Littelfuse (LFUS) CEO awarded 6,843 restricted stock units in new grant

Rhea-AI Filing Summary

Henderson Gregory N. reported acquisition or exercise transactions in this Form 4 filing.

Littelfuse Inc. President & CEO Gregory N. Henderson received a grant of 6,843 shares of Common Stock in the form of restricted stock units under the Littelfuse/IXYS Corporation Long-Term Incentive Plan. The grant vests in three equal annual installments beginning on the first anniversary of the grant date.

Following this equity award, Henderson directly holds 20,824 shares of Littelfuse common stock. The transaction reflects a compensation-related stock grant at no cash cost to him, rather than an open-market purchase.

Insider Trade Summary

1 transaction reported

Mixed 1 txn

Insider Henderson Gregory N.

Role President & CEO

Type	Security	Shares	Price	Value
Grant/Award	Common Stock	6,843	$0.00	--

Holdings After Transaction: Common Stock — 20,824 shares (Direct, null)

Footnotes (1)

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Key Figures

RSUs granted: 6,843 shares Grant price per share: $0.0000 per share Shares held after grant: 20,824 shares

3 metrics

RSUs granted 6,843 shares Restricted stock units granted to CEO on April 22, 2026

Grant price per share $0.0000 per share Stated transaction price for RSU grant

Shares held after grant 20,824 shares Total direct Littelfuse common stock held by CEO after transaction

Key Terms

restricted stock units, Long-Term Incentive Plan, vests in increments of one-third annually

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.

Long-Term Incentive Plan financial

"pursuant to the Littelfuse/IXYS Corporation Long-Term Incentive Plan"

A long-term incentive plan is a company program that pays executives or employees with stock, options, or cash tied to multi-year performance goals, where the rewards become theirs only after meeting conditions over time. Think of it as a delayed bonus or retirement-style reward that aligns employees’ interests with shareholders by encouraging them to boost long-term value; investors watch these plans because they affect pay costs, share dilution and management incentives.

vests in increments of one-third annually financial

"The grant vests in increments of one-third annually beginning on the first anniversary"

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^*

Henderson Gregory N.

(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
X	Officer (give title below)		Other (specify below)
	President & CEO

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		6,843(1)	A	$0	20,824	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 Littelfuse/IXYS Corporation Long-Term Incentive Plan. The grant vests in increments of one-third annually beginning on the first anniversary of the date of grant.

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 insider transaction did Littelfuse (LFUS) report for CEO Gregory Henderson?

Littelfuse reported that President & CEO Gregory N. Henderson received a grant of 6,843 restricted stock units. This equity award is part of the Littelfuse/IXYS Corporation Long-Term Incentive Plan and represents stock-based compensation, not an open-market share purchase.

How many Littelfuse (LFUS) shares were granted to the CEO in this Form 4?

The CEO, Gregory N. Henderson, was granted 6,843 shares of Littelfuse common stock as restricted stock units. These units were awarded at no cash cost to him and are structured to vest over time as part of his long-term incentive compensation.

What is the vesting schedule for Gregory Henderson’s Littelfuse (LFUS) restricted stock units?

The 6,843 restricted stock units granted to Gregory N. Henderson vest in one-third increments annually. Vesting starts on the first anniversary of the grant date, meaning the award will fully vest over three years if the specified conditions are met.

How many Littelfuse (LFUS) shares does the CEO hold after this equity grant?

After the reported grant, Gregory N. Henderson directly holds 20,824 shares of Littelfuse common stock. This figure includes the newly awarded restricted stock units and reflects his total direct ownership as disclosed in the Form 4 filing.

Was the Littelfuse (LFUS) CEO’s transaction an open-market buy or a compensation award?

The transaction was a compensation-related equity award, not an open-market purchase. Gregory N. Henderson received 6,843 restricted stock units at a stated price of $0.0000 per share under the company’s Long-Term Incentive Plan as part of his executive compensation.