---
schema_version: "secwatch.filing_event.v1"
accession: "0001193125-24-285936"
form_type: "8-K"
ticker: "IOBTQ"
cik: "0001865494"
company_name: "IO Biotech, Inc."
filed_at: "2024-12-27T23:59:59+00:00"
generated_at: "2026-05-28T23:08:25.344441+00:00"
event_type: "regulatory"
sentiment: "negative"
materiality_score: 0.65
calibrated_materiality_score: 0.65
confidence: "high"
source: SEC EDGAR
---

# IO Biotech receives Nasdaq bid price deficiency notice; stock at risk of delisting

## Summary
- Nasdaq notice on Dec 26, 2024: common stock bid price below $1.00 for 30 consecutive days.
- Company has 180 days, until June 24, 2025, to regain compliance by closing at $1.00+ for 10 consecutive days.
- Failure to comply could lead to delisting; may qualify for additional 180-day period if transferred to Nasdaq Capital Market.
- No immediate effect on listing; trading continues on Nasdaq Global Select Market pending compliance.

## SEC filing metadata
- accession: 0001193125-24-285936
- form_type: 8-K
- ticker: IOBTQ
- cik: 0001865494
- company_name: IO Biotech, Inc.
- filed_at: 2024-12-27T23:59:59+00:00
- event_type: regulatory
- sentiment: negative
- materiality_score: 0.65
- calibrated_materiality_score: 0.65
- confidence: high
- sec_items: 3.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1865494/000119312524285936/0001193125-24-285936-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1865494/000119312524285936/d903966d8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001193125-24-285936
- JSON: https://secwatch.observer/filing/0001193125-24-285936.json
- Plain text: https://secwatch.observer/filing/0001193125-24-285936.txt

## Key facts
- Listing & Compliance Notices
  IO Biotech, Inc. received a nasdaq deficiency notice notice regarding minimum bid price (rules 5450(a)(1), 5810(c)(3)(A)).
  - Exchange: nasdaq
  - Notice: deficiency notice
  - Deficiency: minimum bid price
  - Rules: 5450(a)(1), 5810(c)(3)(A)
  source text: December 26, 2024, IO Biotech, Inc. (the “Company”) received notice (the “Notice”) from the Listing Qualifications staff of The Nasdaq Stock Market LLC (“Nasdaq”) that, because the closing bid price for the Company’s common stock had fallen below $1.00 per share for 30 consecutive trading days, the Company no longer complies with the minimum bid price requirement for continued listing on the Nasdaq Global Select Market under Nasdaq Listing Rule 5450(a)(1). The Notice has no immediate effect on the listing of the Company’s common stock on the Nasdaq Global Select Market, and the Company’s commo
  evidence_url: https://www.sec.gov/Archives/edgar/data/1865494/000119312524285936/0001193125-24-285936-index.htm

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