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About SEMTECH CORP (SMTC)
SEMTECH CORP is an SEC registrant, filing under CIK 0000088941, classified as semiconductors and related devices. It is grouped with Information Technology companies on this site.
SMTC Form 4 activity by transaction type, last 90 days
| Form 4 transaction type | Transactions | Shares | Total value |
|---|---|---|---|
| Open-market sale | 12 | 23,737 | $3.81M |
| Option exercise | 14 | 52,952 | |
| Tax withholding / forfeiture | 7 | 13,139 |
Dollar totals cover purchases and sales only (codes P and S). Grants, option exercises, gifts and tax withholding are counted in shares, because none of them is a trade at a market price.
SMTC insider transactions (Form 4)
6696 Form 4 filings on record, the earliest from Oct 3, 2024, newest first. Filing history page 1 of 3.
| Date | Insider | Transaction | Security | Shares | Price | Value |
|---|---|---|---|---|---|---|
| Open-market sale | Common Stock | 2,766 | $190.35 | $527K | ||
| Option exercise | Common Stock | 3,165 | $0.00 | - | ||
| Tax withholding / forfeiture | Common Stock | 1,565 | $178.35 | $279K | ||
| Open-market sale | Common Stock | 967 | $178.87 | $173K | ||
| Option exercise | Restricted Stock Unit | 3,165 | $0.00 | - | ||
| Option exercise | Common Stock | 6,483 | $0.00 | - | ||
| Tax withholding / forfeiture | Common Stock | 3,299 | $178.35 | $588K | ||
| Open-market sale | Common Stock | 2,000 | $191.21 | $382K | ||
| Option exercise | Restricted Stock Unit | 6,483 | $0.00 | - | ||
| Paul V. Walsh Jr. - Director | Open-market sale | Common Stock | 500 | $172.61 | $86K | |
| Rodolpho C. Cardenuto - Director | Open-market sale | Common Stock | 5,321 | $165.00 footnote F1 | $878K | |
| ||||||
| Option exercise | Common Stock | 8,130 | $0.00 | - | ||
| Tax withholding / forfeiture | Common Stock | 4,137 | $163.94 | $678K | ||
| Option exercise | Restricted Stock Unit | 8,130 | $0.00 | - | ||
| Option exercise | Common Stock | 2,511 | $0.00 | - | ||
| Tax withholding / forfeiture | Common Stock | 989 | $163.94 | $162K | ||
| Option exercise | Restricted Stock Unit | 2,511 | $0.00 | - | ||
| John Michael Wilson - Officer | Option exercise | Common Stock | 1,400 | $0.00 | - | |
| John Michael Wilson - Officer | Tax withholding / forfeiture | Common Stock | 713 | $163.94 | $117K | |
| John Michael Wilson - Officer | Option exercise | Restricted Stock Unit | 1,400 | $0.00 | - | |
| Option exercise | Common Stock | 2,348 | $0.00 | - | ||
| Tax withholding / forfeiture | Common Stock | 1,195 | $163.94 | $196K | ||
| Open-market sale | Common Stock | 683 | $159.90 | $109K | ||
| Option exercise | Restricted Stock Unit | 2,348 | $0.00 | - | ||
| Option exercise | Common Stock | 2,439 | $0.00 | - | ||
| Tax withholding / forfeiture | Common Stock | 1,241 | $163.94 | $203K | ||
| Option exercise | Restricted Stock Unit | 2,439 | $0.00 | - | ||
| Julie Garcia Ruehl - Director | Open-market sale | Common Stock | 1,500 | $145.00 | $218K | |
| Open-market sale | Common Stock | 2,000 | $138.71 | $277K | ||
| Paul V. Walsh Jr. - Director | Open-market sale | Common Stock | 500 | $135.48 | $68K | |
| Open-market sale | Common Stock | 5,000 | $150.00 | $750K | ||
| Open-market sale | Common Stock | 2,000 | $140.00 | $280K | ||
| Paul V. Walsh Jr. - Director | Open-market sale | Common Stock | 500 | $133.07 | $67K | |
| Open-market sale | Common Stock | 3,000 | $145.04 | $435K | ||
| Open-market sale | Common Stock | 2,000 | $133.00 | $266K | ||
| Open-market sale | Common Stock | 437 | $124.19 footnote F2 | $54K | ||
| Open-market sale | Common Stock | 2,448 | $125.18 footnote F3 | $306K | ||
| Open-market sale | Common Stock | 273 | $126.60 footnote F4 | $35K | ||
| Open-market sale | Common Stock | 588 | $127.61 footnote F5 | $75K | ||
| Open-market sale | Common Stock | 1,400 | $128.70 footnote F6 | $180K | ||
| Open-market sale | Common Stock | 3,354 | $129.94 footnote F7 | $436K | ||
| ||||||
| Open-market sale | Common Stock | 1,132 | $129.32 | $146K | ||
| Open-market sale | Common Stock | 1,132 | $130.48 | $148K | ||
| Option exercise | Common Stock | 3,164 | $0.00 | - | ||
| Tax withholding / forfeiture | Common Stock | 1,561 | $161.85 | $253K | ||
