Young John Alexander

Officer · AMBA

As of 2026-09-16, Young John Alexander has 24 Form 4 transactions on record across 1 company — 16 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 June in multiple years since 2025 — a recurring calendar cadence, more consistent with scheduled activity than a one-off decision.

Reconstructed holdings

Direct: $7.1MIndirect: $0$7.1Mas of 2026-09-16
  • Direct $7.1M
  • Indirect $0
AMBAdirect112,590 sh$7.1M

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

AMBA · 24 trades
2026-06-17: Sale, 3,186 sh ($216K)2026-06-17: Sale, 1,847 sh ($124K)2026-05-26: Sale, 400 sh ($38K)2026-05-26: Option exercise, 400 sh ($22K)2026-05-26: Option exercise, 400 sh ($0)2026-04-21: Sale, 1,971 sh ($118K)2026-03-19: Sale, 3,038 sh ($164K)2026-03-18: Award / grant, 5,560 sh ($0)2026-03-17: Sale, 4,577 sh ($242K)2026-03-17: Option exercise, 3,556 sh ($0)2026-03-17: Option exercise, 3,556 sh2026-03-17: Option exercise, 3,556 sh2026-03-02: Award / grant, 15,201 sh ($0)2026-03-02: Award / grant, 15,201 sh ($0)2025-12-18: Sale, 3,791 sh ($277K)2025-12-17: Sale, 2,579 sh ($185K)2025-09-17: Sale, 2,566 sh ($204K)2025-06-17: Sale, 2,435 sh ($127K)2025-03-18: Sale, 2,103 sh ($116K)2025-03-06: Sale, 2,663 sh ($147K)2025-03-05: Award / grant, 4,637 sh ($0)2025-02-28: Award / grant, 12,388 sh ($0)2025-02-28: Award / grant, 12,388 sh ($0)2024-12-16: Sale, 2,136 sh ($161K)

Filing ledger

DateCompanyActionShares @ priceValueOwnership ΔOwned afterFiling
2026-06-17AMBASale3,186 @ $67.87$216K−2.7% of holding114,437Form 4
2026-06-17AMBASale1,847 @ $66.98$124K−1.6% of holding112,590Form 4
2026-05-26AMBASale400 @ $96.00$38K−0.3% of holding117,623Form 4
2026-04-21AMBASale1,971 @ $60.00$118K−1.6% of holding117,623Form 4
2026-03-19AMBASale3,038 @ $54.14$164K−2.5% of holding119,594Form 4
2026-03-17AMBASale4,577 @ $52.77$242K−3.8% of holding117,072Form 4
2025-12-18AMBASale3,791 @ $72.96$277K−3.6% of holding102,738Form 4
2025-12-17AMBASale2,579 @ $71.82$185K−2.4% of holding106,529Form 4
2025-09-17AMBASale2,566 @ $79.43$204K−2.3% of holding109,108Form 4
2025-06-17AMBASale2,435 @ $52.26$127K−2.1% of holding111,451Form 4
2025-03-18AMBASale2,103 @ $55.02$116K−1.8% of holding113,886Form 4
2025-03-06AMBASale2,663 @ $55.11$147K−2.2% of holding115,755Form 4
2024-12-16AMBASale2,136 @ $75.41$161K−2.1% of holding101,393Form 4
11 award / exercise / gift records — not counted as purchases
DateCompanyActionSharesOwned afterFiling
2026-05-26AMBAOption exercise400118,023Form 4
2026-05-26AMBAOption exercise40024,600Form 4
2026-03-18AMBAAward / grant5,560122,632Form 4
2026-03-17AMBAOption exercise3,5560Form 4
2026-03-17AMBAOption exercise3,556121,649Form 4
2026-03-17AMBAOption exercise3,556121,649Form 4
2026-03-02AMBAAward / grant15,201117,939Form 4
2026-03-02AMBAAward / grant15,20115,201Form 4
2025-03-05AMBAAward / grant4,637118,418Form 4
2025-02-28AMBAAward / grant12,38812,388Form 4
2025-02-28AMBAAward / grant12,388113,781Form 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.