Nasdaq · DAIO · stock
Data I/O Corp. (DAIO) stock price history
Every Nasdaq trading session of Data I/O Corp. from Jan 3, 1989 to Sep 28, 2026: 9,504 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.
DAIO adjusted close, 1989 to 2026
- $15.94
- All time high, 2017
- $4.49
- 52 week high, $2.16 low
- 9,504
- Daily sessions since 1989
Last updated Sep 28, 2026, the last stored session. Refreshes after each trading day. Full 1989 to 2026 series and minute bars.
DAIO key facts
- Data I/O Corp. (DAIO) closed at $2.85 on Sep 28, 2026 on Nasdaq.
- DAIO's all time high close is $15.94, set on Nov 27, 2017; its all time low close is $0.5200 on Aug 5, 2002.
- DAIO's 52 week range is $2.16 to $4.49.
- DAIO returned -15.7% over the year to Sep 28, 2026 and -56.7% over five years.
- Over ten years DAIO returned -19%, -2.0% a year compounded.
- DAIO's deepest drawdown was -95.7% from Jul 26, 1995 to Aug 5, 2002.
- DataCedar holds 9,504 daily sessions of DAIO history from Jan 3, 1989 and minute bars from Jul 13, 2026, adjusted for splits and dividends, served by the API under a key.
DAIO price chart, 1989 to 2026
DAIO returns
Price return from the last close on or before the window start to Sep 28, 2026, on adjusted closes.
| Period | Return |
|---|---|
| 1 month | -2.7% |
| 3 months | -24.2% |
| 6 months | +7.1% |
| Year to date | -12.0% |
| 1 year | -15.7% |
| 3 years | -24.0% |
| 5 years | -56.7% |
| 10 years | -18.6% |
| Since Jan 3, 1989 | -41.6% |
| Compound annual growth, 37.7 years | -1.4% |
DAIO records
Measured on the stored closes; every figure is reproducible from the API series.
- All time high close
- $15.94 on Nov 27, 2017
- All time low close
- $0.5200 on Aug 5, 2002
- 52 week high
- $4.49 on May 29, 2026
- 52 week low
- $2.16 on Apr 6, 2026
- Deepest drawdown
- -95.7% from Jul 26, 1995 to Aug 5, 2002, recovered Oct 30, 2017
- Best single session
- +57.2% on Dec 12, 2005
- Worst single session
- -35.1% on Oct 21, 2002
- Volatility, 1 year annualised
- 54.2%
- Sessions closing higher, 1 year
- 40%
- Best calendar year
- 2003, +289%
- Worst calendar year
- 1998, -72%
DAIO 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. 1989 starts on Jan 3, 1989; 2026 runs to Sep 28, 2026.
| Year | Open | High | Low | Close | Return | Volume | Sessions |
|---|---|---|---|---|---|---|---|
| 2026 | $3.19 | $4.49 | $2.16 | $2.85 | -10.1% | 8.8M | 185 |
| 2025 | $2.88 | $3.57 | $1.88 | $3.17 | +14.4% | 7.7M | 250 |
| 2024 | $2.92 | $3.99 | $2.29 | $2.77 | -5.8% | 6.1M | 252 |
| 2023 | $3.99 | $4.99 | $2.87 | $2.94 | -25.9% | 4.5M | 250 |
| 2022 | $4.68 | $5.12 | $2.61 | $3.97 | -13.9% | 7.1M | 251 |
| 2021 | $4.12 | $7.52 | $4.03 | $4.61 | +11.9% | 14M | 252 |
| 2020 | $4.24 | $4.85 | $2.34 | $4.12 | -3.1% | 6.8M | 253 |
| 2019 | $5.00 | $6.88 | $3.23 | $4.25 | -15.0% | 6.4M | 252 |