| Open-market sale | Common Stock | 970 | $150.41 | $146K | ||
| Option exercise | Restricted Stock Unit | 3,164 | $0.00 | - | ||
| Gift | Common Stock | 38,866 footnote F1 | $0.00 | - | ||
| Gift | Common Stock | 38,866 footnote F1 | $0.00 | - | ||
| ||||||
| Option exercise | Common Stock | 6,484 | $0.00 | - | ||
| Tax withholding / forfeiture | Common Stock | 3,300 | $161.85 | $534K | ||
| Option exercise | Restricted Stock Unit | 6,484 | $0.00 | - | ||
| Gregory Michael Fischer - Director | Open-market sale | Common Stock | 1,500 | $156.24 | $234K | |
| Open-market sale | Common Stock | 7,319 | $152.43 footnote F1 | $1.12M | ||
| Open-market sale | Common Stock | 2,286 | $152.99 footnote F2 | $350K | ||
| ||||||
| Paul V. Walsh Jr. - Director | Open-market sale | Common Stock | 500 | $164.99 | $82K | |
| John Michael Wilson - Officer | Open-market sale | Common Stock | 5,500 | $170.00 | $935K | |
| John Michael Wilson - Officer | Option exercise | Common Stock | 1,400 | $0.00 | - | |
| John Michael Wilson - Officer | Tax withholding / forfeiture | Common Stock | 713 | $157.52 | $112K | |
| John Michael Wilson - Officer | Option exercise | Restricted Stock Unit | 1,400 | $0.00 | - | |
| Option exercise | Common Stock | 2,438 | $0.00 | - | ||
| Tax withholding / forfeiture | Common Stock | 1,241 | $157.52 | $195K | ||
| Option exercise | Restricted Stock Unit | 2,438 | $0.00 | - | ||
| Option exercise | Common Stock | 8,129 | $0.00 | - | ||
| Tax withholding / forfeiture | Common Stock | 4,137 | $157.52 | $652K | ||
| Option exercise | Restricted Stock Unit | 8,129 | $0.00 | - | ||
Recent SMTC Form 144 notices of proposed sale
3An insider files Form 144 before selling restricted or control stock. It announces a planned sale. If the sale goes ahead, it shows up later on a Form 4.
| Filed | Filer | Relationship | Shares | Market value | Notice |
|---|---|---|---|---|---|
| Green Jason Elliot | Officer | 2,766 | $527K | View on EDGAR | |
| HOU HONG Q | Officer, Director | 2,000 |
Stock trades in SMTC disclosed by members of the U.S. House in the last 12 months, newest first. Values are the ranges as filed.
| Member | Type | Traded | Disclosed | Value range | Owner | Days to disclose | Filing |
|---|---|---|---|---|---|---|---|
| Sale (partial) |
SMTC insider trading FAQ
What is the latest insider trade for SMTC?
SEMTECH CORP (SMTC) had 16 insider filings in the last 90 days, with the most recent on 2026-10-09. The full record for SMTC runs to 96 Form 4 filings, the earliest from 2024-10-03. InsiderAlpha adds new Form 4, Form 144 and 8-K filings as they arrive from SEC EDGAR.
How many insiders are buying SMTC stock?
No insider purchases of SMTC were filed in the last 90 days.
How many insiders are selling SMTC stock?
12 insider sales of SMTC were filed in the last 90 days, totaling $3.81M.
Where can I see SMTC SEC filings (Form 4, 10-K, 10-Q, 8-K)?
This page collects SMTC Form 4 insider transactions, Form 144 sale notices and 8-K filings in one place. Annual 10-K and quarterly 10-Q reports live on the company's SEC EDGAR page.
More Information Technology companies with insider activity
Recent insider filings
10The EDGAR links open each original Form 4, so you can check any number on this page against the filing it came from.
- - Jason Elliot Green view on EDGAR
- - Mark Lin view on EDGAR
- - Hong Q. Hou view on EDGAR
- - Paul V. Walsh Jr. view on EDGAR
- - Rodolpho C. Cardenuto view on EDGAR
- - Hong Q. Hou view on EDGAR
- - Jason Elliot Green view on EDGAR
- - John Michael Wilson view on EDGAR
- - Mark Lin view on EDGAR
Related companies with recent insider activity
Learn more
- Insider selling: signal or noise?
- Why most insider sales are routine, and the few patterns worth a second look.
- Form 144 vs Form 4
- A Form 144 announces a planned sale; the Form 4 reports it after it happens.
- Insider activity in Information Technology
- Where SMTC's peers are being bought and sold.
- Every recent Form 4
- The market-wide feed, updated as filings arrive from SEC EDGAR.
Follow SMTC with a 7-day demo
- SMTC on your watchlist
- Every SMTC Form 4 filing on record
- Up to 3 months of SMTC price history
- The daily trading plan of ranked insider buys, on a delay, with the plan archive