Every Form 4 that Littelfuse Inc (LFUS) has filed with the SEC in the last 12 months is listed below, newest first, and each one links through to the document itself with the summary and the scores our analysis gives it.
A Form 4 covers the transactions officers, directors and large holders report, so if you follow LFUS and want that one kind of document rather than the whole filing history, this is the page to keep. The company's other filings, of every form, are on the full LFUS filings page.
Littelfuse senior vice president and chief human resources officer Maggie Chu reported routine tax-related share dispositions. On April 24–27, 2026, a total of 711 shares of common stock were withheld to cover tax obligations tied to the vesting of restricted stock units and dividend equivalent units at prices of $403.02 and $407.14 per share. These F-code transactions reflect tax-withholding dispositions, not open-market sales, and Chu now directly holds 7,098 common shares after the reported activity.
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.
Littelfuse Inc. SVP & Chief Accounting Officer Jeffrey G. Gorski reported routine share dispositions tied to tax obligations, not open‑market trades. On April 24–27, 2026, a total of 683 shares of Littelfuse Common Stock were withheld to cover tax liabilities upon vesting of restricted stock units, at reference prices of $407.14 and $403.02 per share. After these tax-withholding dispositions, Gorski directly holds 6,323 shares of Littelfuse Common Stock.
Littelfuse SVP Deepak Nayar reported routine share dispositions related to tax withholding. Over several days in late April, Nayar had a total of 1,476 shares of Littelfuse common stock withheld to cover tax liabilities tied to equity awards, rather than selling shares in the open market.
The Form 4 shows 649 and 7 shares disposed on April 24 at $407.14 per share, 423 shares on April 25 at $407.14, and 397 shares on April 27 at $403.02. After these tax-withholding dispositions, Nayar directly held 6,173 common shares. Footnotes explain the prices reflect closing prices on the trading dates of vesting for restricted stock units and dividend equivalent units.
Littelfuse President & CEO Gregory N. Henderson reported share dispositions that were used to pay tax obligations tied to equity awards, rather than open-market sales. On April 24 and 25, a total of 1,722 shares of Common Stock were delivered at $407.14 per share as tax-withholding dispositions.
Footnotes explain that the price reflects the closing price on the trading date of the vesting of restricted stock units and dividend equivalent units. After these transactions, Henderson directly holds 19,102 shares of Littelfuse common stock.
Littelfuse executive Ryan K. Stafford, Executive VP, CLO & Corporate Secretary, reported several share dispositions classified as tax-withholding events, not open-market sales. Across multiple dates, a total of 1,472 common shares were withheld to satisfy tax liabilities tied to vesting equity awards. Following these transactions, Stafford directly owns 27,130 shares of Littelfuse common stock.
Littelfuse executive Peter Sung-Jip Kim, SVP & GM Industrial Business, reported routine share dispositions related to equity compensation. A total of 710 shares of Common Stock were delivered back to cover tax obligations tied to the vesting of restricted stock units and dividend equivalent units. These tax-withholding dispositions occurred at share prices of $407.14 and $403.02 on late April dates. Following the most recent transaction, Kim directly holds 10,517 shares of Littelfuse common stock.
Hamed Karim Wagdy reported acquisition or exercise transactions in this Form 4 filing.
Littelfuse senior vice president and general manager of the Semiconductor Business, Hamed Karim Wagdy, received a grant of 1,521 restricted stock units of Littelfuse common stock as equity compensation under the Littelfuse/IXYS Corporation Long-Term Incentive Plan. The award vests in equal one-third installments annually, beginning on the first anniversary of the grant date, encouraging longer-term retention. Following this grant, Wagdy directly holds 2,958 Littelfuse shares.
Nayar Deepak reported acquisition or exercise transactions in this Form 4 filing.
Littelfuse senior vice president and GM of the Electronics Business, Deepak Nayar, received a grant of 1,632 restricted stock units tied to common stock as executive compensation. The award was made on April 22, 2026 and vests in one-third increments each year starting on the first anniversary of the grant date.
Following this equity grant, Nayar directly holds 7,649 shares of Littelfuse common stock, reflecting his ongoing ownership stake in the company.
Khandelwal Abhishek reported acquisition or exercise transactions in this Form 4 filing.
Littelfuse Executive VP and CFO Abhishek Khandelwal received a grant of 2,356 shares of common stock in the form of restricted stock units under the Littelfuse/IXYS Corporation Long-Term Incentive Plan. These units vest in one-third increments annually starting on the first anniversary of the grant date.
