Littelfuse SVP granted 1,632 stock units

Nayar Deepak reported acquisition or exercise transactions in this Form 4 filing.

Rhea-AI Filing Summary

Nayar Deepak reported acquisition or exercise transactions in this Form 4 filing.

Littelfuse senior vice president and GM of the Electronics Business, Deepak Nayar, received a grant of 1,632 restricted stock units tied to common stock as executive compensation. The award was made on April 22, 2026 and vests in one-third increments each year starting on the first anniversary of the grant date.

Following this equity grant, Nayar directly holds 7,649 shares of Littelfuse common stock, reflecting his ongoing ownership stake in the company.

Insider Trade Summary

Grant/Award: 1,632 shares

Grant/Award 1 txn

Insider Nayar Deepak

Role SVP & GM Electronics Business

Type	Security	Shares	Price	Value
Grant/Award	Common Stock	1,632	$0.00	$0.00

Holdings After Transaction: Common Stock — 7,649 shares (Direct)

Footnotes (1)

1. F1. 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.

Key Figures

Equity award size: 1,632 units Post-transaction holdings: 7,649 shares Grant price: $0.00 per share +1 more

4 metrics

Equity award size 1,632 units Restricted stock units granted on April 22, 2026

Post-transaction holdings 7,649 shares Common stock directly owned after grant

Grant price $0.00 per share Compensation-related grant, not market purchase

Vesting pattern One-third annually Begins on first anniversary of April 22, 2026 grant

Key Terms

restricted stock units, Long-Term Incentive Plan, vests in increments

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 financial

"The grant vests in increments of one-third annually"

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What insider transaction did Littelfuse (LFUS) report for Deepak Nayar?

Littelfuse reported that executive Deepak Nayar received a grant of 1,632 restricted stock units. These units are compensation-based equity awards linked to common stock and increase his direct ownership position to 7,649 shares after the transaction.

How many Littelfuse (LFUS) shares does Deepak Nayar own after this Form 4?

After the grant, Deepak Nayar directly holds 7,649 shares of Littelfuse common stock. This figure includes the impact of the 1,632 restricted stock units awarded as part of his long-term incentive compensation on April 22, 2026.

Was the Littelfuse (LFUS) Form 4 transaction a market purchase or sale?

The Form 4 transaction was not a market purchase or sale. It reflects a compensation-related grant of 1,632 restricted stock units to executive Deepak Nayar at a stated price of $0.00 per share, rather than an open-market trade.

What is the vesting schedule for Deepak Nayar’s Littelfuse (LFUS) stock grant?

The 1,632 restricted stock units granted to Deepak Nayar vest in one-third increments annually. Vesting begins on the first anniversary of the April 22, 2026 grant date under the Littelfuse/IXYS Corporation Long-Term Incentive Plan.

Under which plan was the Littelfuse (LFUS) stock grant to Deepak Nayar made?

The grant of 1,632 restricted stock units to Deepak Nayar was made under the Littelfuse/IXYS Corporation Long-Term Incentive Plan. This plan provides equity-based compensation, with these units vesting over three years in equal annual installments.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Accepted by SEC EDGAR 04/24/2026 - 04:22 PM Learn about SEC filing dates

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^*

Nayar Deepak

(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)

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	SVP & GM Electronics Business

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		1,632(1)	A	$0	7,649	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)