Littelfuse (LFUS) SVP sells 6,000 shares after option exercise

Rhea-AI Filing Summary

Littelfuse senior vice president and chief accounting officer Jeffrey G. Gorski reported multiple stock option exercises and share sales. On February 5–6, 2026, he exercised 6,000 stock options at an exercise price of $166.63 per share and sold 6,000 common shares at sale prices generally in the low to mid-$300s, including weighted average prices referenced between $328.64 and $347.23. After these transactions, he directly holds 6,433 shares of Littelfuse common stock and 689 remaining stock options on the same grant.

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^*

Gorski Jeffrey G

(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)

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	SVP & Chief Accounting Officer

3. Date of Earliest Transaction (Month/Day/Year)
02/05/2026

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	02/05/2026		M		3,500	A	$166.63	9,933	D
Common Stock	02/05/2026		S		1,170	D	$329.18(1)	8,763	D
Common Stock	02/05/2026		S		1,033	D	$330.14(2)	7,730	D
Common Stock	02/05/2026		S		749	D	$330.98(3)	6,981	D
Common Stock	02/05/2026		S		548	D	$332.21(4)	6,433	D
Common Stock	02/06/2026		M		2,500	A	$166.63	8,933	D
Common Stock	02/06/2026		S		60	D	$344.97	8,873	D
Common Stock	02/06/2026		S		2,440	D	$346.94(5)	6,433	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
Stock Option (right to buy)	$166.63	02/05/2026		M			3,500	(6)	07/10/2027	Common Stock	3,500	$0	3,189	D
Stock Option (right to buy)	$166.63	02/06/2026		M			2,500	(6)	07/10/2027	Common Stock	2,500	$0	689	D

Explanation of Responses:

1. The shares were sold in multiple transactions at prices ranging from $328.64 to $329.61, inclusive. This amount represents the weighted average sale price of such transactions. The reporting person undertakes to provide full information regarding the number of shares sold at each separate price upon request of the Securities and Exchange Commission, the Issuer, or a security holder of the Issuer.

2. The shares were sold in multiple transactions at prices ranging from $329.65 to $330.64, inclusive. This amount represents the weighted average sale price of such transactions. The reporting person undertakes to provide full information regarding the number of shares sold at each separate price upon request of the Securities and Exchange Commission, the Issuer, or a security holder of the Issuer.

3. The shares were sold in multiple transactions at prices ranging from $330.71 to $331.51, inclusive. This amount represents the weighted average sale price of such transactions. The reporting person undertakes to provide full information regarding the number of shares sold at each separate price upon request of the Securities and Exchange Commission, the Issuer, or a security holder of the Issuer.

4. The shares were sold in multiple transactions at prices ranging from $331.91 to $332.79, inclusive. This amount represents the weighted average sale price of such transactions. The reporting person undertakes to provide full information regarding the number of shares sold at each separate price upon request of the Securities and Exchange Commission, the Issuer, or a security holder of the Issuer.

5. The shares were sold in multiple transactions at prices ranging from $346.50 to $347.23, inclusive. This amount represents the weighted average sale price of such transactions. The reporting person undertakes to provide full information regarding the number of shares sold at each separate price upon request of the Securities and Exchange Commission, the Issuer, or a security holder of the Issuer.

6. The option for 6,689 shares vests in full on the third anniversary of the July 10, 2020 date of grant.

Remarks:

	/s/Ryan K. Stafford, Power of Attorney	02/06/2026
	** 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).
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FAQ

What insider transactions did LFUS executive Jeffrey G. Gorski report?

Jeffrey G. Gorski, SVP and Chief Accounting Officer of LFUS, reported exercising 6,000 stock options and selling 6,000 common shares. These transactions occurred on February 5 and 6, 2026, as disclosed in the Form 4 filing.

At what prices did the LFUS insider sell Littelfuse shares?

The LFUS executive sold Littelfuse shares at weighted average prices generally in the low to mid-$300s. Footnotes state sale price ranges from $328.64 up to $347.23, with detailed breakdowns available on request from the company or regulators.

How many Littelfuse shares does the LFUS insider own after these transactions?

After the February 2026 transactions, the LFUS insider directly owns 6,433 shares of Littelfuse common stock. This figure reflects the net position following option exercises and subsequent open market sales disclosed in the Form 4.

What stock options did the LFUS executive exercise in this Form 4?

The LFUS executive exercised 6,000 stock options with an exercise price of $166.63 per share. These options are from a larger grant that, according to the footnotes, vests in full on the third anniversary of the July 10, 2020 grant date.

How many Littelfuse stock options remain after the LFUS insider’s trades?

Following the reported option exercises, the LFUS insider retains 689 stock options on the referenced grant. This remaining balance is shown as the number of derivative securities beneficially owned after the February 6, 2026 transaction.

Is the LFUS insider transaction a direct or indirect holding change?

All reported LFUS transactions involve direct ownership by the insider. The Form 4 classifies each line as direct (D) beneficial ownership and does not disclose any trust, partnership, or other indirect holding structure in the footnotes.