Silberstein Asaf 4

What Happened

• Asaf Silberstein, EVP and COO of Semtech (SMTC), exercised/converted 17,773 stock units on March 5, 2026 and, to satisfy tax withholding, sold 7,585 of those shares at $89.75 each for approximately $680,754. The conversion (transaction code M) shows 17,773 shares acquired; a disposition for tax withholding (code F) shows 7,585 shares sold.
• Net of the sell-to-cover, Silberstein acquired 17,773 shares and disposed 7,585, implying a net increase of 10,188 shares from this transaction. The filing does not state his total beneficial ownership after the transaction.

Key Details

• Transaction date: March 5, 2026. Sale price for withheld shares: $89.75 per share; sale proceeds ≈ $680,754.
• Reported transactions: M = exercise/conversion of derivative (17,773 shares acquired; also shown as a derivative disposition), F = shares sold to satisfy tax withholding (7,585 shares).
• Shares owned after transaction: not reported in the filing; based on the reported activity there is a net +10,188 shares from this event.
• Footnotes: F1 — each "stock unit" represents the contingent right to receive one share of Semtech common stock. F2 — the grant vests in three annual installments beginning March 5, 2025.
• Filing timeliness: Report filed March 9, 2026 for a March 5 transaction; this was filed within the typical two-business-day Section 16 reporting window.

Context

• This was an exercise/conversion of vested stock units with a sell-to-cover for taxes (common when RSUs or stock units vest), not an open-market investment sale. The exercise shows acquisition of shares; the sale appears limited to tax withholding.
• Code summary: M = exercise/conversion of derivative security; F = shares disposed to satisfy tax withholding. These kinds of transactions are typically routine compensation-related actions rather than directional bets on the stock.