JPX · 228A · stock
OPRO Co., Ltd. (228A) stock price history
Every JPX trading session of OPRO Co., Ltd. from Aug 21, 2024 to Sep 28, 2026: 511 daily bars, adjusted for splits and dividends, with minute bars from Sep 14, 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.
228A adjusted close, 2024 to 2026
- ¥2,589
- All time high, 2026
- ¥2,689
- 52 week high, ¥1,347 low
- 511
- Daily sessions since 2024
Last updated Sep 28, 2026, the last stored session. Refreshes after each trading day. Full 2024 to 2026 series and minute bars.
228A key facts
- OPRO Co., Ltd. (228A) closed at ¥1,745 on Sep 28, 2026 on JPX.
- 228A's all time high close is ¥2,589, set on Jan 8, 2026; its all time low close is ¥1,016 on Apr 7, 2025.
- 228A's 52 week range is ¥1,347 to ¥2,689.
- 228A returned -29.7% over the year to Sep 28, 2026.
- Since Aug 21, 2024 228A returned +9%, +4.2% a year compounded.
- 228A's deepest drawdown was -47.3% from Jan 8, 2026 to Feb 25, 2026.
- DataCedar holds 511 daily sessions of 228A history from Aug 21, 2024 and minute bars from Sep 14, 2026, adjusted for splits and dividends, served by the API under a key.
228A price chart, 2024 to 2026
228A returns
Price return from the last close on or before the window start to Sep 28, 2026, on adjusted closes.
| Period | Return |
|---|---|
| 1 month | +2.3% |
| 3 months | +10.2% |
| 6 months | +10.4% |
| Year to date | -26.7% |
| 1 year | -29.7% |
| 3 years | n/a |
| 5 years | n/a |
| 10 years | n/a |
| Since Aug 21, 2024 | +9.0% |
| Compound annual growth, 2.1 years | +4.2% |
228A records
Measured on the stored closes; every figure is reproducible from the API series.
- All time high close
- ¥2,589 on Jan 8, 2026
- All time low close
- ¥1,016 on Apr 7, 2025
- 52 week high
- ¥2,689 on Jan 8, 2026
- 52 week low
- ¥1,347 on Mar 13, 2026
- Deepest drawdown
- -47.3% from Jan 8, 2026 to Feb 25, 2026, not yet recovered
- Best single session
- +12.0% on Sep 12, 2025
- Worst single session
- -16.4% on Jan 14, 2025
- Volatility, 1 year annualised
- 48.5%
- Sessions closing higher, 1 year
- 48%
- Best calendar year
- 2025, +87%
- Worst calendar year
- 2025, +87%
228A 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. 2024 starts on Aug 21, 2024; 2026 runs to Sep 28, 2026.
| Year | Open | High | Low | Close | Return | Volume | Sessions |
|---|---|---|---|---|---|---|---|
| 2026 | ¥2,480 | ¥2,689 | ¥1,347 | ¥1,745 | -26.7% | 1.7M | 178 |
| 2025 | ¥1,306 | ¥2,897 | ¥960.00 | ¥2,380 | +86.5% | 2.5M | 243 |
| 2024 | ¥1,673 | ¥1,838 | ¥1,037 | ¥1,276 | n/a | 12.7M | 90 |
228A monthly closes, last 12 months
| Month | Month end close | Change |
|---|---|---|
| September 2026 | ¥1,745 | +0.3% |
| August 2026 | ¥1,740 | +9.6% |
| July 2026 | ¥1,588 | -2.7% |
| June 2026 | ¥1,632 | +2.2% |
| May 2026 | ¥1,597 | +8.3% |
| April 2026 | ¥1,475 | -4.5% |
| March 2026 | ¥1,545 | +8.6% |
| February 2026 | ¥1,422 | -23.6% |
| January 2026 | ¥1,862 | -21.8% |
| December 2025 | ¥2,380 | +0.2% |
| November 2025 | ¥2,375 | +3.1% |
| October 2025 | ¥2,303 | -3.8% |
About the 228A data
Daily bars. 511 sessions from Aug 21, 2024 to Sep 28, 2026, one row per JPX 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 Sep 14, 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 JPX trading days; minute timestamps are UTC. Prices are in JPY. 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 21, 2024, 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/228A/bars?timeframe=1Day&adjustment=all&limit=50000" \
-H "X-API-Key: YOUR_KEY"Nearby on JPX
Common questions
228A share price history
