JPX · 4255 · stock
THECOO Inc. (4255) stock price history
Every JPX trading session of THECOO Inc. from Dec 22, 2021 to Sep 28, 2026: 1,163 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.
4255 adjusted close, 2021 to 2026
- ¥5,970
- All time high, 2021
- ¥3,890
- 52 week high, ¥930.00 low
- 1,163
- Daily sessions since 2021
Last updated Sep 28, 2026, the last stored session. Refreshes after each trading day. Full 2021 to 2026 series and minute bars.
4255 key facts
- THECOO Inc. (4255) closed at ¥3,490 on Sep 28, 2026 on JPX.
- 4255's all time high close is ¥5,970, set on Dec 23, 2021; its all time low close is ¥429.00 on Aug 5, 2024.
- 4255's 52 week range is ¥930.00 to ¥3,890.
- 4255 returned +185.6% over the year to Sep 28, 2026.
- Since Dec 22, 2021 4255 returned -32%, -7.6% a year compounded.
- 4255's deepest drawdown was -92.8% from Dec 23, 2021 to Aug 5, 2024.
- DataCedar holds 1,163 daily sessions of 4255 history from Dec 22, 2021 and minute bars from Sep 14, 2026, adjusted for splits and dividends, served by the API under a key.
4255 price chart, 2021 to 2026
4255 returns
Price return from the last close on or before the window start to Sep 28, 2026, on adjusted closes.
| Period | Return |
|---|---|
| 1 month | -1.6% |
| 3 months | +42.4% |
| 6 months | +77.9% |
| Year to date | +45.1% |
| 1 year | +185.6% |
| 3 years | +473.1% |
| 5 years | n/a |
| 10 years | n/a |
| Since Dec 22, 2021 | -31.6% |
| Compound annual growth, 4.8 years | -7.6% |
4255 records
Measured on the stored closes; every figure is reproducible from the API series.
- All time high close
- ¥5,970 on Dec 23, 2021
- All time low close
- ¥429.00 on Aug 5, 2024
- 52 week high
- ¥3,890 on Aug 17, 2026
- 52 week low
- ¥930.00 on Oct 14, 2025
- Deepest drawdown
- -92.8% from Dec 23, 2021 to Aug 5, 2024, not yet recovered
- Best single session
- +25.8% on Nov 14, 2025
- Worst single session
- -24.1% on Nov 14, 2022
- Volatility, 1 year annualised
- 72.7%
- Sessions closing higher, 1 year
- 47%
- Best calendar year
- 2025, +282%
- Worst calendar year
- 2022, -82%
4255 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. 2021 starts on Dec 22, 2021; 2026 runs to Sep 28, 2026.
| Year | Open | High | Low | Close | Return | Volume | Sessions |
|---|---|---|---|---|---|---|---|
| 2026 | ¥2,400 | ¥3,890 | ¥1,770 | ¥3,490 | +45.1% | 1.1M | 178 |
| 2025 | ¥640.00 | ¥2,500 | ¥631.00 | ¥2,405 | +281.7% | 3.6M | 243 |
| 2024 | ¥494.00 | ¥845.00 | ¥411.00 | ¥630.00 | +27.5% | 4.5M | 245 |
| 2023 | ¥980.00 | ¥1,124 | ¥466.00 | ¥494.00 | -50.6% | 5.2M | 246 |
| 2022 | ¥5,510 | ¥5,530 | ¥933.00 | ¥999.00 | -82.2% | 2.3M | 244 |
| 2021 | ¥6,100 | ¥6,400 | ¥5,100 | ¥5,610 | n/a | 1.4M | 7 |
4255 monthly closes, last 12 months
| Month | Month end close | Change |
|---|---|---|
| September 2026 | ¥3,490 | -2.6% |
| August 2026 | ¥3,585 | +45.7% |
| July 2026 | ¥2,460 | -5.4% |
| June 2026 | ¥2,600 | +8.2% |
| May 2026 | ¥2,402 | +11.5% |
| April 2026 | ¥2,154 | +13.3% |
| March 2026 | ¥1,901 | -5.0% |
| February 2026 | ¥2,001 | -7.2% |
| January 2026 | ¥2,156 | -10.4% |
| December 2025 | ¥2,405 | +33.8% |
| November 2025 | ¥1,798 | +69.3% |
| October 2025 | ¥1,062 | -16.4% |
About the 4255 data
Daily bars. 1,163 sessions from Dec 22, 2021 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 29, 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 Dec 22, 2021, 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/4255/bars?timeframe=1Day&adjustment=all&limit=50000" \
-H "X-API-Key: YOUR_KEY"Nearby on JPX
Common questions
4255 share price history
