Littelfuse SVP covers taxes with share withholding

Littelfuse Inc. SVP & GM Transportation Bus.

Rhea-AI Filing Summary

Littelfuse Inc. SVP & GM Transportation Bus. David Ruppel reported routine tax-withholding transactions, not open-market sales. On April 24, 2026, a total of 222 shares of Littelfuse common stock were disposed of at $407.14 per share to cover tax obligations triggered by the vesting of restricted stock units and dividend equivalent units, as described in the footnotes.

Insider Trade Summary

Exercise Price or Tax Liability: 222 shares

Exercise Price or Tax Liability 2 txns

Insider Ruppel David

Role SVP & GM Transportation Bus.

Type	Security	Shares	Price	Value
Exercise Price or Tax Liability	Common Stock	2	$407.14	$814.28
Exercise Price or Tax Liability	Common Stock	220	$407.14	$90K

Holdings After Transaction: Common Stock — 5,766 shares (Direct)

Footnotes (2)

1. F1. 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. F2. 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 lot: 220 shares at $407.14 Additional tax-withholding lot: 2 shares at $407.14 Total tax-withholding shares: 222 shares +1 more

4 metrics

Tax-withholding lot 220 shares at $407.14 Common Stock, tax-withholding disposition on April 24, 2026

Additional tax-withholding lot 2 shares at $407.14 Common Stock, tax-withholding disposition on April 24, 2026

Total tax-withholding shares 222 shares Aggregate F-code dispositions for tax liabilities

Reference share price $407.14 per share Closing price used for valuing vesting equity awards

Key Terms

tax-withholding disposition, restricted stock units, dividend equivalent units

3 terms

tax-withholding disposition financial

"transaction_action: "tax-withholding disposition" for Common Stock entries"

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

"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

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

Dividend equivalent units are bookkeeping credits that mirror cash dividends paid on actual shares, granted to holders of stock-based awards such as restricted stock units or deferred compensation. They matter to investors because they increase a company’s reported employee compensation cost and can lead to issuance of more shares or cash payouts over time, similar to extra pay linked to ownership that affects shareholder dilution and corporate cash flow.

FAQ

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

What did Littelfuse (LFUS) executive David Ruppel report in this Form 4?

David Ruppel reported share dispositions strictly for tax withholding purposes. A total of 222 Littelfuse common shares were delivered back at $407.14 per share when equity awards vested, rather than sold in the open market.

How many Littelfuse (LFUS) shares were used for tax withholding and at what price?

The filing shows 222 shares of Littelfuse common stock used for tax withholding, split into lots of 220 and 2 shares, each valued at $407.14 per share based on the closing price on the relevant trading date.

Was this Littelfuse (LFUS) Form 4 an open-market sale by the SVP?

No, the Form 4 reflects a tax-withholding disposition, not an open-market sale. The code “F” and the description confirm shares were surrendered to cover tax liabilities tied to vesting equity awards, rather than voluntarily sold into the market.

What role does the insider in this Littelfuse (LFUS) Form 4 hold?

The reporting person, David Ruppel, serves as SVP & GM Transportation Bus. at Littelfuse. His Form 4 details how a portion of his equity compensation was used to satisfy tax obligations when those awards vested.

What do the footnotes in this Littelfuse (LFUS) Form 4 explain?

The footnotes explain that the $407.14 price is the closing share price on the trading date, or the preceding trading date, for vesting of restricted stock units and dividend equivalent units, clarifying how the valuation for the tax-withholding shares was determined.

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

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Accepted by SEC EDGAR 04/28/2026 - 04:50 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^*

Ruppel David

(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 Transportation Bus.

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		2	D	$407.14(1)	5,986	D
Common Stock	04/24/2026		F		220	D	$407.14(2)	5,766	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)