---
schema_version: "secwatch.filing_event.v1"
accession: "0000950170-25-054332"
form_type: "8-K"
ticker: "OSS"
cik: "0001394056"
company_name: "ONE STOP SYSTEMS, INC."
filed_at: "2025-04-15T23:59:59+00:00"
generated_at: "2026-05-23T14:23:34.129850+00:00"
event_type: "leadership"
sentiment: "neutral"
materiality_score: 0.35
calibrated_materiality_score: 0.35
confidence: "high"
source: SEC EDGAR
---

# Director Gioia Messinger resigns from One Stop Systems board, effective May 14, 2025

## Summary
- Messinger notified board April 12, 2025; will not stand for re-election at annual meeting.
- Resignation not related to any disagreement with company operations, policies, or practices.
- Board adopted Second Amended and Restated Bylaws on March 13, 2025, consolidating prior amendments.
- Bylaw amendment changes quorum requirement to majority of voting power of outstanding stock.

## SEC filing metadata
- accession: 0000950170-25-054332
- form_type: 8-K
- ticker: OSS
- cik: 0001394056
- company_name: ONE STOP SYSTEMS, INC.
- filed_at: 2025-04-15T23:59:59+00:00
- event_type: leadership
- sentiment: neutral
- materiality_score: 0.35
- calibrated_materiality_score: 0.35
- confidence: high
- sec_items: 5.02, 5.03, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1394056/000095017025054332/0000950170-25-054332-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1394056/000095017025054332/oss-20250415.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0000950170-25-054332
- JSON: https://secwatch.observer/filing/0000950170-25-054332.json
- Plain text: https://secwatch.observer/filing/0000950170-25-054332.txt

## Key facts
- Executive change
  Gioia Messinger resigned as Director at ONE STOP SYSTEMS, INC..
  - Action: resigned
  - Role: Director
  source text: On April 12, 2025, Ms. Gioia Messinger notified the Board of Directors (the “Board”) of One Stop Systems, Inc. (the “Company”) of her intent to resign from the Board effective the date of the upcoming annual shareholder meeting on May 14, 2025; and confirming she intends to not stand for re-election.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1394056/000095017025054332/0000950170-25-054332-index.htm

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