality_score: 0.6
confidence: "high"
source: SEC EDGAR
---

# NKGen Biotech issues $660k in convertible notes and warrants to two investors

## Summary
- Sold $330k principal 12% notes at $300k each (OID $30k) to FirstFire and Meteora, due March 2025.
- Each note convertible at $2.00/share; warrants for up to 330k shares each at $2.00.
- Total gross proceeds $600k; first 12 months interest ($39,600) guaranteed and earned upfront.
- Conversion capped at 4.99% beneficial ownership; Event of Default triggers floor price as low as $0.65.
- Notes are unsecured, may convert at Holder's option anytime until maturity; 330 shares reserved per note.

## SEC filing metadata
- accession: 0001104659-24-039747
- form_type: 8-K
- cik: 0001845459
- company_name: NKGen Biotech, Inc.
- filed_at: 2024-03-27T23:59:59+00:00
- event_type: debt
- sentiment: neutral
- materiality_score: 0.6
- calibrated_materiality_score: 0.6
- confidence: high
- sec_items: 1.01, 2.03, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1845459/000110465924039747/0001104659-24-039747-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1845459/000110465924039747/tm249972d1_8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001104659-24-039747
- JSON: https://secwatch.observer/filing/0001104659-24-039747.json
- Plain text: https://secwatch.observer/filing/0001104659-24-039747.txt

## Key facts
- Debt Financings
  NKGen Biotech, Inc. incurred convertible notes of $330,000 with Meteora Select Trading Opportunities Master, LP, Meteora Capital Partners, LP and Meteora Strategic Captial, LLC at 12% maturing March 26, 2025.
  - Instrument: convertible notes
  - Principal: $330,000
  - Counterparty: Meteora Select Trading Opportunities Master, LP, Meteora Capital Partners, LP and Meteora Strategic Captial, LLC
  - Rate: 12%
  - Maturity: March 26, 2025
  - Event: incurrence
  source text: On March 26, 2024, the Company issued a 12% promissory note (the “ Meteora Note ”) in the principal amount of $330,000, pursuant to a Securities Purchase Agreement (the “ Meteora Purchase Agreement ”), by and among Meteora Select Trading Opportunities Master, LP, Meteora Capital Partners, LP and Meteora Strategic Captial, LLC (collectively, “ Meteora ”) and the Company.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1845459/000110465924039747/0001104659-24-039747-index.htm
- Debt Financings
  NKGen Biotech, Inc. incurred convertible notes of $330,000 with FirstFire Global Opportunities Fund, LLC at 12% maturing March 21, 2025.
  - Instrument: convertible notes
  - Principal: $330,000
  - Counterparty: FirstFire Global Opportunities Fund, LLC
  - Rate: 12%
  - Maturity: March 21, 2025
  - Event: incurrence
  source text: On March 21, 2024, NKGen Biotech, Inc. (the “ Company ”) issued a 12% promissory note (the “ FirstFire Note ”) in the principal amount of $330,000, pursuant to a Securities Purchase Agreement (the “ FirstFire Purchase Agreement ”), by and between the Company and FirstFire Global Opportunities Fund, LLC (“ FirstFire ”).
  evidence_url: https://www.sec.gov/Archives/edgar/data/1845459/000110465924039747/0001104659-24-039747-index.htm
- Material Agreements
  NKGen Biotech, Inc. entered into Meteora Note with Meteora Select Trading Opportunities Master, LP, Meteora Capital Partners, LP and Meteora Strategic Capital, LLC valued at $330,000 principal amount, $30,000 original issue discount (effective 2024-03-26).
  - Action: entry
  - Agreement: notes offering
  - Counterparty: Meteora Select Trading Opportunities Master, LP, Meteora Capital Partners, LP and Meteora Strategic Capital, LLC
  - Value: $330,000 principal amount, $30,000 original issue discount
  - Effective: 2024-03-26
  source text: On March 26, 2024, the Company issued a 12% promissory note (the “ Meteora Note ”) in the principal amount of $330,000, pursuant to a Securities Purchase Agreement (the “ Meteora Purchase Agreement ”), by and among Meteora Select Trading Opportunities Master, LP, Meteora Capital Partners, LP and Meteora Strategic Captial, LLC (collectively, “ Meteora ”) and the Company.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1845459/000110465924039747/0001104659-24-039747-index.htm
- Material Agreements
  NKGen Biotech, Inc. entered into FirstFire Note with FirstFire Global Opportunities Fund, LLC valued at $330,000 principal amount, $30,000 original issue discount (effective 2024-03-21).
  - Action: entry
  - Agreement: notes offering
  - Counterparty: FirstFire Global Opportunities Fund, LLC
  - Value: $330,000 principal amount, $30,000 original issue discount
  - Effective: 2024-03-21
  source text: On March 21, 2024, NKGen Biotech, Inc. (the “ Company ”) issued a 12% promissory note (the “ FirstFire Note ”) in the principal amount of $330,000, pursuant to a Securities Purchase Agreement (the “ FirstFire Purchase Agreement ”), by and between the Company and FirstFire Global Opportunities Fund, LLC (“ FirstFire ”).
  evidence_url: https://www.sec.gov/Archives/edgar/data/1845459/000110465924039747/0001104659-24-039747-index.htm

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