| 2018 | $12.22 | $12.52 | $4.27 | $5.00 | -58.5% | 21.9M | 251 |
| 2017 | $4.25 | $16.49 | $4.01 | $12.04 | +188.0% | 36.1M | 251 |
| 2016 | $2.46 | $4.40 | $2.03 | $4.18 | +65.9% | 4.2M | 252 |
| 2015 | $3.40 | $3.80 | $2.26 | $2.52 | -25.4% | 2.6M | 252 |
| 2014 | $2.60 | $3.83 | $2.16 | $3.38 | +31.5% | 5.1M | 252 |
| 2013 | $1.65 | $3.25 | $1.41 | $2.57 | +55.8% | 3.4M | 252 |
| 2012 | $3.68 | $4.39 | $1.39 | $1.65 | -55.9% | 5.5M | 250 |
| 2011 | $5.70 | $6.25 | $3.32 | $3.74 | -34.8% | 3.1M | 252 |
| 2010 | $4.46 | $6.05 | $3.67 | $5.74 | +28.7% | 4.2M | 252 |
| 2009 | $2.42 | $4.48 | $1.89 | $4.46 | +85.8% | 2.5M | 252 |
| 2008 | $6.65 | $6.90 | $1.87 | $2.40 | -63.4% | 8.1M | 253 |
| 2007 | $3.54 | $6.85 | $2.98 | $6.55 | +81.9% | 9.1M | 251 |
| 2006 | $4.17 | $5.60 | $2.75 | $3.60 | -14.3% | 7.2M | 251 |
| 2005 | $2.97 | $5.00 | $2.02 | $4.20 | +41.4% | 5.5M | 252 |
| 2004 | $3.45 | $3.85 | $1.92 | $2.97 | -16.1% | 3.3M | 252 |
| 2003 | $0.8600 | $4.18 | $0.7500 | $3.54 | +289.0% | 3.1M | 252 |
| 2002 | $1.55 | $2.00 | $0.4100 | $0.9100 | -40.9% | 1.5M | 252 |
| 2001 | $2.25 | $3.81 | $1.30 | $1.54 | -25.3% | 1.9M | 248 |
| 2000 | $2.88 | $7.13 | $1.50 | $2.06 | -25.0% | 12.1M | 252 |
| 1999 | $1.84 | $3.50 | $1.00 | $2.75 | +60.0% | 10.5M | 252 |
| 1998 | $6.13 | $6.50 | $1.44 | $1.72 | -71.9% | 11.5M | 252 |
| 1997 | $5.00 | $8.00 | $4.38 | $6.13 | +16.7% | 5.2M | 253 |
| 1996 | $6.63 | $7.75 | $4.00 | $5.25 | -23.6% | 8.4M | 254 |
| 1995 | $5.50 | $12.63 | $4.38 | $6.88 | +25.0% | 22.7M | 252 |
| 1994 | $2.44 | $5.75 | $2.25 | $5.50 | +125.6% | 8.2M | 252 |
| 1993 | $4.75 | $5.00 | $2.25 | $2.44 | -48.7% | 7.1M | 253 |
| 1992 | $5.25 | $8.63 | $3.00 | $4.75 | -9.5% | 12.3M | 254 |
| 1991 | $2.25 | $6.63 | $2.00 | $5.25 | +133.3% | 16.1M | 253 |
| 1990 | $3.50 | $4.00 | $2.00 | $2.25 | -35.7% | 6M | 253 |
| 1989 | $4.74 | $6.13 | $3.13 | $3.50 | n/a | 10.8M | 252 |
DAIO monthly closes, last 12 months
| Month | Month end close | Change |
|---|---|---|
| September 2026 | $2.85 | -1.4% |
| August 2026 | $2.89 | +1.8% |
| July 2026 | $2.84 | -27.9% |
| June 2026 | $3.94 | -6.9% |
| May 2026 | $4.23 | +56.1% |
| April 2026 | $2.71 | +7.1% |
| March 2026 | $2.53 | -8.7% |
| February 2026 | $2.77 | -10.6% |
| January 2026 | $3.10 | -2.2% |
| December 2025 | $3.17 | +10.1% |
| November 2025 | $2.88 | -5.0% |
| October 2025 | $3.03 | -9.3% |
About the DAIO data
Daily bars. 9,504 sessions from Jan 3, 1989 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 25, 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 Jan 3, 1989, 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/DAIO/bars?timeframe=1Day&adjustment=all&limit=50000" \
-H "X-API-Key: YOUR_KEY"Nearby on Nasdaq
Common questions
DAIO share price history
