FAST Filing
4Filing Date: Apr 27, 2026

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

Statement of Changes in Beneficial Ownership

descriptionView SEC Filing
ACC: 0001454708-26-000004open_in_new
Total Value$44.9K
Trades3
Insiders1

Transaction Details

Ancius Michael J
Director·Direct
Exercise · Dispose
Stock Option (Right to Buy)Derivative
Shares-1.00K
Price$0.00
Total Value$0
Shares Owned After10.45K
Transaction DateApr 24, 2026
ExpiresDec 31, 2027
Footnotes ▸

The option was issued to the reporting person pursuant to the Fastenal Company Non-employee Director Stock Option Plan and in connection with his annual director compensation whereby the option was immediately exercisable.

Ancius Michael J
Director·Direct
Exercise · Acquire
Common Stock
Shares+1.00K
Price$44.90
Total Value$44.9K
Shares Owned After58.69K
Transaction DateApr 24, 2026
Footnotes ▸

The amount includes 46,668 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 the reporting person's self-directed IRA.

Ancius Michael J
Director·Indirect · Held in 401(K) Plan
Common Stock
Shares0
Price-
Total Value$0
Shares Owned After13.01K
Footnotes ▸

Shares maintained in a Retirement Savings 401(K) Plan administered by his employer.

Post-Transaction Holdings

Ancius Michael J
SecuritySharesChange
Common Stock71.70K+1.00K (1.41%)
Stock Option (Right to Buy)10.45K-1.00K (-8.74%)
Original SEC Filing Textexpand_more
=== SEC Form 4 — Statement of Changes in Beneficial Ownership === Document Type: 4 Period of Report: 2026-04-24 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: 2026-04-24 | Code: M (Exercise of derivative) Shares: +1,000 | Price: $44.90 Total Value: $44,900.00 Shares Owned After: 58,690 | Ownership: D (Direct) Footnotes: [F1] The amount includes 46,668 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 the reporting person's self-directed IRA. --- Derivative Transactions --- [Transaction #1] Security: Stock Option (Right to Buy) Date: 2026-04-24 | Code: M (Exercise of derivative) Shares: -1,000 | Price: $0.00 Exercisable: N/A | Expires: 2027-12-31 Shares Owned After: 10,448 | Ownership: D (Direct) Footnotes: [F3] The option was issued to the reporting person pursuant to the Fastenal Company Non-employee Director Stock Option Plan and in connection with his annual director compensation whereby the option was immediately exercisable. --- 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 46,668 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 the reporting person's self-directed IRA. F2: Shares maintained in a Retirement Savings 401(K) Plan administered by his employer. F3: The option was issued to the reporting person pursuant to the Fastenal Company Non-employee Director Stock Option Plan and in connection with his annual director compensation whereby the option was immediately exercisable. --- Signature --- /s/ /s/ John J. Milek, Attorney-in-Fact (2026-04-27)

keid analysis is for reference only and does not constitute investment advice.