Form4insider filings, from the source

Company · CIK 0000088941 · SIC 3674 — Semiconductors & Related Devices · Nasdaq

SEMTECH CORP · SMTC

Insider activity reported against this company. All insider holders · On EDGAR ↗

1M3M6M1Y2YAll datashares as filed — not split-adjusted
Open-market buys & salesbuys $0 · 0sales $1.6M · 5net −$1.6M
$10k$10k$100k$100k$1M$1MbuyssalesAug 27Sep 1Sep 6Sep 11Sep 17Sep 22Sep 27

Reported at this company — common stock

TradeReported (ET)InsiderSharesAvg priceTotalOwned afterΔ stakeFlags
Sep 23, 2026 SForm 4 →Sep 25, 4:05 pm EDTPaul V Walsh Jr.Director500$172.61$86,30526,600−1.85%10b5-1
Sep 16, 2026 SForm 4 →Sep 18, 4:01 pm EDTRodolpho C CardenutoDirector5,321$165.00$877,9780−100%
Sep 10, 2026 FMForm 4 →Sep 14, 4:03 pm EDTHong Q HouPresident and CEO, Director12,267$163.94$678,22064,792—
Sep 10, 2026 FMForm 4 →Sep 14, 4:02 pm EDTJason Elliot GreenEVP and CCO3,500$163.94$162,13710,133—
Sep 10, 2026 FMForm 4 →Sep 14, 4:02 pm EDTJohn Michael WilsonChief Quality Officer and CTO2,113$163.94$116,88981,563—
Sep 10, 2026 SForm 4 →Sep 14, 4:01 pm EDTMark LinEVP and CFO683$159.90$109,21235,366−1.89%10b5-1
Sep 10, 2026 FMForm 4 →Sep 14, 4:01 pm EDTMark LinEVP and CFO3,543$163.94$195,90836,049—10b5-1
Sep 10, 2026 FMForm 4 →Sep 14, 4:01 pm EDTAsaf SilbersteinEVP and COO3,680$163.94$203,4501,198—
Sep 4, 2026 SForm 4 →Sep 9, 4:02 pm EDTJulie Garcia RuehlDirector1,500$145.00$217,5007,140−17.4%10b5-1
Sep 4, 2026 SForm 4 →Sep 9, 4:01 pm EDTHong Q HouPresident and CEO, Director2,000$138.71$277,42060,799−3.18%10b5-1

Reported at this company — derivatives (options, RSUs, warrants)

TradeReported (ET)InsiderSharesAvg priceTotalOwned afterΔ stakeFlags
Sep 10, 2026 MForm 4 →Sep 14, 4:03 pm EDTHong Q HouPresident and CEO, Director8,130——48,775—
Sep 10, 2026 MForm 4 →Sep 14, 4:02 pm EDTJason Elliot GreenEVP and CCO2,511——15,065—
Sep 10, 2026 MForm 4 →Sep 14, 4:02 pm EDTJohn Michael WilsonChief Quality Officer and CTO1,400——8,400—
Sep 10, 2026 MForm 4 →Sep 14, 4:01 pm EDTMark LinEVP and CFO2,348——14,091—10b5-1
Sep 10, 2026 MForm 4 →Sep 14, 4:01 pm EDTAsaf SilbersteinEVP and COO2,439——14,633—