Updated Jul 16, 2026
Silberstein Asaf has filed 4 SEC Form 4 filings across 1 company in the last 90 days — selling. Lifetime open-market sales: $4.01M.

| Role | EVP and COO |
|---|---|
| Notability | 30/100 |
| Date | Ticker | Company | Code | Shares | Price | Value |
|---|---|---|---|---|---|---|
| 2026-07-10 | SMTC | SEMTECH CORP | S — Open-market sale | 3.4K | $129.94 | $436K |
| 2026-07-10 | SMTC | SEMTECH CORP | S — Open-market sale | 1.4K | $128.70 | $180K |
| 2026-07-10 | SMTC | SEMTECH CORP | S — Open-market sale | 588 | $127.61 | $75K |
| 2026-07-10 | SMTC | SEMTECH CORP | S — Open-market sale | 273 | $126.60 | $35K |
| 2026-07-10 | SMTC | SEMTECH CORP | S — Open-market sale | 2.4K | $125.18 | $306K |
| 2026-07-10 | SMTC | SEMTECH CORP | S — Open-market sale | 437 | $124.19 | $54K |
| 2026-07-06 | SMTC | SEMTECH CORP | G — Bona-fide gift | 38.9K | $0.00 | |
| 2026-07-06 | SMTC | SEMTECH CORP | G — Bona-fide gift | 38.9K | $0.00 | |
| 2026-06-12 | SMTC | SEMTECH CORP | F — Tax withholding / forfeiture | 1.2K | $157.52 | $195K |
| 2026-06-12 | SMTC | SEMTECH CORP | M — Option exercise | 2.4K | $0.00 | |
| 2026-06-05 | SMTC | SEMTECH CORP | S — Open-market sale | 2.0K | $164.00 | $328K |
| 2026-04-08 | SMTC | SEMTECH CORP | A — Grant or award | 488 | $0.00 | |
| 2026-03-25 | SMTC | SEMTECH CORP | F — Tax withholding / forfeiture | 6.8K | $76.52 | $521K |
| 2026-03-25 | SMTC | SEMTECH CORP | A — Grant or award | 13.4K | $0.00 | |
| 2026-03-25 | SMTC | SEMTECH CORP | F — Tax withholding / forfeiture | 5.0K | $76.52 | $380K |
| 2026-03-25 | SMTC | SEMTECH CORP | A — Grant or award | 9.8K | $0.00 | |
| 2026-03-12 | SMTC | SEMTECH CORP | F — Tax withholding / forfeiture | 5.1K | $87.58 | $443K |
| 2026-03-12 | SMTC | SEMTECH CORP | A — Grant or award | 9.9K | $0.00 | |
| 2026-03-12 | SMTC | SEMTECH CORP | F — Tax withholding / forfeiture | 5.0K | $85.14 | $423K |
| 2026-03-12 | SMTC | SEMTECH CORP | M — Option exercise | 9.8K | $0.00 |
Silberstein Asaf is a corporate insider — currently tracked as EVP and COO of SEMTECH CORP (SMTC). InsiderAlpha tracks every SEC Form 4 filing in real time.
4 primary Form 4 filings in the last 90 days, covering 1 company.
Recorded transactions: 0 open-market purchases () and 15 open-market sales ($4.01M) across all tracked filings.
All Form 4 filings, transaction values, and 10b5-1 plan flags are listed on this page and updated in real time as new SEC EDGAR filings are processed.
Open the live Silberstein Asaf profile on InsiderAlpha for real-time alerts, AI-scored trade ideas, and full transaction history.