Asaf Silberstein
Chief Operating Officer, Semtech Corporation.
Companies
- Valens SemiconductorBoard member Sep 17, 2026 to now1
- Semtech CorporationChief operating officer Jan 3, 2024 to now2
- Semtech CorporationVice President Mar 9, 2011 to Mar 10, 20233
Holdings
Stock this person has reported owning, from the forms officers and directors file with the SEC. See the biggest insider stakes.
Shares held
Semtech Corporation SMTC90,060 shares4$12.9M at $143.70Sep 14, 2026
As of each latest filing. The line shows shares held over time.
Recent filings
- Sep 10, 2026Shares withheld for tax 1,241 shares at $163.94 of Semtech Corporation4
- Sep 10, 2026Exercised options 2,439 shares of Semtech Corporation4
- Aug 17, 2026Sold 5,000 shares at $150.00 of Semtech Corporation5
- Jul 14, 2026Sold 3,000 shares at $145.04 of Semtech Corporation6
- Jul 8, 2026Sold 3,354 shares at $129.94 of Semtech Corporation7
- Jul 8, 2026Sold 1,400 shares at $128.70 of Semtech Corporation7
- Jul 8, 2026Sold 588 shares at $127.61 of Semtech Corporation7
- Jul 8, 2026Sold 273 shares at $126.60 of Semtech Corporation7
- Jul 8, 2026Sold 2,448 shares at $125.18 of Semtech Corporation7
- Jul 8, 2026Sold 437 shares at $124.19 of Semtech Corporation7
- Jul 1, 2026Gift 38,866 shares of Semtech Corporation8
- Jul 1, 2026Gift 38,866 shares of Semtech Corporation8
- Jun 10, 2026Shares withheld for tax 1,241 shares at $157.52 of Semtech Corporation9
- Jun 10, 2026Exercised options 2,438 shares of Semtech Corporation9
- Jun 3, 2026Sold 2,000 shares at $164.00 of Semtech Corporation10
- Apr 6, 2026Granted 488 shares of Semtech Corporation11
- Mar 23, 2026Shares withheld for tax 6,810 shares at $76.52 of Semtech Corporation12
- Mar 23, 2026Granted 13,383 shares of Semtech Corporation12
- Mar 23, 2026Shares withheld for tax 4,964 shares at $76.52 of Semtech Corporation12
- Mar 23, 2026Granted 9,755 shares of Semtech Corporation12
- Mar 10, 2026Shares withheld for tax 5,053 shares at $87.58 of Semtech Corporation13
- Mar 10, 2026Granted 9,930 shares of Semtech Corporation13
- Mar 10, 2026Shares withheld for tax 4,964 shares at $85.14 of Semtech Corporation13
- Mar 10, 2026Exercised options 9,755 shares of Semtech Corporation13
- Mar 7, 2026Shares withheld for tax 6,176 shares at $82.02 of Semtech Corporation14
Trade performance
| Date | Stock | Trade | Value | Return since | Vs S&P since | Vs S&P, 1 year |
|---|---|---|---|---|---|---|
| Aug 17, 2026 | SMTC | Sale | $750.0K | −6.5% | +6.4% | |
| Jul 14, 2026 | SMTC | Sale | $435.1K | +2.0% | +0.6% | |
| Jul 8, 2026 | SMTC | Sale | $1.1M | +11.9% | −8.4% | |
| Jun 3, 2026 | SMTC | Sale | $328.0K | −11.8% | +14.1% | |
| Feb 9, 2026 | SMTC | Sale | $920.0K | +62.5% | −51.3% | |
| Feb 2, 2026 | SMTC | Sale | $880.0K | +64.3% | −53.3% | |
| Jan 22, 2026 | SMTC | Sale | $415.0K | +80.0% | −68.0% | |
| Dec 5, 2025 | SMTC | Sale | $836.2K | +81.1% | −68.6% | |
| Aug 29, 2025 | SMTC | Sale | $58.4K | +148.3% | −128.6% | −110.0% |
| Aug 28, 2025 | SMTC | Sale | $60.0K | +138.1% | −119.2% | −98.0% |
| Jun 24, 2025 | SMTC | Sale | $86.0K | +230.3% | −203.1% | −242.1% |
| Jun 6, 2025 | SMTC | Sale | $76.4K | +281.0% | −252.2% | −296.1% |
| Jan 15, 2025 | SMTC | Sale | $140.0K | +98.9% | −68.7% | +10.2% |
| Dec 6, 2024 | SMTC | Sale | $263.8K | +118.1% | −91.1% | −7.4% |
| Jun 7, 2022 | SMTC | Sale | $123.4K | +130.4% | −44.8% | +66.8% |
| Jan 14, 2022 | SMTC | Sale | $80.5K | +79.5% | −13.4% | +45.9% |
| Dec 15, 2021 | SMTC | Sale | $88.0K | +63.1% | +0.9% | +50.7% |
| Sep 24, 2021 | SMTC | Sale | $82.5K | +77.1% | −3.2% | +45.9% |
| Dec 7, 2020 | SMTC | Sale | $943.4K | +103.0% | +6.1% | +0.1% |
| Jun 5, 2020 | SMTC | Sale | $227.8K | +156.2% | −14.5% | +13.7% |
| Jun 3, 2020 | SMTC | Sale | $381.3K | +167.0% | −19.8% | +13.6% |
| Nov 5, 2019 | SMTC | Sale | $330.0K | +165.8% | −14.4% | +3.5% |
| Apr 12, 2019 | SMTC | Sale | $53.2K | +171.6% | −5.6% | +14.4% |
| Mar 21, 2019 | SMTC | Sale | $278.9K | +159.5% | +11.6% | +21.3% |
| Mar 20, 2019 | SMTC | Sale | $137.5K | +165.0% | +9.1% | +23.9% |
| Jan 11, 2019 | SMTC | Sale | $208.8K | +176.1% | +22.0% | +24.4% |
| Jan 10, 2019 | SMTC | Sale | $201.7K | +183.7% | +14.5% | +22.2% |
Returns are price-only (no dividends), measured from the trade date.
Sources
The numbers on this page point here. Each one links to the record it came from.
- 1SEC EDGARValens Semiconductor, Board member
- 2
- 3SEC EDGARSemtech Corporation, Vice President
- 4
- 5SEC EDGARForm 4 filed Aug 19, 2026
- 6SEC EDGARForm 4 filed Jul 16, 2026
- 7SEC EDGARForm 4 filed Jul 10, 2026
- 8SEC EDGARForm 4 filed Jul 6, 2026
- 9SEC EDGARForm 4 filed Jun 12, 2026
- 10SEC EDGARForm 4 filed Jun 5, 2026
- 11SEC EDGARForm 4 filed Apr 8, 2026
- 12SEC EDGARForm 4 filed Mar 25, 2026
- 13SEC EDGARForm 4 filed Mar 12, 2026
- 14SEC EDGARForm 4 filed Mar 10, 2026