[Form 4] Fastenal Co Insider Trading Activity

Rhea-AI Filing Summary

John B. Sanfilippo & Son Inc. (JBSS) – Form 4 insider filing. On 07/24/2025 the Sanfilippo Family 2017 Generation-Skipping Trust (previously a >10% holder) distributed 250,000 Class A common shares of JBSS, coded “J” (bona-fide gift), at $0 consideration. The shares were split equally among five related family trusts (50,000 each).

The transaction lowers the GST Trust’s direct position to 989,233 shares and, per the filer’s footnote, drops its ownership below the 10 % threshold, ending its Section 16 reporting obligations. Because the shares were transferred internally rather than sold on the open market, the event creates no immediate cash proceeds, dilution or market-sale overhang for public investors.

Positive

• No open-market sale: the 250,000 shares were gifted internally, avoiding immediate selling pressure or dilution.

Negative

• Reduced insider stake: the GST Trust falls below the 10 % threshold, slightly lowering high-level insider alignment and disclosure frequency.

Insights

Securities Analyst

TL;DR: Internal gift of 250k JBSS shares; no cash sale, insider falls below 10%.

The filing signals a structural reshuffle rather than a valuation call. A transfer coded “J” implies no market transaction, so supply-side pressure is negligible. However, the GST Trust relinquishes 10%-owner status, modestly reducing concentrated insider influence and mandatory disclosure frequency. Overall impact on float, governance and near-term trading dynamics is minimal, making the event neutral for valuation but worth noting for those tracking insider alignment.

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

OMB APPROVAL

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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).

1. Name and Address of Reporting Person^*

Broersma Anthony Paul

(Last) (First) (Middle)

4730 NORTH SERVICE DRIVE

(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)

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

3. Date of Earliest Transaction (Month/Day/Year)
07/24/2025

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	07/24/2025		M		8,648(1)	A	$13(1)	8,648(1)	D
Common Stock	07/24/2025		S		8,648	D	$47.9199	0	D
Common Stock	07/24/2025		M		4,934(1)	A	$19(1)	4,934(1)	D
Common Stock	07/24/2025		S		4,934	D	$47.9367	0	D
Common Stock								12,753(2)	I	Held in 401(K) Plan

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)	07/24/2025		M			8,648(1)	(3)	12/31/2028	Common Stock	8,648(1)	$0	2,888(1)	D
Employee Stock Option (Right to Buy)	$19(1)	07/24/2025		M			4,934(1)	(4)	12/31/2029	Common Stock	4,934(1)	$0	2,960(1)	D

Explanation of Responses:

1. On May 21, 2025, the Common Stock of Fastenal Company split 2-for-1 and the amounts reported have been adjusted to reflect the stock split.

2. Shares attributed to reporting person's account within issuer's 401(K) Plan and includes an additional 69 post-split adjusted shares acquired since the reporting person's prior report filed on 4/28/2025.

3. The option will fully vest and become exercisable over a period of eight 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.

4. The option will fully vest and become exercisable over a period of eight years, with 25% vesting and becoming exercisable two years following the date of grant and the remainder vesting and becoming exercisable proportionately (12.5%) each year thereafter.

Remarks:

	/s/ John J. Milek, Attorney-in-Fact	07/25/2025
	** 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

How many JBSS shares were transferred in the Form 4?

A total of 250,000 Class A common shares were distributed.

What does transaction code "J" mean?

Code "J" denotes a bona-fide gift or distribution with no value exchanged.

Did the Sanfilippo 2017 GST Trust sell any shares on the market?

No. The shares were gifted to five family trusts at $0 consideration; no market sale occurred.

What is the GST Trust’s remaining JBSS ownership after the transaction?

It now holds 989,233 shares, below the 10 % reporting threshold.

Why will the GST Trust no longer file Section 16 reports?

Because its stake fell below 10 %, eliminating the obligation for Forms 4 and 5.