NYSE · AMPX · stock
Amprius Technologies, Inc. (AMPX) stock price history
Every NYSE trading session of Amprius Technologies, Inc. from Sep 15, 2022 to Sep 29, 2026: 1,013 daily bars, adjusted for splits and dividends, with minute bars from Jul 13, 2026 forward. The full series is served by the API: a free key covers the last year, paid plans the whole history and minute bars.
AMPX adjusted close, 2022 to 2026
- $22.91
- All time high, 2026
- $24.23
- 52 week high, $7.71 low
- 1,013
- Daily sessions since 2022
Last updated Sep 29, 2026, the last stored session. Refreshes after each trading day. Full 2022 to 2026 series and minute bars.
AMPX key facts
- Amprius Technologies, Inc. (AMPX) closed at $9.53 on Sep 29, 2026 on NYSE.
- AMPX's all time high close is $22.91, set on Jun 2, 2026; its all time low close is $0.7130 on Sep 6, 2024.
- AMPX's 52 week range is $7.71 to $24.23.
- AMPX returned -10.7% over the year to Sep 29, 2026.
- Since Sep 15, 2022 AMPX returned -5%, -1.2% a year compounded.
- AMPX's deepest drawdown was -94.5% from Sep 23, 2022 to Sep 6, 2024.
- DataCedar holds 1,013 daily sessions of AMPX history from Sep 15, 2022 and minute bars from Jul 13, 2026, adjusted for splits and dividends, served by the API under a key.
AMPX price chart, 2022 to 2026
AMPX returns
Price return from the last close on or before the window start to Sep 29, 2026, on adjusted closes.
| Period | Return |
|---|---|
| 1 month | -3.6% |
| 3 months | -29.5% |
| 6 months | -40.9% |
| Year to date | +21.7% |
| 1 year | -10.7% |
| 3 years | +101.1% |
| 5 years | n/a |
| 10 years | n/a |
| Since Sep 15, 2022 | -4.7% |
| Compound annual growth, 4.0 years | -1.2% |
AMPX records
Measured on the stored closes; every figure is reproducible from the API series.
- All time high close
- $22.91 on Jun 2, 2026
- All time low close
- $0.7130 on Sep 6, 2024
- 52 week high
- $24.23 on Jun 2, 2026
- 52 week low
- $7.71 on Dec 31, 2025
- Deepest drawdown
- -94.5% from Sep 23, 2022 to Sep 6, 2024, recovered Oct 6, 2025
- Best single session
- +86.4% on Sep 20, 2022
- Worst single session
- -28.9% on Sep 19, 2022
- Volatility, 1 year annualised
- 103.4%
- Sessions closing higher, 1 year
- 50%
- Best calendar year
- 2025, +182%
- Worst calendar year
- 2024, -47%
AMPX price history by year
Open is the first session's open, high and low span the year, close is the last session's close, and the return is close over the previous year's close. 2022 starts on Sep 15, 2022; 2026 runs to Sep 29, 2026.
| Year | Open | High | Low | Close | Return | Volume | Sessions |
|---|---|---|---|---|---|---|---|
| 2026 | $8.45 | $24.23 | $8.23 | $9.53 | +20.8% | 1.4B | 186 |
| 2025 | $2.88 | $16.03 | $1.70 | $7.89 | +181.8% | 1.5B | 250 |
| 2024 | $5.28 | $5.29 | $0.6130 | $2.80 | -47.1% | 330.5M | 252 |
| 2023 | $7.76 | $10.63 | $2.60 | $5.29 | -33.3% | 82M | 250 |
| 2022 | $9.01 | $26.01 | $5.64 | $7.93 | n/a | 123.6M | 75 |
AMPX monthly closes, last 12 months
| Month | Month end close | Change |
|---|---|---|
| September 2026 | $9.53 | -3.5% |
| August 2026 | $9.88 | +2.9% |
| July 2026 | $9.60 | -30.7% |
| June 2026 | $13.86 | -31.7% |
| May 2026 | $20.28 | -3.7% |
| April 2026 | $21.06 | +24.9% |
| March 2026 | $16.86 | +57.1% |
| February 2026 | $10.73 | -13.7% |
| January 2026 | $12.44 | +57.7% |
| December 2025 | $7.89 | -30.3% |
| November 2025 | $11.32 | -19.7% |
| October 2025 | $14.09 | +33.9% |
About the AMPX data
Daily bars. 1,013 sessions from Sep 15, 2022 to Sep 29, 2026, one row per NYSE trading day with open, high, low, close and volume. Prices are adjusted for splits and cash dividends so the series is comparable across its whole length; the API also serves the raw, split only and dividend only views.
Minute bars. Stored from Jul 13, 2026 forward, most recent session Sep 28, 2026. Minute history is captured from the day collection began and is never backfilled, so this start date is exact. Five minute, fifteen minute and hourly bars are derived from these minutes.
Time and currency. Session dates are NYSE trading days; minute timestamps are UTC. Prices are in USD. Volume is shares traded on the session.
Get the data. The REST endpoint returns the daily series as JSON with pagination; a free key serves the last year, Quant and above the full history back to Sep 15, 2022, and minute bars come with the paid windows. It takes timeframe (1Min, 5Min, 15Min, 1Hour, 1Day), adjustment, start and end. See the bars endpoint and authentication, and pricing for the plan windows.
curl "https://api.datacedar.com/v3/stocks/AMPX/bars?timeframe=1Day&adjustment=all&limit=50000" \
-H "X-API-Key: YOUR_KEY"Nearby on NYSE
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Common questions
AMPX share price history
