Welcome to our dedicated page for SEMTECH SEC filings (Ticker: SMTC), a comprehensive resource for investors and traders seeking official regulatory documents including 10-K annual reports, 10-Q quarterly earnings, 8-K material events, and insider trading forms.
Semtech Corp. SEC filings document the company’s public-company reporting for a Nasdaq-listed semiconductor and IoT connectivity issuer. Recent Form 8-K reports cover quarterly and fiscal-year operating results, Regulation FD disclosures, and material events tied to financing and capital-structure activity.
The filing record also includes definitive proxy materials for annual meeting matters such as director elections, auditor ratification, advisory executive compensation votes, and amendments to the Semtech Corporation 2017 Long-Term Equity Incentive Plan. Capital-structure disclosures identify common stock listed on the Nasdaq Global Select Market and the company’s 0% convertible senior notes due 2030 issued under an indenture with subsidiary guarantor provisions.
SEMTECH CORP (SMTC) director Rodolpho C. Cardenuto reported selling 5,321 shares of common stock on September 16, 2026 in an open-market or private transaction. The weighted-average sale price was $165.0025 per share, with individual sale prices ranging from $165.00 to $165.03. Following this transaction, he reported holding no shares of Semtech common stock directly. No Rule 10b5-1 trading plan is reported for this sale.
SEMTECH CORP (SMTC) received a notice that Rodolpho Cardenuto intends to sell up to 5,321 shares of its common stock under Rule 144 through Fidelity Brokerage Services LLC on or after September 16, 2026. The shares were acquired via restricted stock vesting as compensation on June 3, 2026.
SEMTECH CORP (SMTC) reported that President and CEO Hong Q. Hou exercised 8,130 Restricted Stock Units into 8,130 shares of common stock on September 10, 2026. The RSU grant vests over time, with one third vesting on March 10, 2026 and the remainder in eight quarterly installments beginning June 10, 2026. On the same date, 4,137 common shares were delivered or withheld to cover the exercise price or tax liability at a reported reference price of $163.94 per share. Following the RSU exercise, Hou directly held 48,775 Restricted Stock Units.
SEMTECH CORP (SMTC) reported that EVP and CCO Jason Elliot Green exercised 2,511 Restricted Stock Units on September 10, 2026, receiving an equivalent number of common shares. Of the common shares issued, 989 shares were delivered or withheld to cover the exercise price or tax liability at $163.94 per share. Following this transaction, Green held 15,065 Restricted Stock Units directly. No Rule 10b5-1 trading plan is reported for these transactions.
SEMTECH CORP (SMTC) reports that Chief Quality Officer and CTO John Michael Wilson exercised 1,400 Restricted Stock Units into 1,400 shares of common stock on September 10, 2026. In a related transaction, 713 common shares were delivered or withheld at $163.94 per share to pay the exercise price or tax liability, and 8,400 Restricted Stock Units remain outstanding. No Rule 10b5-1 trading plan is reported for these transactions.
SEMTECH CORP (SMTC) reports that EVP and CFO Mark Lin exercised 2,348 restricted stock units into common shares on September 10, 2026. Of the resulting shares, 1,195 were delivered or withheld to cover the exercise price or tax liability at $163.94 per share, and 683 shares were sold at $159.90 per share under a Rule 10b5-1 trading plan. Following the conversion, Lin held 14,091 restricted stock units directly.
SEMTECH CORP (SMTC) reported that EVP and COO Asaf Silberstein converted 2,439 Restricted Stock Units into the same number of shares of common stock on September 10, 2026 as part of an equity award vesting schedule. Shares represent stock units that each carry a contingent right to one Semtech share. In a related move that day, 1,241 common shares were delivered or withheld to cover the exercise price or tax liability at $163.94 per share. Following the RSU conversion, Silberstein held 14,633 common shares directly and 88,862 shares indirectly through a Family Trust. No Rule 10b5-1 trading plan is reported.
SEMTECH CORP (SMTC) is the issuer of common stock that Mark Lin plans to sell under Rule 144. A notice was filed covering 683 shares of common stock held at Fidelity Brokerage Services LLC, with the planned sale date of September 10, 2026, following restricted stock vesting used as compensation.
The filing also lists prior sales by Mark Lin of 683 shares on June 10, 2026 for $105,974.28 and 970 shares on July 1, 2026 for $145,892.85. The notice is signed by Emily Navaro as attorney-in-fact for Mark Lin.
SEMTECH CORP (SMTC) director Julie Garcia Ruehl reported selling 1,500 shares of common stock on September 4, 2026 at $145.00 per share in an open-market or private transaction. The sale was made pursuant to a Rule 10b5-1 trading plan adopted on May 29, 2026, and she held 7,140 shares directly after the transaction.
SEMTECH CORP (SMTC) reported that President and CEO Dr. Hong Q. Hou sold 2,000 shares of common stock on September 4, 2026 in an open-market transaction at $138.71 per share. After this sale, Dr. Hou directly holds 60,799 shares of Semtech common stock. The sale was made pursuant to a Rule 10b5-1 trading plan adopted on December 17, 2025.