Silberstein Asaf

Officer · SMTC

As of 2026-09-16, Silberstein Asaf has 68 Form 4 transactions on record across 1 company — 39 in the trailing 12 months.

Everything this person has disclosed to the SEC on Form 4 — across every company they file for — reconstructed from the public record. A filing history, not a tip sheet.

Pattern in the record: open-market sales filed in August in multiple years since 2025 — a recurring calendar cadence, more consistent with scheduled activity than a one-off decision.

Reconstructed holdings

Direct: $2.5MIndirect: $14.9M$17.3Mas of 2026-09-16
  • Direct $2.5M
  • Indirect $14.9M
SMTCindirect88,862 sh$14.9M
SMTCdirect14,633 sh$2.5M

Reconstructed from this person's own Form 4 filings — the total each filing reported owning afterward, priced at the close on the as-of date shown. A filed position can lag the real one.

Direct and indirect holdings (e.g. through a trust or fund) are tagged separately, as filed.

Trades by company

SMTC · 68 trades
2026-09-10: Withheld for tax, 1,241 sh ($203K)2026-09-10: Option exercise, 2,439 sh ($0)2026-09-10: Option exercise, 2,439 sh ($0)2026-08-17: Sale, 5,000 sh ($750K)2026-07-14: Sale, 3,000 sh ($435K)2026-07-08: Sale, 3,354 sh ($436K)2026-07-08: Sale, 2,448 sh ($306K)2026-07-08: Sale, 1,400 sh ($180K)2026-07-08: Sale, 588 sh ($75K)2026-07-08: Sale, 437 sh ($54K)2026-07-08: Sale, 273 sh ($35K)2026-07-01: Gift, 38,866 sh ($0)2026-07-01: Gift, 38,866 sh ($0)2026-06-10: Withheld for tax, 1,241 sh ($195K)2026-06-10: Option exercise, 2,438 sh ($0)2026-06-10: Option exercise, 2,438 sh ($0)2026-06-03: Sale, 2,000 sh ($328K)2026-04-06: Award / grant, 488 sh ($0)2026-03-23: Withheld for tax, 6,810 sh ($521K)2026-03-23: Withheld for tax, 4,964 sh ($380K)2026-03-23: Award / grant, 13,383 sh ($0)2026-03-23: Award / grant, 9,755 sh ($0)2026-03-10: Withheld for tax, 5,053 sh ($443K)2026-03-10: Withheld for tax, 4,964 sh ($423K)2026-03-10: Option exercise, 9,755 sh ($0)2026-03-10: Award / grant, 15,552 sh ($0)2026-03-10: Option exercise, 9,755 sh ($0)2026-03-10: Award / grant, 9,930 sh ($0)2026-03-07: Withheld for tax, 6,176 sh ($507K)2026-03-07: Option exercise, 12,137 sh ($0)2026-03-07: Option exercise, 12,137 sh ($0)2026-03-05: Withheld for tax, 7,585 sh ($681K)2026-03-05: Option exercise, 17,773 sh ($0)2026-03-05: Option exercise, 17,773 sh ($0)2026-02-09: Sale, 10,000 sh ($920K)2026-02-02: Sale, 10,000 sh ($880K)2026-01-22: Sale, 5,000 sh ($415K)2025-12-05: Sale, 6,774 sh ($541K)2025-12-05: Sale, 3,726 sh ($295K)2025-08-29: Sale, 900 sh ($52K)2025-08-29: Sale, 100 sh ($6K)2025-08-28: Sale, 1,000 sh ($60K)2025-06-24: Sale, 1,000 sh ($43K)2025-06-24: Sale, 1,000 sh ($42K)2025-06-06: Sale, 2,000 sh ($76K)2025-06-04: Withheld for tax, 6,096 sh ($232K)2025-06-04: Option exercise, 12,004 sh ($0)2025-06-04: Option exercise, 12,004 sh ($0)2025-03-26: Award / grant, 12,004 sh ($0)2025-03-08: Withheld for tax, 2,705 sh ($91K)2025-03-08: Option exercise, 5,325 sh ($0)2025-03-08: Option exercise, 5,325 sh ($0)2025-03-07: Withheld for tax, 6,164 sh ($199K)2025-03-07: Option exercise, 12,137 sh ($0)2025-03-07: Option exercise, 12,137 sh ($0)2025-03-06: Award / grant, 29,265 sh ($0)2025-03-05: Withheld for tax, 7,978 sh ($288K)2025-03-05: Option exercise, 17,773 sh ($0)2025-03-05: Option exercise, 17,773 sh ($0)2025-03-04: Withheld for tax, 5,173 sh ($184K)2025-03-04: Award / grant, 4,526 sh ($0)2025-03-04: Award / grant, 9,930 sh ($0)2025-01-15: Sale, 2,000 sh ($140K)2025-01-02: Withheld for tax, 972 sh ($60K)2025-01-02: Option exercise, 2,365 sh ($0)2025-01-02: Option exercise, 2,365 sh ($0)2024-12-06: Sale, 3,002 sh ($197K)2024-12-06: Sale, 998 sh ($66K)