After this award, Khandelwal directly holds 9,941 shares of Littelfuse common stock. This is a compensation-related equity grant, not an open-market share purchase or sale.
Littelfuse senior vice president and chief accounting officer Jeffrey G. Gorski received an equity grant in the form of restricted stock units. He was awarded 573 shares of common stock at no cash cost to him, classified as a grant or award acquisition. The award was made under the Littelfuse/IXYS Corporation Long-Term Incentive Plan and vests in one-third increments annually starting on the first anniversary of the grant date. Following this grant, Gorski directly holds 7,006 shares of Littelfuse common stock, reflecting a routine compensation-related increase in his equity stake.
Henderson Gregory N. reported acquisition or exercise transactions in this Form 4 filing.
Littelfuse Inc. President & CEO Gregory N. Henderson received a grant of 6,843 shares of Common Stock in the form of restricted stock units under the Littelfuse/IXYS Corporation Long-Term Incentive Plan. The grant vests in three equal annual installments beginning on the first anniversary of the grant date.
Following this equity award, Henderson directly holds 20,824 shares of Littelfuse common stock. The transaction reflects a compensation-related stock grant at no cash cost to him, rather than an open-market purchase.
Chu Maggie reported acquisition or exercise transactions in this Form 4 filing.
Littelfuse senior vice president and CHRO Maggie Chu received an equity award of 1,084 restricted stock units under the Littelfuse/IXYS Corporation Long-Term Incentive Plan. The grant vests in one-third increments annually starting on the first anniversary of the grant date, bringing her direct holdings to 7,809 common shares.
Kim Peter Sung-Jip reported acquisition or exercise transactions in this Form 4 filing.
Littelfuse senior vice president and GM of the Industrial Business, Peter Sung-Jip Kim, received a grant of 1,047 shares of common stock in the form of restricted stock units under the Littelfuse/IXYS Corporation Long-Term Incentive Plan.
The award vests in three equal annual installments, beginning on the first anniversary of the grant date. Following this grant, Kim directly holds 11,227 shares of common stock, reflecting a routine, compensation-related equity award rather than an open-market purchase.
Littelfuse, Inc. senior vice president and general manager of the Transportation business, David Ruppel, reported an equity compensation grant. He acquired 1,018 shares of common stock through a grant of restricted stock units at a stated price of $0.00 per share. Following this award, he directly holds 5,988 common shares. The restricted stock units were granted under the Littelfuse/IXYS Corporation Long-Term Incentive Plan and vest in three equal annual installments beginning on the first anniversary of the grant date.
GRILLO ANTHONY reported acquisition or exercise transactions in this Form 4 filing.
Littelfuse director Anthony Grillo received an equity grant tied to company stock. He was awarded 482 restricted stock units under the Amended and Restated Littelfuse, Inc. Long-Term Incentive Plan. The grant will vest in full on the earlier of the first anniversary of the grant date or the date of the company's 2027 Annual Meeting of Stockholders. Following this award, he holds 67,890 shares directly.
GREEN MARIA C reported acquisition or exercise transactions in this Form 4 filing.
LITTELFUSE INC /DE director Maria C. Green received an equity grant of 482 shares of Common Stock in the form of restricted stock units. The award was granted at no cash cost to her under the Amended and Restated Littelfuse, Inc. Long-Term Incentive Plan.
The restricted stock units vest in full on the earlier of the first anniversary of the grant date or the date of the company’s 2027 Annual Meeting of Stockholders. After this grant, Green directly holds 4,203 shares of Littelfuse common stock.
CHUNG T J reported acquisition or exercise transactions in this Form 4 filing.
Littelfuse Inc. director T J Chung reported an equity award rather than a market trade. On the reported date, Chung received 482 shares of Common Stock in the form of restricted stock units granted under the Amended and Restated Littelfuse, Inc. Long-Term Incentive Plan. The award carries no purchase price and vests in full on the earlier of the first anniversary of the grant date or the date of the company’s 2027 Annual Meeting of Stockholders. Following this grant, Chung directly holds 19,291 shares of Littelfuse common stock.
HUNTER GORDON reported acquisition or exercise transactions in this Form 4 filing.
