---
schema_version: "secwatch.filing_event.v1"
accession: "0000105132-25-000056"
form_type: "8-K"
ticker: "WDFC"
cik: "0000105132"
company_name: "WD 40 CO"
filed_at: "2025-10-14T23:59:59+00:00"
generated_at: "2026-05-17T03:50:28.113657+00:00"
event_type: "leadership"
sentiment: "neutral"
materiality_score: 0.25
calibrated_materiality_score: 0.25
confidence: "high"
source: SEC EDGAR
---

# Director Trevor I. Mihalik to resign from WD-40 Board at 2025 Annual Meeting

## Summary
- Trevor I. Mihalik resigned and will not stand for re-election, effective December 12, 2025 (annual meeting date); no disagreement cited.
- Mihalik served as Finance Committee chair and member of Corporate Governance and Audit Committees.
- Board size will be reduced from 10 to 9 directors upon his resignation.
- Mihalik had been a director since 2019; resignation is not due to any operational or policy disagreement.

## SEC filing metadata
- accession: 0000105132-25-000056
- form_type: 8-K
- ticker: WDFC
- cik: 0000105132
- company_name: WD 40 CO
- filed_at: 2025-10-14T23:59:59+00:00
- event_type: leadership
- sentiment: neutral
- materiality_score: 0.25
- calibrated_materiality_score: 0.25
- confidence: high
- sec_items: 5.02, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/105132/000010513225000056/0000105132-25-000056-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/105132/000010513225000056/wdfc-20251009.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0000105132-25-000056
- JSON: https://secwatch.observer/filing/0000105132-25-000056.json
- Plain text: https://secwatch.observer/filing/0000105132-25-000056.txt

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