---
schema_version: "secwatch.filing_event.v1"
accession: "0001171843-23-003899"
form_type: "8-K"
ticker: "UG"
cik: "0000101295"
company_name: "UNITED GUARDIAN INC"
filed_at: "2023-06-13T23:59:59+00:00"
generated_at: "2026-06-14T01:47:01.981401+00:00"
event_type: "leadership"
sentiment: "neutral"
materiality_score: 0.6
calibrated_materiality_score: 0.6
confidence: "high"
source: SEC EDGAR
---

# United-Guardian appoints Donna Vigilante as President; Beatriz Blanco departs

## Summary
- Beatriz Blanco ended employment as President/CEO effective June 8, 2023; also resigned as director; separation agreement to be filed.
- Donna Vigilante appointed President effective June 9, 2023; 20-year company veteran, formerly VP and R&D manager.
- Vigilante will continue overseeing R&D and focus on expanding naturally-derived and eco-friendly product lines.
- Chairman Ken Globus expressed confidence in Vigilante's ability to grow the company with new marketing strategies.

## SEC filing metadata
- accession: 0001171843-23-003899
- form_type: 8-K
- ticker: UG
- cik: 0000101295
- company_name: UNITED GUARDIAN INC
- filed_at: 2023-06-13T23:59:59+00:00
- event_type: leadership
- sentiment: neutral
- materiality_score: 0.6
- calibrated_materiality_score: 0.6
- confidence: high
- sec_items: 5.02, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/101295/000117184323003899/0001171843-23-003899-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/101295/000117184323003899/f8k_061323.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001171843-23-003899
- JSON: https://secwatch.observer/filing/0001171843-23-003899.json
- Plain text: https://secwatch.observer/filing/0001171843-23-003899.txt

## Key facts
- Executive change
  Donna Vigilante was appointed as President at UNITED GUARDIAN INC.
  - Action: appointed
  - Role: President
  source text: at a meeting of the Board of Directors on June 9, 2023 the Board appointed Donna Vigilante as the Company’s new President, effective as of that date.
  evidence_url: https://www.sec.gov/Archives/edgar/data/101295/000117184323003899/0001171843-23-003899-index.htm
- Executive change
  Beatriz Blanco was terminated as President and Chief Executive Officer at UNITED GUARDIAN INC.
  - Action: terminated
  - Role: President and Chief Executive Officer
  source text: Beatriz Blanco would be ending her employment as President of and Chief Executive Officer of the Company. Ms. Blanco’s role as President and her involvement in the daily operations of the company were mutually terminated effective June 8, 2023
  evidence_url: https://www.sec.gov/Archives/edgar/data/101295/000117184323003899/0001171843-23-003899-index.htm
- Executive change
  Beatriz Blanco resigned as Director at UNITED GUARDIAN INC.
  - Action: resigned
  - Role: Director
  source text: Ms. Blanco resigned as a Director of the Company on June 8, 2023.
  evidence_url: https://www.sec.gov/Archives/edgar/data/101295/000117184323003899/0001171843-23-003899-index.htm

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