---
schema_version: "secwatch.filing_event.v1"
accession: "0001493152-25-016528"
form_type: "8-K"
ticker: "OPHC"
cik: "0001288855"
company_name: "OptimumBank Holdings, Inc."
filed_at: "2025-10-01T23:59:59+00:00"
generated_at: "2026-05-17T05:03:11.890317+00:00"
event_type: "other"
sentiment: "neutral"
materiality_score: 0.25
calibrated_materiality_score: 0.25
confidence: "medium"
source: SEC EDGAR
---

# OptimumBank amends Series B preferred stock to conform to Series C; diluted share count affected

## Summary
- Effective Oct 1, 2025, articles of incorporation amended to restate Series B preferred terms to match Series C.
- Series B preferred stock now included in diluted common shares and diluted EPS calculations.
- No specific financial impact disclosed; amendment filed as Exhibit 3.1.

## SEC filing metadata
- accession: 0001493152-25-016528
- form_type: 8-K
- ticker: OPHC
- cik: 0001288855
- company_name: OptimumBank Holdings, Inc.
- filed_at: 2025-10-01T23:59:59+00:00
- event_type: other
- sentiment: neutral
- materiality_score: 0.25
- calibrated_materiality_score: 0.25
- confidence: medium
- sec_items: 5.03, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1288855/000149315225016528/0001493152-25-016528-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1288855/000149315225016528/form8-k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001493152-25-016528
- JSON: https://secwatch.observer/filing/0001493152-25-016528.json
- Plain text: https://secwatch.observer/filing/0001493152-25-016528.txt

## Key facts
- Governance Changes
  OptimumBank Holdings, Inc.: Adopted articles of amendment to the articles of incorporation to amend and restate terms of Series B preferred stock, conforming it to Series C preferred stock and including it in diluted common shares and related financial disclosures (effective 2025-10-01).
  - Change: charter amendment
  - Effective: 2025-10-01
  source text: Effective October 1, 2025, OptimumBank Holdings, Inc. (the “Company”) adopted articles of amendment to its articles of incorporation amending and restating the terms of the Company’s Series B preferred stock.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1288855/000149315225016528/0001493152-25-016528-index.htm

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