[8-K] Littelfuse Inc Reports Material Event

Rhea-AI Filing Summary

Littelfuse (LFUS) filed a Form 8-K disclosing an executive transition within its Semiconductor Business. Effective 11 Aug 2025, Chad Marak will step down as Senior Vice President & General Manager, and Dr. Karim Hamed will assume the role the same day. Marak will receive severance in line with the company’s Executive Severance Policy, contingent on signing a customary Separation and Release Agreement covering confidentiality and non-disparagement. The company furnished a related press release as Exhibit 99.1. No financial results, guidance, or additional strategic actions were included in this filing.

Positive

• Appointment of Dr. Karim Hamed provides an immediate successor, reducing leadership gap risk and offering potential for fresh strategic initiatives.

Negative

• Departure of incumbent SVP introduces execution uncertainty and possible disruption in customer relationships until the new leader is fully established.

Insights

Corporate Governance Expert

TL;DR: Orderly leadership swap; severance standard; strategic impact neutral until new SVP demonstrates results.

The 8-K signals a routine yet material change at the business-unit level. Severance aligns with the pre-disclosed Executive Severance Policy, indicating no extraordinary payout. The simultaneous appointment of Dr. Hamed limits vacancy risk and suggests succession planning was in place. However, investors lack insight into performance expectations or rationale for Marak’s departure, leaving strategic direction uncertain. Until execution under new leadership is proven, the event is best viewed as governance-neutral.

Industry Specialist – Power Semiconductors

TL;DR: New semiconductor chief may refresh strategy; near-term operational impact minimal; watch for product roadmap updates.

Littelfuse’s Semiconductor segment competes in power protection and automotive electrification. Installing Dr. Hamed maintains continuity but could herald portfolio realignment if his background differs from Marak’s. Because no restructuring or guidance changes accompanied the announcement, I classify the move as operationally neutral today, yet potentially positive if leadership accelerates growth initiatives. Investors should monitor forthcoming product launches and margin trends for evidence of impact.

0000889331falseLITTELFUSE INC /DE00008893312025-08-072025-08-07

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

WASHINGTON, D.C. 20579

FORM 8-K

CURRENT REPORT

PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934

Date of Report: August 7, 2025

(Date of earliest event reported)

LITTELFUSE, INC.

(Exact name of registrant as specified in its charter)

Delaware			0-20388			36-3795742
(State of other jurisdiction of incorporation)			(Commission File Number)			(IRS Employer Identification No.)

6133 N. River Road, Suite 500, Rosemont, IL 60018

(Address of principal executive offices) (Zip Code)

Registrant’s telephone number, including area code: (773) 628-1000

Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions:

☐ Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)

☐ Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)

☐ Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))

☐ Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

Securities registered pursuant to Section 12(b) of the Act:

Title of Each Class

Trading Symbol

Name of exchange on which registered

Common Stock, par value $0.01 per share

LFUS

NASDAQ Global Select Market

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (17 CFR §230.405) or Rule 12b-2 of the Securities Exchange Act of 1934 (17 CFR §240.12b-2).

Emerging growth company ☐

If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. ☐

Item 5.02 Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers

Effective August 11, 2025, Chad Marak will no longer serve as Senior Vice President and General Manager, Semiconductor Business of Littelfuse, Inc. (the “Company”). The Company appointed Dr. Karim Hamed as Mr. Marak’s successor as Senior Vice President and General Manager, Semiconductor Business, effective August 11, 2025.

Following Mr. Marak’s separation from the Company and termination of his employment, Mr. Marak will be entitled to severance benefits consistent with those provided for under the terms of the Company’s Executive Severance Policy. Such severance benefits are subject to his execution and non-revocation of a Separation and Release Agreement, which would contain customary terms including confidentiality, release of claims, and non-disparagement provisions. For a description of the Company’s Executive Severance Policy, see the Company’s Compensation Discussion and Analysis included in the Company’s definitive Proxy Statement filed with the Securities and Exchange Commission on March 14, 2025.

Item 7.01 Regulation FD Disclosure.

A copy of the press release announcing the Company’s appointment of Dr. Hamed as Senior Vice President and General Manager, Semiconductor Business is furnished as Exhibit 99.1 to this Current Report on Form 8-K.

The exhibit furnished under Item 7.01 of this Current Report shall not be deemed “filed” for purposes of Section 18 of the Securities Exchange Act of 1934 (the “Exchange Act”), or otherwise subject to the liabilities of that section, nor shall it be deemed incorporated by reference in any filing by the Company under the Securities Act of 1933 or the Exchange Act, except as shall be expressly set forth by specific reference in such filing.

Item 9.01 Financial Statements and Exhibits.

(d) Exhibits.

Exhibit No.			Description
99.1			Press Release, dated August 7, 2025.
104			Cover Page Interactive Data File (embedded within the Inline XBRL document)

Signature

Pursuant to the requirements of the Securities Exchange Act of 1934, the Registrant has duly caused this report to be signed on its behalf by the undersigned thereunto duly authorized.

			Littelfuse, Inc.
Date: August 7, 2025			By: /s/ Ryan K. Stafford
			Executive Vice President, Chief Legal Officer and Corporate Secretary

FAQ

Why did Littelfuse (LFUS) file a Form 8-K on August 7, 2025?

To report the departure of SVP & GM Chad Marak and the appointment of Dr. Karim Hamed as his successor.

Who is the new Senior Vice President & General Manager of Littelfuse's Semiconductor Business?

Dr. Karim Hamed will assume the role effective August 11, 2025.

What severance will Chad Marak receive after leaving Littelfuse?

He is eligible for benefits under the company’s Executive Severance Policy, subject to signing a Separation and Release Agreement.

Does the 8-K include any financial results or updated guidance?

No. The filing is limited to the leadership change; it does not provide earnings figures or guidance revisions.

Where can investors find more details about the executive transition?

The company’s press release is furnished as Exhibit 99.1 to the Form 8-K.