---
schema_version: "secwatch.filing_event.v1"
accession: "0000950170-23-043482"
form_type: "8-K"
ticker: null
cik: "0001814140"
company_name: "Apexigen, Inc."
filed_at: "2023-08-18T23:59:59+00:00"
generated_at: "2026-06-11T07:01:28.628319+00:00"
event_type: "regulatory"
sentiment: "negative"
materiality_score: 0.85
calibrated_materiality_score: 0.85
confidence: "high"
source: SEC EDGAR
---

# Apexigen receives Nasdaq delisting notice for negative stockholders' equity of -$2.3M

## Summary
- Stockholders' equity negative $2.3M as of June 30, 2023, below Nasdaq's $2.5M minimum.
- Company must submit compliance plan by September 29, 2023; Nasdaq may grant up to 180-day extension.
- No immediate effect on listing; stock continues trading on Nasdaq Capital Market.

## SEC filing metadata
- accession: 0000950170-23-043482
- form_type: 8-K
- cik: 0001814140
- company_name: Apexigen, Inc.
- filed_at: 2023-08-18T23:59:59+00:00
- event_type: regulatory
- sentiment: negative
- materiality_score: 0.85
- calibrated_materiality_score: 0.85
- confidence: high
- sec_items: 3.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1814140/000095017023043482/0000950170-23-043482-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1814140/000095017023043482/apgn-20230815.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0000950170-23-043482
- JSON: https://secwatch.observer/filing/0000950170-23-043482.json
- Plain text: https://secwatch.observer/filing/0000950170-23-043482.txt

## Key facts
- Listing & Compliance Notices
  Apexigen, Inc. received a nasdaq deficiency notice notice regarding stockholders equity (rules 5550(b)(1)).
  - Exchange: nasdaq
  - Notice: deficiency notice
  - Deficiency: stockholders equity
  - Rules: 5550(b)(1)
  source text: August 15, 2023, Apexigen, Inc. (the “Company”) received a written notice from the Listing Qualifications Staff of the Nasdaq Stock Market (“Nasdaq”) notifying the Company that, based on the Company’s stockholders’ equity of negative $2.3 million as of June 30, 2023, as reported in the Company’s Quarterly Report on Form 10-Q for the quarter ended June 30, 2023, the Company is no longer in compliance with the minimum stockholders’ equity requirement for continued listing on the Nasdaq Capital Market under Nasdaq Listing Rule 5550(b)(1), which requires companies to maintain stockholders’ equity
  evidence_url: https://www.sec.gov/Archives/edgar/data/1814140/000095017023043482/0000950170-23-043482-index.htm

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