Littelfuse (LFUS) director Anthony Grillo makes 3,000-share stock gift

Rhea-AI Filing Summary

Littelfuse Inc. director Anthony Grillo reported a bona fide gift of 3,000 shares of Common Stock. The transfer was recorded at a price of $0.00 per share, reflecting a charitable or personal gift rather than a market sale. Following this disposition, Grillo directly holds 67,408 Littelfuse shares.

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^*

GRILLO ANTHONY

(Last) (First) (Middle)

6133 NORTH RIVER ROAD, SUITE 500

(Street)

ROSEMONT IL 60018

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
LITTELFUSE INC /DE [ LFUS ]

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)
03/13/2026

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	03/13/2026		G		3,000	D	$0	67,408	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

Explanation of Responses:

	/s/ Ryan K. Stafford, Power of Attorney	03/16/2026
	** 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 transaction did Littelfuse (LFUS) director Anthony Grillo report?

Anthony Grillo reported a bona fide gift of 3,000 Littelfuse Common Stock shares. The transaction was coded as a gift, meaning it was a non-market transfer with no sale proceeds recorded and reflects a personal or charitable disposition rather than trading activity.

Was the Littelfuse (LFUS) insider transaction a stock sale or purchase?

The transaction was not a sale or purchase; it was a bona fide gift of 3,000 Common Stock shares. The price per share is shown as $0.00, indicating no cash consideration and classifying it as a non-market transfer rather than open-market trading.

How many Littelfuse (LFUS) shares does Anthony Grillo hold after the gift?

After gifting 3,000 Common Stock shares, Anthony Grillo directly holds 67,408 Littelfuse shares. This post-transaction figure shows his remaining reported ownership position as disclosed in the filing, providing context for the scale of the gifted amount relative to his holdings.

What does the gift code on the Littelfuse (LFUS) Form 4 mean?

The Form 4 uses transaction code “G,” described as a bona fide gift. This indicates the 3,000 Littelfuse shares were transferred without consideration, such as a charitable or personal gift, and not through an open-market sale or purchase on a stock exchange.

Does the Littelfuse (LFUS) director receive cash from this Form 4 transaction?

No cash was received; the 3,000-share transfer is reported at $0.00 per share as a bona fide gift. This confirms it was a non-cash disposition rather than a sale, so there are no sale proceeds associated with this insider transaction.