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Closing prices for 09 October 2026
Next earnings report: none scheduled in the next five weeks · Earnings calendar
The series is stated in the current share scale after splits; dividends are not included in the price
Amprius Technologies, Inc. trades on NYSE under the ticker AMPX. The company belongs to the Industrials sector. The trading history on this page starts on 15 September 2022.
Over the past 52 weeks AMPX has traded between 7.71 $ and 24.23 $. As of 09 October 2026 the price stood 10.48 % of the way from the 52-week low to the high.
Over one year AMPX shares fell 23.99 %; over six months they fell 45.18 %. Volatility over 90 days is 78.13 %. Dividends are not included: this is price change only, as of 09 October 2026.
The company reported a loss over the last four quarters, so a price-to-earnings ratio is not calculated. Price to sales is 14.2, above the sector median of 1.3. Price to book is 11.7, above the sector median of 2.6. Calculated from reports for the period ending 31 March 2026.
| Date | Open | High | Low | Close | Volume, shares |
|---|---|---|---|---|---|
| 09 October 2026 | 9.49 | 9.57 | 9.14 | 9.44 | 5M |
| 08 October 2026 | 9.16 | 9.46 | 9.08 | 9.39 | 5M |
| 07 October 2026 | 9.29 | 9.35 | 8.85 | 9.33 | 8M |
| 06 October 2026 | 9.56 | 9.77 |
Based on the last 12 months of reports, through 31 March 2026
The sector median covers every company in the sector on the US market, loss-making ones included.
Amprius Technologies, Inc. (AMPX) is a public company in the industrials sector. Its common stock trade on NYSE.
Over the trailing twelve months as reported to 2025-12-31, revenue was 73.0m $, net income was -44.0m $. Incorporated in US.
This summary is compiled automatically from SEC filings and exchange data.
Address:1180 PAGE AVENUE, FREMONT, CA, 94538, US
Amprius Technologies, Inc. reported revenue of 90M $ and a net loss of 40M $ over the last four quarters. Net margin is −43.98 %. Revenue changed by +172.57 % year over year. Earnings per share are −0.31 $. Market capitalisation is 1.3B $.
AMPX has a return on equity of −36.28 %, below the sector median of 5.92 %. Return on assets is −30.35 %, below the sector median of 2.51 %. Operating margin is −48.37 %, below the sector median of 4.32 %.
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| 9.42 |
| 9.47 |
| 5M |
| 05 October 2026 | 9.82 | 9.85 | 9.31 | 9.45 | 6M |
| 02 October 2026 | 9.88 | 9.91 | 9.54 | 9.67 | 5M |
| 01 October 2026 | 9.62 | 9.99 | 9.36 | 9.61 | 5M |
| 30 September 2026 | 9.75 | 9.99 | 9.62 | 9.68 | 7M |
| 29 September 2026 | 9.56 | 9.73 | 9.33 | 9.53 | 7M |
| 28 September 2026 | 10.88 | 11.23 | 9.47 | 9.60 | 15M |
| 25 September 2026 | 9.84 | 10.02 | 9.65 | 9.75 | 4M |
| 24 September 2026 | 9.51 | 9.86 | 9.37 | 9.69 | 5M |
| 23 September 2026 | 9.93 | 10.17 | 9.70 | 9.73 | 5M |
| 22 September 2026 | 9.80 | 10.05 | 9.62 | 9.98 | 5M |
| 21 September 2026 | 9.80 | 9.93 | 9.49 | 9.61 | 4M |
| 18 September 2026 | 9.70 | 9.85 | 9.20 | 9.50 | 5M |
| 17 September 2026 | 9.49 | 9.78 | 9.40 | 9.54 | 5M |
| 16 September 2026 | 9.26 | 9.29 | 8.76 | 9.10 | 5M |
| 15 September 2026 | 9.17 | 9.28 | 8.93 | 9.16 | 4M |
| 14 September 2026 | 8.93 | 9.32 | 8.85 | 9.17 | 4M |