---
schema_version: "secwatch.filing_event.v1"
accession: "0001171843-23-002573"
form_type: "8-K"
ticker: "UG"
cik: "0000101295"
company_name: "UNITED GUARDIAN INC"
filed_at: "2023-04-26T23:59:59+00:00"
generated_at: "2026-06-16T11:19:00.701120+00:00"
event_type: "regulatory"
sentiment: "negative"
materiality_score: 0.75
calibrated_materiality_score: 0.75
confidence: "high"
source: SEC EDGAR
---

# United-Guardian faces Nasdaq delisting for MVLS, equity, and revenue non-compliance

## Summary
- Received Nasdaq deficiency letter on April 20, 2023; market value below $50M for 30 consecutive days.
- Also failed Stockholders' Equity ($10M min) and Total Assets/Total Revenue ($50M min) requirements.
- Has until Oct 17, 2023 to regain MVLS compliance; must submit compliance plan by June 5, 2023 for other items.
- Plans to submit compliance plan; no assurance of regaining compliance; delisting and appeal process possible.

## SEC filing metadata
- accession: 0001171843-23-002573
- form_type: 8-K
- ticker: UG
- cik: 0000101295
- company_name: UNITED GUARDIAN INC
- filed_at: 2023-04-26T23:59:59+00:00
- event_type: regulatory
- sentiment: negative
- materiality_score: 0.75
- calibrated_materiality_score: 0.75
- confidence: high
- sec_items: 3.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/101295/000117184323002573/0001171843-23-002573-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/101295/000117184323002573/f8k_042623.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001171843-23-002573
- JSON: https://secwatch.observer/filing/0001171843-23-002573.json
- Plain text: https://secwatch.observer/filing/0001171843-23-002573.txt

## Key facts
- Listing & Compliance Notices
  UNITED GUARDIAN INC received a nasdaq deficiency notice notice regarding market value (rules 5450(b)(2)(A), 5810(c)(3)(C)).
  - Exchange: nasdaq
  - Notice: deficiency notice
  - Deficiency: market value
  - Rules: 5450(b)(2)(A), 5810(c)(3)(C)
  source text: April 20, 2023, United-Guardian, Inc. (the “Company”) received a deficiency letter from the Listing Qualifications Department (the “Staff”) of The Nasdaq Stock Market, LLC (“Nasdaq”) notifying the Company that it is not in compliance with Nasdaq Listing Rule 5450(b)(2)(A) (the “Minimum MVLS Requirement”) for continued listing on the Nasdaq Global Select Market, as the market value of the Company’s listed securities was less than $50,000,000 for the previous thirty (30) consecutive business days. In accordance with Nasdaq Listing Rule 5810(c)(3)(C) (the “Compliance Period Rule”), the Company ha
  evidence_url: https://www.sec.gov/Archives/edgar/data/101295/000117184323002573/0001171843-23-002573-index.htm

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