Updated Jul 16, 2026
Ju Chi-Hong has filed 2 SEC Form 4 filings across 1 company in the last 90 days — selling. Lifetime open-market sales: $3.48M.
Chi-Hong Ju is a corporate executive known for his role as Senior Vice President and General Manager of Systems for Asia at Ambarella Inc, a company specializing in semiconductor processing solutions for high-definition video. He has been involved in multiple SEC filings related to his position at Ambarella.
| Role | Senior VP, Systems & GM |
|---|---|
| Notability | 30/100 |
| Date | Ticker | Company | Code | Shares | Price | Value |
|---|---|---|---|---|---|---|
| 2026-07-02 | AMBA | AMBARELLA INC | S — Open-market sale | 10.0K | $88.84 | $888K |
| 2026-06-18 | AMBA | AMBARELLA INC | S — Open-market sale | 2.0K | $67.87 | $137K |
| 2026-03-19 | AMBA | AMBARELLA INC | S — Open-market sale | 2.2K | $54.14 | $117K |
| 2026-03-19 | AMBA | AMBARELLA INC | A — Grant or award | 5.9K | $0.00 | |
| 2026-03-19 | AMBA | AMBARELLA INC | S — Open-market sale | 4.7K | $52.77 | $250K |
| 2026-03-19 | AMBA | AMBARELLA INC | M — Option exercise | 9.6K | — | |
| 2026-03-04 | AMBA | AMBARELLA INC | A — Grant or award | 17.3K | $0.00 | |
| 2026-01-23 | AMBA | AMBARELLA INC | S — Open-market sale | 7.9K | $70.25 | $558K |
| 2025-10-13 | AMBA | AMBARELLA INC | S — Open-market sale | 6.2K | $80.96 | $498K |
| 2025-10-13 | AMBA | AMBARELLA INC | S — Open-market sale | 5.1K | $81.29 | $411K |
| 2025-09-17 | AMBA | AMBARELLA INC | S — Open-market sale | 1.2K | $79.43 | $93K |
| 2025-06-17 | AMBA | AMBARELLA INC | S — Open-market sale | 1.1K | $52.26 | $58K |
| 2024-12-18 | AMBA | AMBARELLA INC | S — Open-market sale | 1.0K | $75.41 | $79K |
| 2024-12-10 | AMBA | AMBARELLA INC | S — Open-market sale | 3.0K | $75.72 | $227K |
| 2024-12-10 | AMBA | AMBARELLA INC | S — Open-market sale | 2.1K | $75.69 | $160K |
| 2024-12-10 | AMBA | AMBARELLA INC | G — Bona-fide gift | 593 | $0.00 | |
| 2024-12-06 | AMBA | AMBARELLA INC | G — Bona-fide gift | 5.0K | $0.00 | |
| 2024-12-06 | AMBA | AMBARELLA INC | G — Bona-fide gift | 5.0K | $0.00 |
Chi-Hong Ju is a corporate executive known for his role as Senior Vice President and General Manager of Systems for Asia at Ambarella Inc, a company specializing in semiconductor processing solutions for high-definition video. He has been involved in multiple SEC filings related to his position at Ambarella.…
2 primary Form 4 filings in the last 90 days, covering 1 company.
Recorded transactions: 0 open-market purchases () and 12 open-market sales ($3.48M) 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.
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