Insider · CIK 0001558685
Christopher Day
officer
Files at AMBA (AMBARELLA INC). First filing Dec 3, 2024, latest Jun 20, 2025.
Track record
Not enough history
Fewer than three past buys with six months of prices.
Median 6-month excess
-
after past buys, n = 0
Hit rate
-
past buys that beat the index over 6 months
Open-market trades
0 / 7
$0 bought, $385k sold
Where the trades landed
Last year at the company this insider has traded most, with each buy and sell on the bar it happened.
AMBA: AMBARELLA INC
AMBAOct 9, 2026 · close 67.43
Daily candles, adjusted for splits and dividends. Green arrows are insider buys, red are sells, sized by value. Click a marked bar to open the signal.Charts by TradingView Lightweight Charts™
Signals
This insider’s open-market buys and sells, scored.
| Score | Company | Value | Holdings | Price context | Filed |
|---|---|---|---|---|---|
| 30Weak | AMBARELLA INC | $18k 342 shares | -2% | +30% from low-37% from high | |
| 35Weak | AMBARELLA INC | $26k 479 shares | -3% | +10% from low-35% from high | |
| 36Weak | AMBARELLA INC | $46k 834 shares | -5% | +2% from low-35% from high | |
| 40Moderate | AMBARELLA INC | $97k 1,247 shares | -8% | +48% from low0% from high | |
| 38Weak | AMBARELLA INC | $70k 929 shares | -6% | - | |
| 36Weak | AMBARELLA INC | $36k 482 shares | -3% | - | |
| 39Weak | AMBARELLA INC | $92k 1,278 shares | -7% | - |
Transactions
Every row this insider has filed, newest first.
| Date | Company | Transaction | Shares | Price | Value | Holdings after | Filed |
|---|---|---|---|---|---|---|---|
| Jun 17, 2025 | AMBA AMBARELLA INC | SOpen-market sale Ordinary Shares | -342 | $52.26 | $18k | 15,099 | Jun 20, 2025 |
| Mar 18, 2025 | AMBA AMBARELLA INC | SOpen-market sale Ordinary Shares | -479 | $55.02 | $26k | 15,441 | Mar 20, 2025 |
| Mar 5, 2025 | AMBA AMBARELLA INC | AGrant or award Ordinary Shares | +1,990 | $0.00 | $0 | 16,520 | Mar 7, 2025 |
| Mar 6, 2025 | AMBA AMBARELLA INC | SOpen-market sale Ordinary Shares | -834 | $55.11 | $46k | 15,686 | Mar 7, 2025 |
| Jan 3, 2025 | AMBA AMBARELLA INC | SOpen-market sale Ordinary Shares | -1,247 | $78.10 | $97k | 14,530 | Jan 7, 2025 |
| Dec 18, 2024 | AMBA AMBARELLA INC | SOpen-market sale Ordinary Shares | -81 | $75.41 | $6,108 | 16,625 | Dec 20, 2024 |
| Dec 18, 2024 | AMBA AMBARELLA INC | SOpen-market sale Ordinary Shares | -848 | $75.40 | $64k | 15,777 | Dec 20, 2024 |
| Dec 16, 2024 | AMBA AMBARELLA INC | SOpen-market sale Ordinary Shares | -482 | $75.41 | $36k | 16,706 | Dec 18, 2024 |
| Dec 2, 2024 | AMBA AMBARELLA INC | SOpen-market sale Ordinary Shares | -1,278 | $71.61 | $92k | 17,188 | Dec 3, 2024 |
Not investment advice. Scores and forward returns are decision support built from public SEC filings and past prices; they describe what happened after comparable filings, not what will happen after this one. Do your own research and size your risk.