Littelfuse files Rule 144 to sell 5,911 shares

Littelfuse, Inc. (LFUS) filed a Rule 144 notice relating to proposed dispositions of 5,911 shares of Common Stock to be sold through Nasdaq on 05/18/2026.

Rhea-AI Filing Summary

Littelfuse, Inc. (LFUS) filed a Rule 144 notice relating to proposed dispositions of 5,911 shares of Common Stock to be sold through Nasdaq on 05/18/2026. The filing lists recent acquisitions that created the holdings, including option exercises and restricted stock vesting in April 2026.

The record shows specific lots from option exercises and vesting: 2,287 and 2,333 shares from earlier option exercises and multiple restricted stock vests of 567, 369, and 348 shares, plus a 7-share dividend-equivalent vesting. The filing is a notice of intended resale under Rule 144; timing and exact sale mechanics are tied to the stated sale date.

Insights

Securities Counsel

Rule 144 notice for proposed resale of 5,911 shares on 05/18/2026.

The filing lists an affiliate’s intent to sell 5,911 shares of Common Stock on 05/18/2026 via Nasdaq. It includes the acquisition history: option exercises and restricted stock vesting in April 2026, which establish the affiliate’s basis for resale under Rule 144.

Practical dependencies include compliance with holding‑period, current public information, and volume limits under Rule 144; subsequent filings or broker instructions may clarify exact execution methods and any sale proceeds handling. Further disclosures in subsequent filings may provide settlement details.

Key Figures

Proposed shares to sell: 5,911 shares Option exercise lot: 2,287 shares Option exercise lot: 2,333 shares +3 more

6 metrics

Proposed shares to sell 5,911 shares proposed resale on 05/18/2026

Option exercise lot 2,287 shares Stock Option Exercise dated 04/27/2023 (listed in filing)

Option exercise lot 2,333 shares Stock Option Exercise dated 04/25/2024 (listed in filing)

Restricted stock vest 567 shares Restricted Stock Vest dated 04/24/2026

Restricted stock vests (additional) 369 shares; 348 shares Restricted Stock Vests dated 04/25/2026 and 04/27/2026

Dividend-equivalent vest 7 shares Dividend Equivalent Stock Vest dated 04/24/2026

Key Terms

Rule 144, restricted stock vest, stock option exercise, dividend equivalent

4 terms

Rule 144 regulatory

"filed a Rule 144 notice relating to proposed dispositions"

Rule 144 is a U.S. securities regulation that sets conditions under which restricted or insider-held shares can be legally resold to the public, such as required holding periods, availability of public information, limits on how much can be sold at once, and certain filing requirements. For investors it matters because it determines when previously locked-up shares can enter the market — like a release valve that can increase supply, affect share price, and signal insider intent.

restricted stock vest financial

"Restricted Stock Vest dated 04/24/2026"

A restricted stock vest is the moment when shares granted to an employee or executive under conditions (like staying at the company or hitting targets) officially become theirs to keep or sell. Think of it as a timed gift that unlocks only after certain rules are met. Investors watch vesting because it can change who controls shares, create potential selling pressure when large blocks unlock, and reveal how management’s incentives are aligned with company performance.

stock option exercise financial

"Stock Option Exercise dated 04/27/2023"

A stock option exercise is the act of using a previously granted right to buy shares of a company's stock at a specific, predetermined price by paying that price and receiving the shares. It matters to investors because exercising changes who owns the shares (which can dilute existing ownership), can trigger taxable events and shift potential gains or losses, and affects voting power and the company’s outstanding share count—like turning a voucher into an actual product that becomes part of circulating supply.

dividend equivalent financial

"Dividend Equivalent Stock Vest dated 04/24/2026"

A dividend equivalent is a payment someone receives that matches the cash dividends paid on a stock, even though they don’t actually hold the shares. It often shows up in stock-based pay or certain derivatives, and matters to investors because it preserves the income value and alters the after-tax return and timing of payouts — think of it like getting a paycheck for the dividends you would have earned if you owned the stock directly.

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What does the Form 144 from LFUS report?

It reports a notice of proposed resale of 5,911 shares of Common Stock to be sold on 05/18/2026. The filing lists the lots acquired by option exercises and restricted stock vesting in April 2026 that underlie the resale.

Who acquired the shares listed in the filing for LFUS?

The filing attributes shares to transactions including stock option exercises and restricted stock vesting dated 04/24/2026–04/27/2026. Examples include option exercises of 2,287 and 2,333 shares and multiple restricted stock vestings.

