Fastenal (FAST) director exercises 36,920 options and sells same number of shares

Rhea-AI Filing Summary

Fastenal director Reyne K. Wisecup exercised stock options and sold shares on the same day. On March 5, 2026, she exercised an employee stock option for 36,920 shares of common stock at $13.00 per share and received the shares directly.

She then sold 36,920 shares of Fastenal common stock in an open-market transaction at an average price of $47.3435 per share, leaving her with 40,000 shares of directly owned common stock after the transactions. Footnotes explain that the option was originally granted in 2019 and adjusted for 2-for-1 stock splits, with vesting over five years.

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

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Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

Wisecup Reyne K

(Last) (First) (Middle)

2001 THEURER BOULEVARD

(Street)

WINONA MN 55987

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
FASTENAL CO [ FAST ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

X	Director		10% Owner
	Officer (give title below)		Other (specify below)

3. Date of Earliest Transaction (Month/Day/Year)
03/05/2026

4. If Amendment, Date of Original Filed (Month/Day/Year)

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Common Stock	03/05/2026		M		36,920	A	$13	76,920	D
Common Stock	03/05/2026		S		36,920	D	$47.3435	40,000	D

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares
Employee Stock Option (Right to Buy)	$13(1)	03/05/2026		M			36,920(1)	(2)	12/31/2028	Common Stock	36,920(1)	$0	0	D

Explanation of Responses:

1. The option was previously reported in a filing dated 1/3/2019 as covering 11,538 securities at a strike price of $52 and the amounts were adjusted to reflect a 2-for-1 stock splits on 5/22/2019 and 5/21/2025.

2. The option will fully vest and become exercisable over a period of five years, with 40% vesting and becoming exercisable two years following the date of grant and the remainder vesting and becoming exercisable proportionately (20%) each year thereafter.

Remarks:

	/s/ John J. Milek, Attorney-in-Fact	03/06/2026
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.

FAQ

What insider transactions did Fastenal (FAST) director Reyne K. Wisecup report?

Reyne K. Wisecup reported exercising an employee stock option for 36,920 Fastenal shares and then selling 36,920 common shares in an open-market transaction. Both transactions occurred on March 5, 2026, and her remaining directly owned stake totaled 40,000 common shares afterward.

How many Fastenal (FAST) shares did Reyne K. Wisecup sell and at what price?

She sold 36,920 Fastenal common shares in an open-market transaction at an average price of $47.3435 per share. This sale followed the exercise of an employee stock option for the same number of shares on March 5, 2026, and left her with 40,000 shares owned directly.

What stock option exercise did Reyne K. Wisecup report for Fastenal (FAST)?

She exercised an employee stock option covering 36,920 Fastenal shares at an exercise price of $13.00 per share. The option was previously reported in 2019 and later adjusted for 2-for-1 stock splits, with vesting scheduled over five years under a defined vesting formula.

What is Reyne K. Wisecup’s Fastenal (FAST) share ownership after these Form 4 transactions?

After exercising options and selling shares, Reyne K. Wisecup directly owned 40,000 Fastenal common shares. This figure reflects her position following the March 5, 2026 open-market sale of 36,920 shares that were acquired through the exercise of an employee stock option.

What do the Form 4 footnotes reveal about Reyne K. Wisecup’s Fastenal (FAST) option grant?

The footnotes state the option was originally reported in a January 3, 2019 filing, adjusted for 2-for-1 stock splits in May 2019 and May 2025. They also explain the option vests over five years, with 40% vesting after two years and 20% vesting in each subsequent year.