Nasdaq · AEHR · stock
Aehr Test Systems (AEHR) stock price history
Every Nasdaq trading session of Aehr Test Systems from Aug 15, 1997 to Sep 28, 2026: 7,324 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.
AEHR adjusted close, 1997 to 2026
- $145.61
- All time high, 2026
- $147.40
- 52 week high, $18.70 low
- 7,324
- Daily sessions since 1997
Last updated Sep 28, 2026, the last stored session. Refreshes after each trading day. Full 1997 to 2026 series and minute bars.
AEHR key facts
- Aehr Test Systems (AEHR) closed at $98.49 on Sep 28, 2026 on Nasdaq.
- AEHR's all time high close is $145.61, set on Aug 17, 2026; its all time low close is $0.5000 on Nov 22, 2011.
- AEHR's 52 week range is $18.70 to $147.40.
- AEHR returned +226.2% over the year to Sep 28, 2026 and +582.1% over five years.
- Over ten years AEHR returned +3,183%, +41.8% a year compounded.
- AEHR's deepest drawdown was -98.0% from Sep 15, 1997 to Nov 22, 2011.
- DataCedar holds 7,324 daily sessions of AEHR history from Aug 15, 1997 and minute bars from Jul 13, 2026, adjusted for splits and dividends, served by the API under a key.
AEHR price chart, 1997 to 2026
AEHR returns
Price return from the last close on or before the window start to Sep 28, 2026, on adjusted closes.
| Period | Return |
|---|---|
| 1 month | +21.9% |
| 3 months | +7.3% |
| 6 months | +202.9% |
| Year to date | +384.2% |
| 1 year | +226.2% |
| 3 years | +113.0% |
| 5 years | +582.1% |
| 10 years | +3,183% |
| Since Aug 15, 1997 | +567.7% |
| Compound annual growth, 29.1 years | +6.7% |
AEHR records
Measured on the stored closes; every figure is reproducible from the API series.
- All time high close
- $145.61 on Aug 17, 2026
- All time low close
- $0.5000 on Nov 22, 2011
- 52 week high
- $147.40 on Aug 14, 2026
- 52 week low
- $18.70 on Nov 21, 2025
- Deepest drawdown
- -98.0% from Sep 15, 1997 to Nov 22, 2011, recovered Nov 3, 2021
- Best single session
- +87.9% on Jul 19, 2021
- Worst single session
- -29.2% on Jul 23, 2008
- Volatility, 1 year annualised
- 123.0%
- Sessions closing higher, 1 year
- 53%
- Growth of 1 since 1997
- 6.7×
- Best calendar year
- 2021, +856%
- Worst calendar year
- 2008, -66%
AEHR 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. 1997 starts on Aug 15, 1997; 2026 runs to Sep 28, 2026.
| Year | Open | High | Low | Close | Return | Volume | Sessions |
|---|---|---|---|---|---|---|---|
| 2026 | $21.02 | $147.40 | $20.99 | $98.49 | +387.8% | 456.4M | 185 |
| 2025 | $16.86 | $34.35 | $6.27 | $20.19 | +21.4% | 308.9M | 250 |
| 2024 | $26.30 | $26.30 | $9.83 | $16.63 | -37.3% | 339.9M | 252 |
| 2023 | $20.54 | $54.10 | $17.05 | $26.53 | +32.0% | 318.9M | 250 |
| 2022 | $24.66 | $28.00 | $6.71 | $20.10 | -16.9% | 271.5M | 251 |
| 2021 | $2.50 | $27.09 | $1.94 | $24.18 | +855.7% | 707.1M | 252 |
| 2020 | $2.00 | $2.78 | $1.10 | $2.53 | +26.5% | 40.1M | 253 |
| 2019 | $1.42 | $2.33 | $1.03 | $2.00 | +41.8% | 21.5M | 252 |
| 2018 | $2.71 | $3.37 | $1.30 | $1.41 | -48.0% | 24.1M | 251 |
| 2017 | $2.34 | $6.10 | $2.15 | $2.71 | +12.4% | 45.4M | 251 |
| 2016 | $1.89 | $3.58 | $0.9500 | $2.41 | +28.2% | 13.2M | 252 |
| 2015 | $2.66 | $2.86 | $1.72 | $1.88 | -26.3% | 3.7M | 252 |
| 2014 | $3.06 | $3.36 | $1.75 | $2.55 | -17.5% | 5M | 252 |
| 2013 | $0.8700 | $3.59 | $0.7200 | $3.09 | +263.5% | 6.1M | 252 |
| 2012 | $0.6500 | $1.65 | $0.5900 | $0.8500 | +63.5% | 2.9M | 250 |
| 2011 | $1.20 | $2.39 | $0.4000 | $0.5200 | -56.7% | 6.9M | 252 |
| 2010 | $1.39 | $3.34 | $0.9100 | $1.20 | -9.1% | 7.3M | 252 |
| 2009 | $2.21 | $2.88 | $0.7500 | $1.32 | -35.6% | 11.4M | 252 |
| 2008 | $6.13 | $11.20 | $1.43 | $2.05 | -66.4% | 20.8M | 253 |
| 2007 | $5.02 | $8.27 | $5.01 | $6.10 | +22.0% | 3.9M | 251 |
| 2006 | $4.10 | $11.18 | $3.51 | $5.00 | +22.2% | 10.2M | 251 |
| 2005 | $3.93 | $4.38 | $2.36 | $4.09 | -1.2% | 1.9M | 252 |
| 2004 | $3.09 | $6.91 | $2.18 | $4.14 | +33.5% | 2.5M | 252 |
| 2003 | $2.74 | $4.66 | $1.74 | $3.10 | +13.1% | 592.6K | 252 |
| 2002 | $4.25 | $5.94 | $1.85 | $2.74 | -35.5% | 884.2K | 252 |
| 2001 | $5.00 | $5.50 | $3.18 | $4.25 | -19.0% | 1.4M | 248 |
| 2000 | $5.00 | $10.00 | $3.50 | $5.25 | +5.0% | 4.7M | 252 |
| 1999 | $6.38 | $7.38 | $3.63 | $5.00 | -18.4% | 4.2M | 252 |
| 1998 | $8.00 | $8.38 | $3.19 | $6.13 | -23.4% | 9.1M | 252 |
| 1997 | $14.75 | $25.25 | $6.38 | $8.00 | n/a | 18.5M | 96 |
AEHR monthly closes, last 12 months
| Month | Month end close | Change |
|---|---|---|
| September 2026 | $98.49 | +24.2% |
| August 2026 | $79.27 | -0.9% |
| July 2026 | $79.98 | -16.7% |
| June 2026 | $96.06 | +4.0% |
| May 2026 | $92.33 | +2.0% |
| April 2026 | $90.56 | +144.2% |
| March 2026 | $37.08 | -0.9% |
| February 2026 | $37.43 | +46.0% |
| January 2026 | $25.64 | +27.0% |
| December 2025 | $20.19 | -12.1% |
| November 2025 | $22.97 | -11.6% |
| October 2025 | $25.99 | -13.7% |
About the AEHR data
Daily bars. 7,324 sessions from Aug 15, 1997 to Sep 28, 2026, one row per Nasdaq 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 Nasdaq 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 Aug 15, 1997, 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/AEHR/bars?timeframe=1Day&adjustment=all&limit=50000" \
-H "X-API-Key: YOUR_KEY"Nearby on Nasdaq
Common questions
AEHR share price history