Littelfuse director Gordon Hunter received an equity grant as part of his compensation. He was awarded 482 shares of common stock in the form of restricted stock units under the Amended and Restated Littelfuse, Inc. Long-Term Incentive Plan. These units vest in full on the earlier of the first anniversary of the grant date or the date of the company’s 2027 Annual Meeting of Stockholders. After this grant, Hunter directly holds 27,281 shares of Littelfuse common stock.
PAEPER HOLLY Beth reported acquisition or exercise transactions in this Form 4 filing.
Littelfuse director Holly Beth Paeper received a grant of 482 restricted stock units of Common Stock as equity compensation. The award was made at no cash cost to her and increased her directly held stake to 554 shares. The grant was issued under the Amended and Restated Littelfuse, Inc. Long-Term Incentive Plan and will vest in full on the earlier of the first anniversary of the grant date or the date of the company’s 2027 Annual Meeting of Stockholders.
Cerniglia Kristina A. reported acquisition or exercise transactions in this Form 4 filing.
Littelfuse, Inc. director Kristina A. Cerniglia received an equity grant of 482 shares of common stock as restricted stock units at no cash cost. This is a compensation-related award, not an open-market purchase or sale. Following the grant, she directly holds 4,739 common shares.
The restricted stock units were granted under the Amended and Restated Littelfuse, Inc. Long-Term Incentive Plan. The grant will vest in full on the earlier of the first anniversary of the grant date or the date of the company’s 2027 Annual Meeting of Stockholders, providing time-based alignment with board service.
NOGLOWS WILLIAM P reported acquisition or exercise transactions in this Form 4 filing.
Littelfuse director William P. Noglows reported an equity award and updated holdings in company stock. He received a grant of 482 restricted stock units of common stock under the Amended and Restated Littelfuse, Inc. Long-Term Incentive Plan. The award vests in full on the earlier of the first anniversary of the grant date or the date of Littelfuse’s 2027 Annual Meeting of Stockholders. Following this grant, he holds 22,176 shares of common stock directly. In addition, trusts for the benefit of his son and daughter each hold 2,500 shares of Littelfuse common stock.
Littelfuse Inc. director Anthony Grillo reported a bona fide gift of 3,000 shares of Common Stock. The transfer was recorded at a price of $0.00 per share, reflecting a charitable or personal gift rather than a market sale. Following this disposition, Grillo directly holds 67,408 Littelfuse shares.
Littelfuse director Gayla J. Delly acquired 2 shares of common stock on a grant/award basis at a stated price of $323.58 per share. According to the filing footnote, these shares were accrued as payment of dividends on unvested restricted stock units, bringing her direct holdings to 1,816 shares.
Littelfuse director Anthony Grillo reported small stock awards tied to dividends. On March 5, 2026, he acquired 72 shares of common stock through dividend reinvestment in a deferred compensation plan and 2 shares as dividend equivalents on unvested restricted stock units, bringing his directly held total to 70,408 shares.
Littelfuse director Gordon Hunter reported small stock awards tied to dividends. On March 5, 2026, he acquired 8 shares of common stock at $323.58 per share through dividend reinvestment in a deferred compensation plan and 2 shares at $323.58 per share as dividend equivalents on unvested restricted stock units. After these non‑market acquisitions, he directly owned 26,799 common shares.
Littelfuse senior vice president and industrial business general manager Peter Sung-Jip Kim reported an acquisition of 5 shares of common stock on March 5, 2026. These shares were accrued as payment of dividends on his unvested restricted stock units at a price of $323.58 per share, bringing his directly held total to 10,180 shares.
Littelfuse director Kristina A. Cerniglia reported a small share acquisition through a Form 4 filing. On the reported date, she acquired 2 shares of Littelfuse common stock at a price of $323.58 per share as a grant or award.
According to the footnote, these shares represent stock accrued as payment of dividends on her unvested restricted stock units, rather than an open-market purchase. Following this transaction, she directly owns 4,257 shares of Littelfuse common stock.
Littelfuse President and CEO Gregory N. Henderson reported an acquisition of company stock tied to his compensation. On March 5, 2026, he received 30 shares of common stock, recorded at $323.58 per share, as payment of dividends on his unvested restricted stock units. After this award, he directly owned 13,981 common shares.
Littelfuse Executive VP, CLO & Corporate Secretary Ryan K. Stafford reported an acquisition of common stock through an equity award. On March 5, 2026, he received 11 shares of Littelfuse common stock, valued at $323.58 per share, as payment of dividends on unvested restricted stock units.
