Maggie Chu (LITTELFUSE INC /DE – LFUS) receives 6-share stock award

Rhea-AI Filing Summary

Littelfuse SVP and CHRO Maggie Chu reported a small, compensation-related stock acquisition. She received a grant of 6 shares of Common Stock valued at $480.24 per share. According to the footnote, these shares represent dividends accrued on her unvested restricted stock units. After this transaction, she directly holds 6,007 shares of Littelfuse common stock.

Insider Trade Summary

1 transaction reported

Mixed 1 txn

Insider Chu Maggie

Role SVP, CHRO

Type	Security	Shares	Price	Value
Grant/Award	Common Stock	6	$480.24	$3K

Holdings After Transaction: Common Stock — 6,007 shares (Direct, null)

Footnotes (1)

1. [object Object]

Key Figures

Shares awarded: 6 shares Grant price per share: $480.24 per share Shares held after transaction: 6,007 shares

3 metrics

Shares awarded 6 shares Grant of Common Stock on June 4, 2026

Grant price per share $480.24 per share Value assigned to awarded Common Stock

Shares held after transaction 6,007 shares Direct Common Stock holdings following grant

Key Terms

restricted stock units, Common Stock, Grant, award, or other acquisition

3 terms

restricted stock units financial

"Represents shares accrued as payment of dividends on unvested restricted stock units."

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.

Common Stock financial

"security_title: "Common Stock""

Common stock represents ownership shares in a company, giving investors a stake in its success and a say in important decisions through voting rights. It is the most common type of stock traded on markets and can provide income through dividends, as well as potential for value growth. For investors, holding common stock means sharing in the company’s profits and risks.

Grant, award, or other acquisition financial

"transaction_code_description: "Grant, award, or other acquisition""

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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^*

Chu Maggie

(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, CHRO

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
06/04/2026

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	06/04/2026		A		6(1)	A	$480.24	6,007	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 shares accrued as payment of dividends on unvested restricted stock units.

Remarks:

	/s/Anne-Marie D'Angelo, Power of Attorney	06/08/2026
	** 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 Maggie Chu?

Littelfuse reported that SVP and CHRO Maggie Chu received 6 shares of Common Stock as a grant. The award reflects dividends accrued on her unvested restricted stock units, rather than an open-market purchase or sale.

How many Littelfuse (LFUS) shares does Maggie Chu hold after this Form 4?

After the reported transaction, Maggie Chu directly holds 6,007 Littelfuse Common Stock shares. This total includes the 6-share grant recorded on June 4, 2026, which was issued as dividend equivalents on unvested restricted stock units.

Was Maggie Chu’s Littelfuse (LFUS) Form 4 transaction a market buy or sell?

The Form 4 shows no market buy or sell by Maggie Chu. Instead, she acquired 6 shares through a grant categorized as a “Grant, award, or other acquisition,” reflecting dividends on her unvested restricted stock units.

What price was used for Maggie Chu’s Littelfuse (LFUS) stock award?

The 6-share award to Maggie Chu was valued at $480.24 per Littelfuse share. This price is used to record the grant on the Form 4 but does not indicate an open-market transaction or a trade executed by her.

What does the dividend-related footnote mean on Maggie Chu’s Littelfuse (LFUS) Form 4?

The footnote explains that the 6 shares represent dividends accrued on unvested restricted stock units. Instead of paying cash, Littelfuse credited additional shares tied to those RSUs, making this a routine compensation adjustment, not a discretionary stock trade.