Fastenal 4: Ancius Michael J sold 400 shares at $0.00 on 2026-08-13; An… (Aug 17, 2026)

=== SEC Form 4 — Statement of Changes in Beneficial Ownership === Document Type: 4 Period of Report: 2026-08-13 10b5-1 Pre-arranged Plan: No --- Issuer --- Name: FASTENAL CO (FAST) CIK: 0000815556 --- Reporting Owner --- Name: Ancius Michael J CIK: 0001454708 Role: Director --- Non-Derivative Transactions --- [Transaction #1] Security: Common Stock Date: 2026-08-13 | Code: G (Gift) Shares: -400 | Price: $0.00 Shares Owned After: 58,290 | Ownership: D (Direct) Footnotes: [F1] The amount includes 46,268 shares held in a revocable trust over which the reporting person and his wife share voting and investment power and 12,022 shares held in a reporting person's self-directed IRA. --- Holdings --- [Holding #1] Security: Common Stock Ownership: I (Indirect) Footnotes: [F2] Shares maintained in a Retirement Savings 401(K) Plan administered by his employer. --- Footnotes (Complete Index) --- F1: The amount includes 46,268 shares held in a revocable trust over which the reporting person and his wife share voting and investment power and 12,022 shares held in a reporting person's self-directed IRA. F2: Shares maintained in a Retirement Savings 401(K) Plan administered by his employer. --- Signature --- /s/ /s/ John J. Milek, Attorney-in-Fact (2026-08-17)