Littelfuse (LFUS) SVP Kim delivers 710 shares for equity award tax withholding

Rhea-AI Filing Summary

Littelfuse executive Peter Sung-Jip Kim, SVP & GM Industrial Business, reported routine share dispositions related to equity compensation. A total of 710 shares of Common Stock were delivered back to cover tax obligations tied to the vesting of restricted stock units and dividend equivalent units. These tax-withholding dispositions occurred at share prices of $407.14 and $403.02 on late April dates. Following the most recent transaction, Kim directly holds 10,517 shares of Littelfuse common stock.

Insider Trade Summary

4 transactions reported

Mixed 4 txns

Insider Kim Peter Sung-Jip

Role SVP & GM Industrial Business

Type	Security	Shares	Price	Value
Tax Withholding	Common Stock	158	$403.02	$64K
Tax Withholding	Common Stock	229	$407.14	$93K
Tax Withholding	Common Stock	4	$407.14	$2K
Tax Withholding	Common Stock	319	$407.14	$130K

Holdings After Transaction: Common Stock — 10,517 shares (Direct, null)

Footnotes (1)

1. Closing price per share on the trading date of the vesting of dividend equivalent units or on the next preceding trading date if the vesting occurs on a non-trading date. Closing price per share on the trading date of the vesting of restricted stock units or on the next preceding trading date if the vesting occurs on a non-trading date.

Key Figures

Tax-withholding shares: 710 shares Shares held after transactions: 10,517 shares Disposition price: $403.02 per share +2 more

5 metrics

Tax-withholding shares 710 shares Total shares delivered for tax liability across four April 2026 transactions

Shares held after transactions 10,517 shares Direct Littelfuse common stock holdings after latest April 27, 2026 disposition

Disposition price $403.02 per share Closing price used for 158-share tax-withholding disposition on April 27, 2026

Disposition price $407.14 per share Closing price used for three tax-withholding dispositions on April 24–25, 2026

Largest single tax-withholding lot 319 shares Common stock delivered for tax liability on April 24, 2026

Key Terms

tax-withholding disposition, restricted stock units, dividend equivalent units, closing price per share

4 terms

tax-withholding disposition financial

"transaction_action: "tax-withholding disposition" for each Common Stock entry"

A tax-withholding disposition is an event or transaction—such as selling or transferring securities, exercising options, or receiving compensation—that triggers a requirement to hold back part of the payment and remit it to tax authorities. It matters to investors because it reduces the cash they receive immediately and can change the timing and amount of taxable income, like a cashier taking a portion of your sale proceeds to pay taxes before you get the rest.

restricted stock units financial

"footnote: "vesting of restricted stock units or on the next preceding trading date""

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.

dividend equivalent units financial

"footnote: "vesting of dividend equivalent units or on the next preceding trading date""

closing price per share financial

"footnotes: "Closing price per share on the trading date of the vesting""

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^*

Kim Peter Sung-Jip

(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 Industrial Business

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
04/24/2026

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	04/24/2026		F		4	D	$407.14(1)	11,223	D
Common Stock	04/24/2026		F		319	D	$407.14(2)	10,904	D
Common Stock	04/25/2026		F		229	D	$407.14(2)	10,675	D
Common Stock	04/27/2026		F		158	D	$403.02(2)	10,517	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. Closing price per share on the trading date of the vesting of dividend equivalent units or on the next preceding trading date if the vesting occurs on a non-trading date.

2. Closing price per share on the trading date of the vesting of restricted stock units or on the next preceding trading date if the vesting occurs on a non-trading date.

Remarks:

	/s/Ryan K. Stafford, Power of Attorney	04/28/2026
	** 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 Littelfuse (LFUS) executive Peter Sung-Jip Kim report in this Form 4?

Peter Sung-Jip Kim reported routine tax-withholding dispositions of Littelfuse common stock. A total of 710 shares were delivered back to cover taxes related to vesting equity awards, rather than open-market sales, and he continues to hold 10,517 shares directly after these transactions.

How many Littelfuse (LFUS) shares were disposed of for tax withholding in this filing?

The filing shows 710 Littelfuse common shares disposed of for tax withholding. These were reported across four transactions in late April, each labeled as payment of tax liability by delivering securities, rather than discretionary buying or selling in the open market.

At what prices were the Littelfuse (LFUS) tax-withholding shares valued in Kim’s Form 4?

The tax-withholding dispositions used closing prices of $407.14 and $403.02 per Littelfuse share. These prices reflect the trading-day closing prices on or immediately before the vesting dates of restricted stock units and dividend equivalent units, as described in the Form 4 footnotes.

How many Littelfuse (LFUS) shares does Peter Sung-Jip Kim hold after these transactions?

After the reported tax-withholding dispositions, Peter Sung-Jip Kim directly holds 10,517 Littelfuse common shares. This post-transaction holding reflects his remaining equity position following the routine delivery of 710 shares to satisfy tax obligations on recent equity award vestings.

Do the Form 4 transactions for Littelfuse (LFUS) involve open-market sales by Kim?

No, the reported transactions are tax-withholding dispositions, not open-market sales. Each is coded “F” and described as payment of tax liability by delivering securities in connection with vesting restricted stock units and dividend equivalent units, a common administrative equity compensation event.