[144] Littelfuse Inc SEC Filing

Rhea-AI Filing Summary

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.

Insights

Securities Analyst

TL;DR: Insiders are selling shares acquired via option exercises; the transaction size is immaterial relative to total outstanding shares.

The filing documents an insider sale of 8,437 shares valued at $2.21 million and discloses acquisition dates tied to option exercises in 2022–2024. Compared with the reported 24,781,588 shares outstanding, the proposed sale represents roughly 0.034% of the float, indicating limited dilution or market impact. The filing follows Rule 144 disclosure norms and includes a contemporaneous disclosure of a similar prior sale by Chadwick Marak.

Corporate Governance Expert

TL;DR: The notice is a routine compliance disclosure of insider sales tied to option exercises and includes the mandatory attestations.

The Form 144 shows the seller obtained shares through stock option exercises and plans a cash sale on NASDAQ. The document contains the required representation that the seller is unaware of any undisclosed material adverse information and warns of legal penalties for misstatements. There is no information in the filing about trading plans (e.g., 10b5-1), so no inference on prearranged trading can be drawn from this notice alone.

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

144: Issuer Information

Name of Issuer

SEC File Number

Address of Issuer

Phone

Name of Person for Whose Account the Securities are To Be Sold

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

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	8437	2206497.00	24781588	08/22/2025	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	04/28/2022	Stock option exercise	Littelfuse, Inc			3488	08/22/2025	cash
common	04/27/2023	Stock option exercise	Littelfuse, Inc			2861	08/22/2025	cash
common	04/25/2024	Stock option exercise	Littelfuse, Inc			2088	08/22/2025	cash

* 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

Name and Address of Seller	Title of Securities Sold	Date of Sale	Amount of Securities Sold	Gross Proceeds
Chadwick Marak 6133 NORTH RIVER ROAD SUITE 500 ROSEMONT IL 60018	Common	08/13/2025	8430	2191016.00

144: Remarks and Signature

Remarks

Date of Notice

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

ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)

FAQ

What did Littelfuse (LFUS) report on the Form 144?

The Form 144 reports a proposed sale of 8,437 common shares valued at $2,206,497, to be sold on 08/22/2025 on NASDAQ.

How were the shares being sold by the filer acquired?

The shares were acquired through stock option exercises on 04/28/2022 (3,488), 04/27/2023 (2,861), and 04/25/2024 (2,088).

Was there any recent sale of issuer shares disclosed in the filing?

Yes. The filing discloses that Chadwick Marak sold 8,430 shares on 08/13/2025 for gross proceeds of $2,191,016.

What payment method is indicated for the proposed sale?

The filing indicates the nature of payment as cash for the proposed sale.

Does the filing state any undisclosed material adverse information about Littelfuse?

The signer represents they do not know of any material adverse information about the issuer that has not been publicly disclosed.