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.
The Littelfuse Inc (NASDAQ: LFUS) SEC filings page on Stock Titan brings together the company’s regulatory disclosures, helping investors review how this diversified industrial technology manufacturer reports its performance and material events. Littelfuse files annual reports on Form 10-K, quarterly updates on Form 10-Q, and current reports on Form 8-K, along with other required documents.
Recent Form 8-K filings illustrate how the company uses these reports to communicate important information. Littelfuse has filed 8-Ks to furnish quarterly earnings press releases, including segment-level data for its Electronics, Transportation, and Industrial businesses, as well as non-GAAP metrics such as organic net sales growth, adjusted operating income, adjusted EBITDA, and free cash flow. These filings also reference slide presentations and investor materials hosted on the company’s investor relations site.
Other 8-Ks document corporate actions and governance events. For example, Littelfuse filed an 8-K describing its entry into a membership interest purchase agreement to acquire Basler Electric Company, outlining key terms, conditions, and risk factors related to the transaction. Another 8-K reports on executive leadership changes within the Semiconductor Business of the Electronics segment.
On this page, users can access Littelfuse’s 10-K and 10-Q filings for detailed financial statements, risk factor discussions, and segment disclosures, as well as 8-Ks covering acquisitions, earnings releases, and leadership updates. Stock Titan’s AI-powered tools summarize lengthy filings, highlight important sections, and make it easier to interpret complex topics such as non-GAAP reconciliations, transaction agreements, and compensation-related disclosures. Investors can also review insider and governance-related filings, where available, to better understand the company’s corporate actions and reporting history.
Conrad Alexander, SVP & GM Passenger Vehicle at Littelfuse (LFUS), reported option vesting and subsequent open-market sales on 08/25/2025. The filing shows acquisitions labeled "M" totaling 9,697 shares through vesting/exercise of stock options at exercise prices of $166.63, $132.08 and $199.24. The reporting person sold 13,210 shares in multiple transactions at weighted-average sale prices of $261.06, $261.75 and $262.73, respectively. After these transactions the reporting person beneficially owned 3,427 shares, held directly. The filing lists the number of underlying options remaining exercisable (5,293; 3,604; 800) with stated expiration dates and shows the reporting was made by one reporting person with a POA signature dated 08/26/2025.
Littelfuse Inc (LFUS) Form 144 notifies a proposed sale of 13,210 shares of common stock through Merrill on or about 08/25/2025. The filing lists an aggregate market value of $3,461,020.00 and reports 24,781,558 shares outstanding for the issuer. The shares to be sold were acquired over multiple dates primarily by restricted stock lapses between 2019 and 2025 and by stock option exercises in 2019 and 2020, with many restricted-lapse entries in April of each year. Broker details are provided as Merrill, 8890 Lyra Drive, Columbus, OH, 5th Floor. The filer certifies they are unaware of undisclosed material adverse information and no securities were reported sold by the filer in the past three months.
Littelfuse, Inc. (LFUS) Form 144 notice shows a proposed sale of 10,206 common shares by a holder who acquired the shares via a stock option exercise on 04/26/2019. The filing states an aggregate market value of $2,667,273 and reports 277,535,696 shares outstanding. The proposed sale is scheduled for 08/25/2025 through Merrill in Columbus, Ohio, and payment is to be made in cash. The filing confirms no other sales by this person in the past three months and includes the seller's representation that they are unaware of any undisclosed material adverse information about the issuer.
Form 144 filed for Littelfuse, Inc. (LFUS) shows an intended sale of 15,119 common shares acquired on 04/23/2020 through a stock option exercise. The filing lists an aggregate market value of $3,965,248 and an approximate sale date of 08/22/2025 through Merrill on the NASDAQ. The filer named in recent transactions is Meenal Sethna, with five reported sales during August 2025 totaling 16,438 shares and $4,146,996 in gross proceeds. The notice states payment expected in cash and includes the required certification that the seller is not aware of undisclosed material adverse information.
Littelfuse Inc. (LFUS) filed a Form 144 reporting the proposed sale of 8,437 common shares, with an aggregate market value of $2,206,497, to be sold on 08/22/2025 on NASDAQ. The shares were acquired through stock option exercises on 04/28/2022 (3,488 shares), 04/27/2023 (2,861 shares) and 04/25/2024 (2,088 shares), and payment is noted as cash. The filing also discloses a recent sale by Chadwick Marak of 8,430 shares on 08/13/2025 for gross proceeds of $2,191,016. The filer certifies no undisclosed material adverse information about the issuer.
Littelfuse, Inc. (LFUS) Form 144 notifies a proposed sale of 1,719 common shares to be executed through Merrill on 08/19/2025 with an indicated aggregate market value of 438,936.00. The filer acquired these shares on 04/23/2020 via a stock option exercise from Littelfuse, Inc., and intends to receive cash on sale. The notice also discloses recent sales by the same person totaling 14,319 shares across four transactions on 08/12–08/15/2025, generating aggregate gross proceeds of 3,708,060.00. The filer certifies no undisclosed material adverse information and includes the standard attestation regarding 10b5-1 trading plans.
Jeffrey G. Gorski, SVP & Chief Accounting Officer of Littelfuse Inc. (LFUS), reported a sale of 350 shares of company common stock on 08/13/2025 at a price of $262.42 per share. After the transaction he beneficially owns 6,433 shares in a direct ownership form. The Form 4 was filed for one reporting person and executed by power of attorney on 08/15/2025.
David Ruppel, SVP & GM Commercial Vehicle at Littelfuse (LFUS), reported two dispositions of Littelfuse common stock on 08/14/2025. The filing shows a disposition of 65 shares at a reported price of $256.33 and a separate disposition of 104 shares at the same price. The form lists resulting amounts of beneficial ownership following the reported transactions as 5,439 shares on the first line and 5,335 shares on the second line. The form includes an explanatory note that the price reflects the closing price on the trading date of vesting of restricted stock units or the preceding trading date if vesting fell on a non-trading day. The Form 4 was signed via power of attorney on 08/15/2025.
Form 144 filed for Littelfuse, Inc. (LFUS) documents a proposed sale of 100 common shares through Merrill with an aggregate market value of $25,737.00, with an approximate sale date of 08/15/2025 on NASDAQ. The filer reports that the 100 shares were acquired on 04/23/2020 by exercising stock options granted by Littelfuse, Inc., and payment for the proposed sale is listed as cash. The filing also discloses prior open-market sales by Meenal Sethna on 08/12/2025 (2,923 shares, $745,804 gross), 08/13/2025 (11,256 shares, $2,926,188 gross), and 08/14/2025 (40 shares, $10,331 gross), totaling $3,682,323 in gross proceeds from those three days.
The filer certifies there is no undisclosed material adverse information about the issuer and provides the standard signature/attestation language required by the form.
Form 144 notice for Littelfuse (LFUS) shows a proposed sale of 350 common shares through Merrill Lynch on NASDAQ with an aggregate market value of $91,847. The filing lists the securities as recently acquired via restricted stock vesting from Littelfuse, Inc.: 160 shares vested on 04/25/2025 and 190 shares vested on 04/27/2025, each noted as paid in cash.
The form also records that 750 shares were sold in the past three months for $190,579, and reports 24,781,558 shares outstanding. All details are presented as routine Rule 144 disclosures documenting an insider sale and recent vesting events.