FASTENAL CO (FAST) · Insider Trading (Form 4) SEC Filing

=== SEC Form 4 — Statement of Changes in Beneficial Ownership === Document Type: 4 Period of Report: 2025-04-07 10b5-1 Pre-arranged Plan: No --- Issuer --- Name: FASTENAL CO (FAST) CIK: 0000815556 --- Reporting Owner --- Name: Miller Charles S. CIK: 0001660150 Role: Officer (Senior EVP-Sales) --- Non-Derivative Transactions --- [Transaction #1] Security: Common Stock Date: 2025-04-07 | Code: P (Open market purchase) Shares: +20 | Price: $39.15 Total Value: $783.00 Shares Owned After: 20 | Ownership: D (Direct) Footnotes: [F1] Shares are held in a managed account, under the trading discretion of an investment adviser, and the reporting person disclaims beneficial ownership of these shares. [Transaction #2] Security: Common Stock Date: 2025-04-14 | Code: P (Open market purchase) Shares: +20 | Price: $39.15 Total Value: $783.00 Shares Owned After: 40 | Ownership: D (Direct) Footnotes: [F1] Shares are held in a managed account, under the trading discretion of an investment adviser, and the reporting person disclaims beneficial ownership of these shares. --- Holdings --- [Holding #1] Security: Common Stock Ownership: I (Indirect) Footnotes: [F2] Shares attributed to reporting person's account within issuer's 401(K) Plan as of the filing date of this report. --- Footnotes (Complete Index) --- F1: Shares are held in a managed account, under the trading discretion of an investment adviser, and the reporting person disclaims beneficial ownership of these shares. F2: Shares attributed to reporting person's account within issuer's 401(K) Plan as of the filing date of this report. --- Signature --- /s/ /s/ John J. Milek, Attorney-in-Fact (2026-01-27)