Ju Chi-Hong Insider Trading Activity
Ju Chi-Hong has been net-selling over the last 12 months with 0 purchases and 9 sales across 1 company.
AMBA is the most-traded position with 9 trades. The largest single transaction was a sale of AMBA for $584K on Jan 5, 2026.
Performance Scorecard
Forward stock performance after each transaction by Ju Chi-Hong. Buy returns measure price movement after open-market purchases; sell-avoided measures the loss avoided after open-market sales. Success rate counts trades where the insider's direction was right.
| PERIOD | AVG BUY RETURN | AVG SELL AVOIDED | SUCCESS RATE | TRADES |
|---|---|---|---|---|
| 30 days | — | -6.0% | 33% | 9 |
| 90 days | — | +10.8% | 86% | 7 |
| 120 days | — | +3.3% | 86% | 7 |
Performance based on stock price movement after each transaction date. Past results do not predict future returns. Not financial advice.
Price & Trades
Pro: Trade MarkersAMBA · AMBARELLA INC
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| DATE | TICKER | TYPE | SHARES | PRICE | VALUE | ROLE |
|---|---|---|---|---|---|---|
| Mar 19, 2026 | AMBA | Sell | 2,155 | $54.14 | $117K | VP |
| Mar 17, 2026 | AMBA | Sell | 4,729 | $52.77 | $250K | VP |
| Jan 5, 2026 | AMBA | Sell | 7,728 | $75.58 | $584K | VP |
| Dec 30, 2025 | AMBA | Sell | 3,765 | $70.32 | $265K | VP |
| Dec 17, 2025 | AMBA | Sell | 1,342 | $71.82 | $96K | VP |
| Oct 14, 2025 | AMBA | Sell | 6,156 | $80.96 | $498K | VP |
| Oct 13, 2025 | AMBA | Sell | 5,057 | $81.29 | $411K | VP |
| Sep 17, 2025 | AMBA | Sell | 1,168 | $79.43 | $93K | President |
| Jun 17, 2025 | AMBA | Sell | 1,108 | $52.26 | $58K | President |
Top Companies Traded
| TICKER | COMPANY | TRADES | TOTAL VOLUME |
|---|---|---|---|
| AMBA | AMBARELLA INC | 9 | $2.4M |
Other insiders at AMBARELLA INC
3 other tracked filers at AMBA.