When does LFUS plan to sell the shares under Rule 144?

The filing indicates proposed sale activity on 05/18/2026 on Nasdaq. The notice records the intended sale date; execution specifics and settlement instructions are not provided in the excerpt.

Does the Form 144 state how sale proceeds will be used?

No. The excerpt lists share counts and the proposed sale date but does not specify the disposition of sale proceeds or who will receive proceeds. Proceeds treatment is not shown in the provided text.

Which recent acquisition lots enabled the Rule 144 resale for LFUS?

The filing shows acquisition lots from April 2026: option exercises of 2,287 and 2,333 shares, restricted stock vests of 567, 369, and 348 shares, and a 7-share dividend equivalent vesting.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Accepted by SEC EDGAR 05/18/2026 - 05:12 PM Learn about SEC filing dates

Form 144 Filer Information	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 144 NOTICE OF PROPOSED SALE OF SECURITIES PURSUANT TO RULE 144 UNDER THE SECURITIES ACT OF 1933
FORM 144

144: Filer Information

Filer CIK	0001526287
Filer CCC	XXXXXXXX
Is this a LIVE or TEST Filing?	LIVE TEST
Submission Contact Information
Name
Phone
E-Mail Address

144: Issuer Information

Name of Issuer	LITTELFUSE INC
SEC File Number	000-20388
Address of Issuer	6133 North River Road Ste 500 Rosemont ILLINOIS 60018
Phone	773-628-1000
Name of Person for Whose Account the Securities are To Be Sold	Deepak Nayar
See the definition of "person" in paragraph (a) of Rule 144. Information is to be given not only as to the person for whose account the securities are to be sold but also as to all other persons included in that definition. In addition, information shall be given as to sales by all persons whose sales are required by paragraph (e) of Rule 144 to be aggregated with sales for the account of the person filing this notice.
Relationship to Issuer	Officer

144: Securities Information

Title of the Class of Securities To Be Sold	Name and Address of the Broker	Number of Shares or Other Units To Be Sold	Aggregate Market Value	Number of Shares or Other Units Outstanding	Approximate Date of Sale	Name the Securities Exchange
Common	Merrill 8890 Lyra Dr 5th Flr Columbus OH 43240	5911	2640916.58	25288904	05/18/2026	NASDAQ

Furnish the following information with respect to the acquisition of the securities to be sold and with respect to the payment of all or any part of the purchase price or other consideration therefor:

144: Securities To Be Sold

Title of the Class	Date you Acquired	Nature of Acquisition Transaction	Name of Person from Whom Acquired	Is this a Gift?	Date Donor Acquired	Amount of Securities Acquired	Date of Payment	Nature of Payment *
Common	04/27/2023	Stock Option Exercise	Littelfuse, Inc			2287	05/18/2026	Cash
Common	04/25/2024	Stock Option Exercise	Littelfuse, Inc			2333	05/18/2026	Cash
Common	04/24/2026	Restricted Stock Vest	Littelfuse, Inc			567	04/24/2026	NA
Common	04/24/2026	Dividend Equivalent Stock Vest	Littelfuse, Inc			7	04/24/2026	NA
Common	04/25/2026	Restricted Stock Vest	Littelfuse, Inc			369	04/25/2026	NA
Common	04/27/2026	Restricted Stock Vest	Littelfuse, Inc			348	04/27/2026	NA

* If the securities were purchased and full payment therefor was not made in cash at the time of purchase, explain in the table or in a note thereto the nature of the consideration given. If the consideration consisted of any note or other obligation, or if payment was made in installments describe the arrangement and state when the note or other obligation was discharged in full or the last installment paid.

Furnish the following information as to all securities of the issuer sold during the past 3 months by the person for whose account the securities are to be sold.

144: Securities Sold During The Past 3 Months

Nothing to Report

144: Remarks and Signature

Remarks
Date of Notice	05/18/2026
ATTENTION:
The person for whose account the securities to which this notice relates are to be sold hereby represents by signing this notice that he does not know any material adverse information in regard to the current and prospective operations of the Issuer of the securities to be sold which has not been publicly disclosed. If such person has adopted a written trading plan or given trading instructions to satisfy Rule 10b5-1 under the Exchange Act, by signing the form and indicating the date that the plan was adopted or the instruction given, that person makes such representation as of the plan adoption or instruction date.
Signature	Deepak Nayar
ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)