Littelfuse (LFUS) director receives 482 RSUs, now holds 19,291 shares

Rhea-AI Filing Summary

CHUNG T J reported acquisition or exercise transactions in this Form 4 filing.

Littelfuse Inc. director T J Chung reported an equity award rather than a market trade. On the reported date, Chung received 482 shares of Common Stock in the form of restricted stock units granted under the Amended and Restated Littelfuse, Inc. Long-Term Incentive Plan. The award carries no purchase price and vests in full on the earlier of the first anniversary of the grant date or the date of the company’s 2027 Annual Meeting of Stockholders. Following this grant, Chung directly holds 19,291 shares of Littelfuse common stock.

Insider Trade Summary

1 transaction reported

Mixed 1 txn

Insider CHUNG T J

Role null

Type	Security	Shares	Price	Value
Grant/Award	Common Stock	482	$0.00	--

Holdings After Transaction: Common Stock — 19,291 shares (Direct, null)

Footnotes (1)

1. [object Object]

Key Figures

RSU grant size: 482 shares Grant price: $0.00 per share Post-grant holdings: 19,291 shares

3 metrics

RSU grant size 482 shares Restricted stock units granted to director T J Chung

Grant price $0.00 per share Equity award under Long-Term Incentive Plan

Post-grant holdings 19,291 shares Common Stock directly held after the award

Key Terms

restricted stock units, Amended and Restated Littelfuse, Inc. Long-Term Incentive Plan, Annual Meeting of Stockholders

3 terms

restricted stock units financial

"Represents the grant of restricted stock units to the reporting person"

Restricted stock units are a type of company reward where employees are promised shares of stock, but they only fully own these shares after meeting certain conditions, like staying with the company for a set time. They matter because they can become valuable assets and are often used to motivate employees to help the company succeed.

Amended and Restated Littelfuse, Inc. Long-Term Incentive Plan financial

"pursuant to the Amended and Restated Littelfuse, Inc. Long-Term Incentive Plan, as amended"

Annual Meeting of Stockholders financial

"the date of the Company's 2027 Annual Meeting of Stockholders"

Form 4 Insider Transactions: What Each Field Means →

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

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

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^*

CHUNG T J

(Last) (First) (Middle)

6133 NORTH RIVER ROAD, SUITE 500

(Street)

ROSEMONT ILLINOIS 60018

(City) (State) (Zip)

UNITED STATES

(Country)

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)

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
04/22/2026

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

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

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

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	04/22/2026		A		482(1)	A	$0	19,291	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:

1. Represents the grant of restricted stock units to the reporting person pursuant to the Amended and Restated Littelfuse, Inc. Long-Term Incentive Plan, as amended. The grant vests in full on the earlier of (1) the first anniversary of the date of grant or (2) the date of the Company's 2027 Annual Meeting of Stockholders.

Remarks:

	/s/Ryan K. Stafford, Power of Attorney	04/24/2026
	** 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.
* Form 4: SEC 1474 (03-26)

FAQ

What did T J Chung report in the Littelfuse (LFUS) Form 4 filing?

Director T J Chung reported receiving 482 shares of Littelfuse Common Stock as restricted stock units. The award is compensation under the company’s Long-Term Incentive Plan, not an open-market stock purchase or sale, and increases his direct holdings in the company.

How many Littelfuse (LFUS) restricted stock units were granted and at what price?

T J Chung received 482 restricted stock units tied to Littelfuse Common Stock at a grant price of $0.00 per share. This reflects a compensation-related equity award, not a cash purchase, and is provided under the company’s Amended and Restated Long-Term Incentive Plan.

When do T J Chung’s new Littelfuse (LFUS) restricted stock units vest?

The 482 restricted stock units vest in full on the earlier of two dates: the first anniversary of the grant date or the date of Littelfuse’s 2027 Annual Meeting of Stockholders. This creates a time-based vesting schedule linked to board service and the shareholder meeting.

Was the Littelfuse (LFUS) Form 4 transaction an open-market buy or sell?

No, the Form 4 reports a grant of 482 restricted stock units, not an open-market transaction. The award was issued at $0.00 per share as part of Littelfuse’s Long-Term Incentive Plan, representing non-cash equity compensation to director T J Chung.

What is T J Chung’s Littelfuse (LFUS) share ownership after this grant?

After receiving the 482-share restricted stock unit award, T J Chung directly holds 19,291 shares of Littelfuse Common Stock. This figure reflects his direct ownership position reported in the filing following the compensation-related equity grant disclosed on the transaction date.

Under what plan were the Littelfuse (LFUS) restricted stock units granted to T J Chung?

The 482 restricted stock units were granted under the Amended and Restated Littelfuse, Inc. Long-Term Incentive Plan, as amended. This plan governs equity-based compensation awards, including restricted stock units, granted to eligible participants such as directors of the company.