Littelfuse affiliate files Form 144 to sell 506-listed shares

Littelfuse, Inc. reported a Form 144 notice indicating an affiliate intends to sell securities tied to recent vesting events.

Rhea-AI Filing Summary

Littelfuse, Inc. reported a Form 144 notice indicating an affiliate intends to sell securities tied to recent vesting events. The filing lists 500 shares from a Restricted Stock Vest and 6 shares from a Dividend Equivalent Stock Vest, both dated 04/24/2026. The Form 144 is dated 05/18/2026 and identifies a broker reference of 506.

Key Figures

Form date: 05/18/2026 Restricted stock vest: 500 shares Dividend-equivalent vest: 6 shares +2 more

5 metrics

Form date 05/18/2026 Form 144 filing date

Restricted stock vest 500 shares Restricted Stock Vest dated 04/24/2026

Dividend-equivalent vest 6 shares Dividend Equivalent Stock Vest dated 04/24/2026

Transaction date (vesting) 04/24/2026 Vesting date for listed securities

Broker/reference code 506 Broker or internal reference shown on the filing line

Key Terms

Restricted Stock Vest, Dividend Equivalent Stock Vest, Form 144

3 terms

Restricted Stock Vest financial

"Restricted Stock Vest | Littelfuse, Inc | 500 | 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.

Dividend Equivalent Stock Vest financial

"Dividend Equivalent Stock Vest | Littelfuse, Inc | 6 | 04/24/2026"

Form 144 regulatory

"CONTENT METADATA: "form_type": "144""

Form 144 is a document that investors must file with the government when they plan to sell a large number of shares of a company's stock. It helps ensure transparency so everyone knows how many shares are being sold and when, which can impact the stock's price.

FAQ

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

What does Littelfuse's (LFUS) Form 144 disclose?

It discloses an affiliate's intent to sell shares tied to recent vesting events on specific dates. The filing lists 500 shares from a restricted stock vest and 6 shares from a dividend-equivalent vest, both dated 04/24/2026.

When were the securities tied to the Form 144 vested?

The securities were vested on 04/24/2026. The filing shows the restricted stock vest and dividend-equivalent stock vest both carrying that date, with the Form 144 dated 05/18/2026.

How many shares does the Littelfuse Form 144 list for sale?

The filing lists 500 shares from a restricted stock vest and 6 shares from a dividend-equivalent vest. These counts appear as the securities described for potential sale in the Form 144 notice.

Does the Form 144 state how the shares will be sold or proceeds used?

No, the filing excerpt does not state sale method or use of proceeds. It identifies the securities, vesting date, a broker reference, and the Form 144 date without describing distribution mechanics.

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

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Accepted by SEC EDGAR 05/18/2026 - 05:11 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	0002055015
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	David Ruppel
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	506	225250.96	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	04/24/2026	Restricted Stock Vest	Littelfuse, Inc			500	04/24/2026	NA
Common	04/24/2026	Dividend Equivalent Stock Vest	Littelfuse, Inc			6	04/24/2026	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	David Ruppel
ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)