Semtech SEC Filings

Semtech (SMTC) director Paul V. Walsh Jr. reported an open-market sale of 500 shares of common stock at $66.24 on October 22, 2025.

After this transaction, he beneficially owned 26,779 shares, held directly.

The sale was made pursuant to a Rule 10b5-1 trading plan adopted on July 9, 2025.

Semtech (SMTC) EVP and CFO Mark Lin reported routine equity transactions. On 10/01/2025, 3,164 common shares were acquired upon RSU settlement, followed by 1,560 shares withheld at $71.45 for taxes. On 10/03/2025, open‑market sales occurred at weighted average prices of $72.0734, $73.2663, and $73.9214. After these moves, he directly beneficially owned 17,844 common shares. Each RSU represents one share; one third of the grant vested on October 2, 2024, with the remainder vesting in eight quarterly installments beginning January 2, 2025.

Semtech Corp. filed a Form 144 reporting a proposed sale of 971 shares of common stock, acquired as a stock award on 10/01/2025. The sale is listed through UBS Financial Services with an approximate sale date of 10/03/2025 and an aggregate market value of $70,883. The filing shows 86,773,988 shares outstanding and reports nothing to report for securities sold by the person in the past three months. The notice includes the standard signer representation that the seller is not aware of undisclosed material adverse information concerning the issuer.

Hong Q. Hou, President and CEO and a director of Semtech Corp (SMTC), reported on Form 4 transactions dated 10/01/2025. The filing shows a disposition of 3,293 shares of Semtech common stock at a price of $71.45 and the acquisition (vesting) of 6,483 restricted stock units that convert into common shares at no cash price. After these transactions, the reporting person beneficially owned 45,383 shares in total. The RSU grant vests in a schedule where one third vested on 7/1/2025 and the remainder vests in eight quarterly installments beginning 10/01/2025. The Form 4 was signed under power of attorney on 10/03/2025.

Insider sale reported: The Form 4 shows that Martin Burvill, a director of Semtech Corp (SMTC), sold 3,500 shares of Semtech common stock on 09/16/2025 at a weighted-average price of $62.7536 per share. Following the transaction, Burvill beneficially owned 6,909 shares, reported as direct ownership. The filing notes the sale prices ranged from $62.7535 to $62.785 and that price and share details are available upon request. The Form 4 was signed on 09/18/2025 by Martin Burvill via Mark Lin under a power of attorney dated October 6, 2023.

Form 144 filed for Semtech Corporation (SMTC) reports a proposed sale of 3,500 shares of common stock through UBS Financial Services on 09/16/2025 on NASDAQ, with an aggregate market value of $217,000. The filing lists 86,178,000 shares outstanding. The 3,500 shares correspond to restricted stock units that vested on 06/09/2021 (965 shares), 06/08/2022 (1,322 shares) and 06/09/2024 (1,213 shares), with payment dates matching vesting dates. The filer indicates no securities sold in the past three months and includes the standard attestation about material nonpublic information and trading-plan representation.

Asaf Silberstein, Executive Vice President and COO of Semtech Corp (SMTC), reported sales of company common stock under a Rule 10b5-1 plan adopted on September 5, 2024. On 08/28/2025 he sold 1,000 shares at $60. On 08/29/2025 he sold 900 shares at a weighted-average price of $58.2478 and 100 shares at a weighted-average price of $59.951. Following these transactions his reported beneficial ownership declined from 104,996 shares to 103,996 shares, held directly and via The Silberstein Family Trust for which he is trustee. The Form 4 was signed under power of attorney and dated 09/02/2025.