Filing ledger

DateCompanyActionShares @ priceValueOwnership ΔOwned afterFiling
2026-08-17SMTCSale5,000 @ $150.00$750K−5.3% of holding88,862Form 4
2026-07-14SMTCSale3,000 @ $145.04$435K−3.1% of holding93,862Form 4
2026-07-08SMTCSale3,354 @ $129.94$436K−3.3% of holding96,862Form 4
2026-07-08SMTCSale2,448 @ $125.18$306K−2.3% of holding102,477Form 4
2026-07-08SMTCSale1,400 @ $128.70$180K−1.4% of holding100,216Form 4
2026-07-08SMTCSale588 @ $127.61$75K−0.6% of holding101,616Form 4
2026-07-08SMTCSale437 @ $124.19$54K−0.4% of holding104,925Form 4
2026-07-08SMTCSale273 @ $126.60$35K−0.3% of holding102,204Form 4
2026-06-03SMTCSale2,000 @ $164.00$328K−1.9% of holding104,165Form 4
2026-02-09SMTCSale10,000 @ $92.00$920K−12.7% of holding68,496Form 4
2026-02-02SMTCSale10,000 @ $88.00$880K−11.3% of holding78,496Form 4
2026-01-22SMTCSale5,000 @ $83.00$415K−5.3% of holding88,496Form 4
2025-12-05SMTCSale6,774 @ $79.93$541K−6.8% of holding93,496Form 4
2025-12-05SMTCSale3,726 @ $79.11$295K−3.6% of holding100,270Form 4
2025-08-29SMTCSale900 @ $58.25$52K−0.9% of holding104,096Form 4
2025-08-29SMTCSale100 @ $59.95$6K−0.1% of holding103,996Form 4
2025-08-28SMTCSale1,000 @ $60.00$60K−0.9% of holding104,996Form 4
2025-06-24SMTCSale1,000 @ $43.48$43K−0.9% of holding105,996Form 4
2025-06-24SMTCSale1,000 @ $42.49$42K−0.9% of holding106,996Form 4
2025-06-06SMTCSale2,000 @ $38.20$76K−1.8% of holding107,996Form 4
2025-01-15SMTCSale2,000 @ $70.00$140K−2.6% of holding76,417Form 4
2024-12-06SMTCSale3,002 @ $65.75$197K−3.7% of holding78,022Form 4
2024-12-06SMTCSale998 @ $66.50$66K−1.3% of holding77,024Form 4
45 award / exercise / gift records — not counted as purchases
DateCompanyActionSharesOwned afterFiling
2026-09-10SMTCWithheld for tax1,2411,198Form 4
2026-09-10SMTCOption exercise2,4392,439Form 4
2026-09-10SMTCOption exercise2,43914,633Form 4
2026-07-01SMTCGift38,866105,362Form 4
2026-07-01SMTCGift38,8660Form 4
2026-06-10SMTCWithheld for tax1,241105,362Form 4
2026-06-10SMTCOption exercise2,43817,072Form 4
2026-06-10SMTCOption exercise2,438106,603Form 4
2026-04-06SMTCAward / grant488106,165Form 4
2026-03-23SMTCWithheld for tax6,810105,677Form 4
2026-03-23SMTCWithheld for tax4,96499,104Form 4
2026-03-23SMTCAward / grant13,383112,487Form 4
2026-03-23SMTCAward / grant9,755104,068Form 4
2026-03-10SMTCWithheld for tax5,05394,313Form 4
2026-03-10SMTCWithheld for tax4,96489,436Form 4
2026-03-10SMTCOption exercise9,75594,400Form 4
2026-03-10SMTCAward / grant15,55215,552Form 4
2026-03-10SMTCOption exercise9,75519,510Form 4
2026-03-10SMTCAward / grant9,93099,366Form 4
2026-03-07SMTCWithheld for tax6,17684,645Form 4
2026-03-07SMTCOption exercise12,13790,821Form 4
2026-03-07SMTCOption exercise12,1370Form 4
2026-03-05SMTCWithheld for tax7,58578,684Form 4
2026-03-05SMTCOption exercise17,77386,269Form 4
2026-03-05SMTCOption exercise17,77317,774Form 4
2025-06-04SMTCWithheld for tax6,096109,996Form 4
2025-06-04SMTCOption exercise12,004116,092Form 4
2025-06-04SMTCOption exercise12,0040Form 4
2025-03-26SMTCAward / grant12,00412,004Form 4
2025-03-08SMTCWithheld for tax2,705104,088Form 4
2025-03-08SMTCOption exercise5,325106,793Form 4
2025-03-08SMTCOption exercise5,3250Form 4
2025-03-07SMTCWithheld for tax6,164101,468Form 4
2025-03-07SMTCOption exercise12,137107,632Form 4
2025-03-07SMTCOption exercise12,13712,137Form 4
2025-03-06SMTCAward / grant29,26529,265Form 4
2025-03-05SMTCWithheld for tax7,97895,495Form 4
2025-03-05SMTCOption exercise17,773103,473Form 4
2025-03-05SMTCOption exercise17,77335,547Form 4
2025-03-04SMTCWithheld for tax5,17385,700Form 4

Source: SEC Form 4 filings. Each row links to its original filing.

Research tool, not investment advice — historical frequencies, not recommendations. A product of Marovel Technologies LLC. Full terms.