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Semtech (SMTC) EVP and COO Asaf Silberstein logs 3,000-share sale under 10b5-1 plan

Filing Impact
(Moderate)
Filing Sentiment
(Negative)
Form Type
4

Rhea-AI Filing Summary

Semtech Corp executive Asaf Silberstein, EVP and COO, reported an open-market sale of 3,000 shares of common stock on July 14, 2026 at an average price of $145.04 per share. The shares were held indirectly by a Family Trust, which continues to hold 93,862 shares after the transaction.

The sale was executed pursuant to a pre-arranged Rule 10b5-1 trading plan adopted by Silberstein on April 8, 2026, indicating the timing was set in advance rather than as a discretionary trade.

Positive

  • None.

Negative

  • None.
Insider Silberstein Asaf
Role EVP and COO
Sold 3,000 shs ($435K)
Type Security Shares Price Value
Sale Common Stock F1 3,000 $145.04 $435K
Holdings After Transaction: Common Stock — 93,862 shares (Indirect, by Family Trust)
Footnotes (1)
  1. F1. This transaction is pursuant to a Rule 10b5-1 trading plan adopted by Mr. Silberstein on April 8, 2026.
Shares sold 3,000 shares Open-market sale of common stock on July 14, 2026
Sale price per share $145.04 Average price for the 3,000 shares sold
Shares held after transaction 93,862 shares Indirect holdings by Family Trust following the sale
Rule 10b5-1 trading plan regulatory
"This transaction is pursuant to a Rule 10b5-1 trading plan adopted"
A Rule 10b5-1 trading plan is a pre-arranged schedule that allows company insiders to buy or sell stock at specific times, even if they have inside information. It helps prevent accusations of unfair trading by making these transactions look planned and transparent, rather than sneaky or illegal.
open-market sale financial
"reported an open-market sale of 3,000 shares of common stock"
An open-market sale is when a shareholder sells existing shares directly on a public exchange to any willing buyer, rather than through a private deal. Think of it like putting goods on a busy market stall where price is set by supply and demand; for investors it matters because such sales increase available supply, can put short-term downward pressure on the stock price, and signal changes in liquidity or investor confidence.
Family Trust financial
"nature of ownership is identified as by Family Trust"

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

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FAQ

What insider transaction did Semtech (SMTC) report for Asaf Silberstein?
Semtech reported that EVP and COO Asaf Silberstein executed an open-market sale of 3,000 shares of common stock. The transaction occurred on July 14, 2026 and involved shares held indirectly through a Family Trust associated with Silberstein.

At what price did Asaf Silberstein sell Semtech (SMTC) shares?
The 3,000 Semtech shares were sold at an average price of $145.04 per share. This represents an open-market transaction in common stock, as reported in the Form 4, with pricing based on prevailing market conditions on July 14, 2026.

How many Semtech (SMTC) shares does Asaf Silberstein hold after this sale?
Following the reported sale, a Family Trust associated with EVP and COO Asaf Silberstein holds 93,862 Semtech shares indirectly. This post-transaction balance reflects the remaining position after the 3,000-share disposition on July 14, 2026.

Was the Semtech (SMTC) insider sale by Asaf Silberstein under a Rule 10b5-1 plan?
Yes. The filing states the sale was made pursuant to a Rule 10b5-1 trading plan adopted by Silberstein on April 8, 2026. Such plans pre-schedule trades, reducing the significance of trade timing as an informational signal.

Were the Semtech (SMTC) shares sold by Asaf Silberstein held directly or indirectly?
The reported 3,000 shares were held indirectly by a Family Trust. The Form 4 identifies the nature of ownership as "by Family Trust," meaning the transaction relates to trust-held shares associated with Asaf Silberstein rather than directly registered in his name.
SEC Form 4
FORM 4UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940
OMB APPROVAL
OMB Number:3235-0287
Estimated average burden
hours per response:0.5
Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).
X
Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.
1. Name and Address of Reporting Person*
Silberstein Asaf
(Last)(First)(Middle)
200 FLYNN ROAD
(Street)
CAMARILLO CALIFORNIA 93012-8790
(City)(State)(Zip)
UNITED STATES
(Country)		2. Issuer Name and Ticker or Trading Symbol
SEMTECH CORP [ SMTC ] 		5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
Director10% Owner
XOfficer (give title below)Other (specify below)
EVP and COO
2a. Foreign Trading Symbol
3. Date of Earliest Transaction (Month/Day/Year)
07/14/2026		6. Individual or Joint/Group Filing (Check Applicable Line)
XForm filed by One Reporting Person
Form filed by More than One Reporting Person
4. If Amendment, Date of Original Filed (Month/Day/Year)

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3) 2. Transaction Date (Month/Day/Year)2A. Deemed Execution Date, if any (Month/Day/Year)3. Transaction Code (Instr. 8) 4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5) 5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4) 6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 7. Nature of Indirect Beneficial Ownership (Instr. 4)
CodeVAmount(A) or (D)Price
Common Stock07/14/2026S(1)3,000D$145.0493,862Iby Family Trust
Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned
(e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3) 2. Conversion or Exercise Price of Derivative Security 3. Transaction Date (Month/Day/Year)3A. Deemed Execution Date, if any (Month/Day/Year)4. Transaction Code (Instr. 8) 5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5) 6. Date Exercisable and Expiration Date (Month/Day/Year)7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4) 8. Price of Derivative Security (Instr. 5) 9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4) 10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 11. Nature of Indirect Beneficial Ownership (Instr. 4)
CodeV(A)(D)Date ExercisableExpiration DateTitleAmount or Number of Shares
Explanation of Responses:
1. This transaction is pursuant to a Rule 10b5-1 trading plan adopted by Mr. Silberstein on April 8, 2026.
Remarks:
/s/Asaf Silberstein by Mark Lin under Power of Attorney dated November 5, 2025 (Copy On File)07/16/2026
** Signature of Reporting PersonDate
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.
* Form 4: SEC 1474 (03-26)

Source: View Original Filing on SEC EDGAR