Welcome to our dedicated page for Littelfuse SEC filings (Ticker: LFUS), a comprehensive resource for investors and traders seeking official regulatory documents including 10-K annual reports, 10-Q quarterly earnings, 8-K material events, and insider trading forms.
Littelfuse Inc. filings document operating results, governance matters, financing arrangements, and executive compensation for a Delaware public company focused on electrical energy transfer and circuit protection products. Form 8-K reports include quarterly and annual results furnished with investor presentations, Regulation FD materials, material definitive agreements, and leadership or board changes.
Proxy materials describe annual meeting proposals, director elections, advisory executive-compensation votes, auditor ratification, board committee matters, and related governance disclosures. Other filings cover the company's senior unsecured revolving credit facility, long-term incentive plan award agreements, executive separation arrangements, and capital-structure matters tied to working capital, capital expenditures, acquisitions, and general corporate purposes.
Littelfuse Inc. insider report: Jeffrey Gorski, SVP & Chief Accounting Officer, reported the sale of common stock on 08/12/2025. He sold 750 shares in multiple transactions at prices ranging from $253.81 to $254.56, with a weighted average sale price of $254.10. After these disposals he beneficially owns 6,783 shares. The Form 4 for LFUS was executed under power of attorney by Ryan K. Stafford on 08/13/2025. The reporting person states he will provide transaction-level price details upon request. No derivative transactions are reported in this filing.
Littelfuse reporting person Hamed Karim Wagdy, SVP & GM, Semiconductor Business, was granted 1,426 restricted stock units (RSUs) under the Littelfuse/IXYS Long-Term Incentive Plan on 08/11/2025. The award was recorded at a $0 price and vests in three equal annual installments beginning on the first anniversary of the grant. Following the reported transaction the reporting person beneficially owns 1,426 shares directly. This Form 4 discloses a routine insider equity grant and the vesting schedule tied to multi-year retention.
Hamed Karim Wagdy, listed as SVP & GM, Semiconductor Business of Littelfuse Inc (LFUS), filed an initial Form 3 reporting the event date 08/11/2025. The filing states no securities are beneficially owned by the reporting person. The form was submitted by a Power of Attorney, Mark J. Reyes, with a POA signature date of 08/13/2025.
Chung T.J., a director of Littelfuse Inc. (LFUS), reported transactions on Form 4 dated 08/11/2025. The filing shows two stock options (for 911 and 1,432 shares) were exercised on that date with conversion/exercise prices shown as $199.24 and $132.08, resulting in acquisition of 2,343 common shares.
The filing also reports sales of 679 and 1,664 shares on 08/11/2025 at weighted average prices of $245.24 and $246.46 (price ranges disclosed). Following these transactions the reporting person beneficially owned 18,730 shares and is shown as holding 0 derivative securities. Explanations note the options' vesting schedules.
Littelfuse Inc (LFUS) reports a Rule 144 notice that 2,923 common shares will be offered for sale through Merrill on the NASDAQ with an approximate sale date of 08/12/2025. The filing shows the shares were acquired on 07/31/2020 by stock option exercise from Littelfuse, Inc, and the planned consideration on sale is cash. The aggregate market value of the shares at the time of the notice is reported as $745,804.00, and the company has 24,781,588 shares outstanding.
The filer states there were no sales in the past three months to aggregate with this sale. The position being sold represents approximately 0.012% of outstanding shares, indicating the transaction is small relative to total share count.
Littelfuse (LFUS) Form 144 reports a proposed sale of 750 common shares with an aggregate market value of $190,579, to be executed through Merrill Lynch on approximately 08/12/2025 on NASDAQ.
The 750 shares were acquired through restricted stock vesting in four tranches between 04/22/2024 and 04/25/2025 (60, 279, 244 and 167 shares respectively). The filing lists 24,781,558 shares outstanding and reports "Nothing to Report" for securities sold by the filer in the past three months. The notice includes the standard representation that the seller is not aware of undisclosed material adverse information about the issuer.
Littelfuse Inc (LFUS) filed a Form 144 notice of a proposed sale under Rule 144 for 2,343 common shares to be sold on NASDAQ through Merrill (8890 Lyra Dr, Columbus, OH), with an aggregate market value of $576,039 and an approximate sale date of 08/11/2025. The filing shows 24,781,558 shares outstanding. The 2,343 shares were acquired via stock option exercises: 911 shares on 04/26/2019 and 1,432 shares on 04/23/2020, and payment is listed as cash. The filer reported Nothing to Report for securities sold in the past three months and attests they have no undisclosed material adverse information about the issuer.
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.