price
AM
NYSE · AMPX
Amprius Technologies, Inc.
Industrials · Electrical Equipment & Parts
$9.55
Down-$0.32 (-3.19%)
Updated Sep 11, 2026, 5:10 AM
SID Score
4.2/10
Composite research score
Smart Money
—
Institutional and insider signal
- Market cap
- 1.4B
- P/E ratio
- -43.76
- Dividend yield
- 0.00%
- 52-week range
- $8.44 – $24.23
- Volume
- 3.8M
- Avg. volume
- 6.93M
Price performance
AMPX price history
1M range · 20 trading sessions · Daily adjusted prices
AMPX closed at $9.55 after 20 trading sessions, down 20.02% for the selected period.
- Last close
- $9.55
- Period change
- -20.02%
- Period low
- $9.48
- Period high
- $12.51
Daily close
View OHLC price history
| Date | Open | High | Low | Close | Volume |
|---|---|---|---|---|---|
| Sep 10, 2026 | $9.61 | $9.9399 | $9.53 | $9.55 | 3.8M |
| Sep 9, 2026 | $10.32 | $10.40 | $9.835 | $9.87 | 5.65M |
| Sep 8, 2026 | $10.14 | $10.60 | $10.00 | $10.39 | 5.67M |
| Sep 4, 2026 | $9.62 | $9.945 | $9.61 | $9.89 | 4.19M |
| Sep 3, 2026 | $9.54 | $9.71 | $9.395 | $9.63 | 4.11M |
| Sep 2, 2026 | $9.57 | $9.65 | $9.37 | $9.52 | 5.41M |
| Sep 1, 2026 | $9.64 | $9.69 | $9.395 | $9.48 | 4.03M |
| Aug 31, 2026 | $9.75 | $9.9463 | $9.61 | $9.88 | 3.81M |
| Aug 28, 2026 | $10.55 | $10.55 | $9.88 | $9.89 | 3.65M |
| Aug 27, 2026 | $10.56 | $10.64 | $10.3508 | $10.51 | 3.53M |
| Aug 26, 2026 | $10.14 | $10.439 | $9.9513 | $10.20 | 4.52M |
| Aug 25, 2026 | $10.06 | $10.34 | $10.025 | $10.18 | 4.12M |
| Aug 24, 2026 | $10.20 | $10.20 | $9.83 | $9.86 | 3.86M |
| Aug 21, 2026 | $10.28 | $10.49 | $10.08 | $10.34 | 3.53M |
| Aug 20, 2026 | $10.665 | $10.72 | $9.94 | $10.20 | 5.36M |
| Aug 19, 2026 | $10.825 | $10.825 | $10.245 | $10.63 | 4.05M |
| Aug 18, 2026 | $10.85 | $11.36 | $10.66 | $10.71 | 5.26M |
| Aug 17, 2026 | $12.25 | $12.45 | $11.45 | $11.58 | 6.54M |
| Aug 14, 2026 | $12.905 | $13.42 | $12.49 | $12.51 | 9.07M |
| Aug 13, 2026 | $12.22 | $12.33 | $11.815 | $11.94 | 4.32M |
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