After this accrual, his directly held common stock ownership increased to 28,602 shares. This was a grant/award acquisition rather than an open-market purchase or sale.
Khandelwal Abhishek reported acquisition or exercise transactions in this Form 4 filing.
Abhishek Khandelwal, Executive VP and CFO of Littelfuse, reported two stock awards on March 5, 2026, receiving 7 and 11 shares of common stock at a reference price of $323.5800 per share. The shares represent dividends accrued on unvested restricted stock units. Following these awards, he directly holds 7,585 Littelfuse common shares, and the filing indicates they were not made under a Rule 10b5-1 trading plan.
Littelfuse director T J Chung reported small stock awards tied to dividends rather than open-market trades. On the reported date, Chung acquired 21 shares of common stock through dividend reinvestment in a deferred compensation plan and 2 shares as dividend equivalents on unvested restricted stock units. Following these non-derivative acquisitions, Chung directly owned 18,809 shares of Littelfuse common stock.
Littelfuse SVP David Ruppel reported an acquisition of 5 shares of common stock on March 5, 2026. The shares were accrued as payment of dividends on his unvested restricted stock units at a reference price of $323.58 per share, bringing his direct holdings to 4,970 shares.
Littelfuse director William P. Noglows reported small share awards tied to dividends rather than open-market trades. He acquired 7 shares of common stock at $323.58 per share through dividend reinvestment in a deferred compensation plan and 2 shares at the same price as dividend payments on unvested restricted stock units, bringing his directly held shares to 21,694. Separately, 2,500 shares are reported as indirectly owned in a trust for his son and 2,500 shares in a trust for his daughter.
Littelfuse director Maria C. Green reported an automatic stock-based award rather than an open-market trade. On March 5, 2026, she acquired 2 shares of Littelfuse common stock at $323.58 per share, representing shares accrued as dividend payments on unvested restricted stock units. Following this grant, her directly held position rose to 3,721 shares of common stock.
Littelfuse senior vice president and chief human resources officer Maggie Chu acquired additional common stock through an award linked to existing equity compensation. On this Form 4, she received 6 shares of Littelfuse common stock at $323.58 per share, bringing her direct holdings to 6,725 shares. A footnote explains these shares were accrued as payment of dividends on unvested restricted stock units, meaning they represent dividend equivalents rather than an open-market purchase.
Littelfuse senior executive Deepak Nayar received an automatic stock-based accrual tied to his existing equity awards. On the transaction date, he acquired 8 shares of Littelfuse common stock at a price of $323.58 per share as a grant/award, representing shares accrued as payment of dividends on unvested restricted stock units. After this transaction, he directly owned 6,017 Littelfuse common shares.
Littelfuse senior vice president and general manager of the Semiconductor Business, Hamed Karim Wagdy, reported an automatic acquisition of common stock under a company equity arrangement. On the reported date, he acquired 3 shares of common stock at a price of $323.58 per share.
According to the footnote, these shares represent stock accrued as payment of dividends on unvested restricted stock units, rather than an open-market purchase. After this dividend-related accrual, his directly owned common stock holdings increased to 1,437 shares.
Littelfuse, Inc. reported that director Holly Beth Paeper acquired 72 shares of common stock through a grant of restricted stock units under the Amended and Restated Littelfuse, Inc. Long-Term Incentive Plan. The units were awarded at $0.00 per share and will vest in full on the first anniversary of the grant date.
Littelfuse director Kristina A. Cerniglia reported option exercises and a share sale. On February 24, 2026, she exercised stock options covering 911 and 1,432 shares of common stock that were granted in 2019 and 2020 and had vested in annual installments.
The exercises converted into 2,343 common shares, and on the same day she sold 2,343 shares of Littelfuse common stock at $368.38 per share in an open-market transaction. The sale was made under a pre-arranged Rule 10b5-1 trading plan adopted on November 18, 2025, and she held 4,255 shares directly after these transactions.
Littelfuse director Gordon Hunter reported a combination of option exercise and share sales. On February 20, he exercised a stock option for 911 shares at a price of $0.00 per option, receiving 911 shares of common stock at $199.24 per share.
That same day, he sold a total of 911 Littelfuse common shares in open-market transactions at per-share prices of $368.42, $367.65, and $366.61, with some trades executed as weighted-average prices within disclosed ranges. After these transactions, he directly owned 26,789 Littelfuse shares.
