JPX · 6233 · stock
KLASS Corporation (6233) stock price history
Every JPX trading session of KLASS Corporation from Sep 27, 2018 to Sep 28, 2026: 1,952 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.
6233 adjusted close, 2018 to 2026
- ¥1,186
- All time high, 2018
- ¥445.00
- 52 week high, ¥373.00 low
- 1,952
- Daily sessions since 2018
Last updated Sep 28, 2026, the last stored session. Refreshes after each trading day. Full 2018 to 2026 series and minute bars.
6233 key facts
- KLASS Corporation (6233) closed at ¥394.00 on Sep 28, 2026 on JPX.
- 6233's all time high close is ¥1,186, set on Oct 3, 2018; its all time low close is ¥332.97 on Aug 5, 2024.
- 6233's 52 week range is ¥373.00 to ¥445.00.
- 6233 returned -9.6% over the year to Sep 28, 2026 and -29.7% over five years.
- Since Sep 27, 2018 6233 returned -25%, -3.5% a year compounded.
- 6233's deepest drawdown was -71.9% from Oct 3, 2018 to Aug 5, 2024.
- DataCedar holds 1,952 daily sessions of 6233 history from Sep 27, 2018 and minute bars from Sep 14, 2026, adjusted for splits and dividends, served by the API under a key.
6233 price chart, 2018 to 2026
6233 returns
Price return from the last close on or before the window start to Sep 28, 2026, on adjusted closes.
| Period | Return |
|---|---|
| 1 month | -0.5% |
| 3 months | +2.3% |
| 6 months | -1.5% |
| Year to date | -3.7% |
| 1 year | -9.6% |
| 3 years | -24.9% |
| 5 years | -29.7% |
| 10 years | n/a |
| Since Sep 27, 2018 | -24.7% |
| Compound annual growth, 8.0 years | -3.5% |
6233 records
Measured on the stored closes; every figure is reproducible from the API series.
- All time high close
- ¥1,186 on Oct 3, 2018
- All time low close
- ¥332.97 on Aug 5, 2024
- 52 week high
- ¥445.00 on Sep 29, 2025
- 52 week low
- ¥373.00 on Jun 24, 2026
- Deepest drawdown
- -71.9% from Oct 3, 2018 to Aug 5, 2024, not yet recovered
- Best single session
- +36.4% on Oct 3, 2018
- Worst single session
- -22.4% on Dec 16, 2020
- Volatility, 1 year annualised
- 14.4%
- Sessions closing higher, 1 year
- 42%
- Best calendar year
- 2019, +18%
- Worst calendar year
- 2024, -21%
6233 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. 2018 starts on Sep 27, 2018; 2026 runs to Sep 28, 2026.
| Year | Open | High | Low | Close | Return | Volume | Sessions |
|---|---|---|---|---|---|---|---|
| 2026 | ¥406.00 | ¥421.00 | ¥373.00 | ¥394.00 | -3.7% | 833.2K | 178 |
| 2025 | ¥393.96 | ¥530.83 | ¥331.40 | ¥409.00 | +5.1% | 5.1M | 243 |
| 2024 | ¥492.30 | ¥519.02 | ¥330.11 | ¥389.08 | -21.0% | 1.4M | 245 |
| 2023 | ¥467.52 | ¥665.21 | ¥452.53 | ¥492.30 | +7.0% | 1.5M | 246 |
| 2022 | ¥490.98 | ¥534.04 | ¥412.97 | ¥460.03 | -6.1% | 806.6K | 244 |
| 2021 | ¥602.26 | ¥740.41 | ¥441.42 | ¥490.06 | -15.9% | 7.8M | 245 |
| 2020 | ¥607.01 | ¥933.64 | ¥318.08 | ¥582.40 | -5.2% | 9.2M | 242 |
| 2019 | ¥527.50 | ¥732.78 | ¥424.42 | ¥614.08 | +18.4% | 8.6M | 241 |
| 2018 | ¥602.86 | ¥1,383 | ¥464.27 | ¥518.84 | n/a | 33.6M | 68 |
6233 monthly closes, last 12 months
| Month | Month end close | Change |
|---|---|---|
| September 2026 | ¥394.00 | -1.7% |
| August 2026 | ¥401.00 | +3.9% |
| July 2026 | ¥386.00 | -0.5% |
| June 2026 | ¥388.00 | -3.0% |
| May 2026 | ¥400.00 | -0.2% |
| April 2026 | ¥401.00 | -0.5% |
| March 2026 | ¥403.00 | -0.5% |
| February 2026 | ¥405.00 | -1.0% |
| January 2026 | ¥409.00 | 0.0% |
| December 2025 | ¥409.00 | -1.4% |
| November 2025 | ¥415.00 | -1.7% |
| October 2025 | ¥422.00 | -4.5% |
About the 6233 data
Daily bars. 1,952 sessions from Sep 27, 2018 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 Sep 27, 2018, 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/6233/bars?timeframe=1Day&adjustment=all&limit=50000" \
-H "X-API-Key: YOUR_KEY"Nearby on JPX
Common questions
6233 share price history
