[144] Semtech Corp SEC Filing

Rhea-AI Filing Summary

Semtech Corp (SMTC) Form 144 notice reports a proposed sale of 1,000 common shares through UBS with an aggregate market value of $60,000 to be sold on 08/29/2025 on Nasdaq. The filing shows the securities to be sold were acquired via RSU vesting on 03/03/2022 (748 shares) and 03/06/2021 (252 shares). The filer lists prior dispositions by the Silberstein Family Trust totaling 5,000 shares over the past three months (2,000 on 06/06/2025 for $76,294.75; 2,000 on 06/24/2025 for $85,764.75; 1,000 on 08/28/2025 for $60,000). The broker is UBS Financial Services, Inc. The notice includes the signer’s representation that no undisclosed material adverse information is known.

Positive

• Clear disclosure of broker, acquisition dates, and amounts improves transparency
• Securities were acquired via RSU vesting, indicating disposals of vested compensation rather than new issuances
• Prior sales disclosed for full context (5,000 shares sold in past three months)

Negative

• Insider-related trust sold 5,000 shares over the prior three months, which could be perceived negatively by some investors
• Concentrated sales dates (two large disposals in June) may warrant monitoring for further insider liquidity activity

Insights

Securities Analyst

TL;DR Insider-related trust plans to sell 1,000 shares; recent sales totaled 5,000 shares, which appears routine and not material to company capitalization.

The proposed sale of 1,000 shares at $60,000 is recorded through UBS and matches prior pattern of disposals by the Silberstein Family Trust. Total outstanding shares are listed as 86,773,988, so the incremental share sales represent a de minimis portion of float. The securities being sold were acquired via RSU vesting in 2021 and 2022, indicating these are vested compensatory shares rather than newly issued shares. For investors, this filing provides transparency on insider-related liquidity but does not, by itself, indicate company operational change.

Corporate Governance Expert

TL;DR The Form 144 shows routine insider/trust dispositions; disclosure is complete but warrants monitoring if selling continues.

The filing identifies the Silberstein Family Trust as the selling party and supplies acquisition details (RSU vesting dates and amounts), the broker, and recent sale history. The inclusion of the signer’s attestation about material nonpublic information aligns with compliance norms. While multiple sales occurred in the prior three months, aggregate activity appears modest relative to total shares outstanding. Governance observers should note frequency of trust sales for any pattern, but current data indicate routine liquidity transactions.

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	UBS Financial Services, Inc Eleven Madison Avenue 4th Floor New York NY 10010	1000	60000.00	86773988	08/29/2025	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	03/03/2022	RSU Vesting	Issuer			748	03/03/2022	NA
Common	03/06/2021	RSU Vesting	Issuer			252	03/06/2021	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

Name and Address of Seller	Title of Securities Sold	Date of Sale	Amount of Securities Sold	Gross Proceeds
Silberstein Family Trust dtd 7/11/2016 200 FLYNN ROAD CAMARILLO CA 93012-8790	Common	06/06/2025	2000	76294.75
Silberstein Family Trust dtd 7/11/2016 200 FLYNN ROAD CAMARILLO CA 93012-8790	Common	06/24/2025	2000	85764.75
Silberstein Family Trust dtd 7/11/2016 200 FLYNN ROAD CAMARILLO CA 93012-8790	Common	08/28/2025	1000	60000.00

144: Remarks and Signature

Remarks

Date of Notice

Date of Plan Adoption or Giving of Instruction, If Relying on Rule 10b5-1

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 does Semtech's (SMTC) Form 144 propose to sell?

The filing proposes sale of 1,000 common shares with an aggregate market value of $60,000 to be sold on 08/29/2025 on Nasdaq via UBS.

Who is the seller listed on the Form 144 for SMTC?

The seller linked to recent dispositions is the Silberstein Family Trust dtd 7/11/2016, which executed prior sales and is associated with the current notice.

How were the shares being sold originally acquired?

The shares to be sold were acquired by RSU vesting: 748 shares vested on 03/03/2022 and 252 shares vested on 03/06/2021.

How many shares has the filer sold in the past three months?

The Form 144 discloses prior sales totaling 5,000 shares: 2,000 on 06/06/2025, 2,000 on 06/24/2025, and 1,000 on 08/28/2025 with gross proceeds shown for each sale.

Which broker will execute the planned sale?

The planned sale lists UBS Financial Services, Inc. (Eleven Madison Avenue, New York) as the broker.