Littelfuse Inc. director Anthony Grillo reported an option exercise and related share sales. On February 10, 2026, he exercised a stock option for 911 shares of common stock at an exercise price of $199.24 per share.
That same day, he sold a total of 5,000 common shares in open-market transactions, including 4,570 shares at a weighted average price of $346.13 and 390 shares at a weighted average price of $347.35, plus 40 shares at $348.47. After these transactions, he directly owned 70,334 Littelfuse common shares.
Littelfuse senior vice president and chief accounting officer Jeffrey G. Gorski reported multiple stock option exercises and share sales. On February 5–6, 2026, he exercised 6,000 stock options at an exercise price of $166.63 per share and sold 6,000 common shares at sale prices generally in the low to mid-$300s, including weighted average prices referenced between $328.64 and $347.23. After these transactions, he directly holds 6,433 shares of Littelfuse common stock and 689 remaining stock options on the same grant.
Littelfuse director William P. Noglows reported an option exercise and updated share holdings. On February 4, 2026, a stock option for 911 shares of Littelfuse common stock was exercised at an exercise price of $199.24 per share, converting the option into common shares.
Following this transaction, Noglows beneficially owns 21,685 shares of Littelfuse common stock directly. In addition, 2,500 shares are held in a trust for the benefit of his son and another 2,500 shares are held in a trust for the benefit of his daughter, reported as indirect ownership. The option position for 911 shares is now shown as fully exercised with no remaining derivative securities of that grant.
Littelfuse senior vice president and chief human resources officer Maggie Chu reported an insider transaction involving company common stock. On February 4, 2026, she exercised a stock option for 2,061 shares of common stock at an exercise price of $262.75 per share and acquired those shares directly. That same day, she sold 2,061 shares of common stock in market transactions at a weighted average price of $326.71 per share, with individual sale prices ranging from $326.68 to $327.40. After these transactions, Chu directly held 6,719 common shares of Littelfuse.
Littelfuse senior vice president Kim Peter Sung-Jip reported exercising employee stock options and selling shares of the company’s common stock. On February 2, 2026, he exercised options for 5,488 shares at an exercise price of $166.63 per share.
On the same day, he sold a total of 5,488 common shares in several market transactions at weighted average prices ranging from about $325.44 to $328.14 per share, as detailed in the price ranges in the footnotes. After these transactions, he directly owned 10,175 Littelfuse shares.
Littelfuse executive Stafford Ryan K, Executive VP, CLO & Corporate Secretary, exercised stock options for 16,839 shares of common stock at $132.08 per share on 02/02/2026. On the same day, he sold 16,839 shares in several market transactions at prices around $325–$327 per share.
After these transactions, he continued to directly own 28,591 shares of Littelfuse common stock. The option for 16,839 shares had vested in three equal annual installments beginning one year after its April 23, 2020 grant date.
Littelfuse SVP & GM Electronics Business Deepak Nayar reported a series of stock option exercises and share sales in company common stock. On February 2, 2026, he exercised options for 4,300 shares at $267.84 and 4,575 shares at $240.76, receiving an equal number of common shares.
That same day, he sold a total of 8,875 shares of Littelfuse common stock in multiple transactions, at weighted average prices ranging from about $320 to $325.50, as detailed in several price-range footnotes. After these transactions, he directly owned 6,009 shares of Littelfuse common stock.
Littelfuse senior vice president David Ruppel reported an option exercise and same-day share sales. On February 2, 2026, he exercised 1,113 stock options for Littelfuse common stock at $251.82 per share, increasing his directly held common shares.
That same day, he sold 1,113 shares at $320.78 per share and an additional 382 shares at $322.31 per share. After these transactions, he directly owned 4,965 shares of common stock and 2,224 stock options, with the option grant for 3,337 shares vesting in thirds annually starting one year after the August 14, 2024 grant date.
Littelfuse Inc. disclosed insider stock transactions by an officer serving as SVP & GM Industrial Business. On December 11, 2025, the officer exercised a stock option covering 2,049 shares of common stock at an exercise price of $132.08 per share, converting the option into directly owned shares.
That same day, the officer sold 2,029 shares of Littelfuse common stock at a weighted average price of $270.02 per share and an additional 20 shares at $270.41 per share. After completing these transactions, the officer directly beneficially owned 10,175 shares of Littelfuse common stock.