JPX · 8923 · stock
Tosei Corporation (8923) stock price history
Every JPX trading session of Tosei Corporation from Nov 22, 2006 to Sep 28, 2026: 4,873 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.
8923 adjusted close, 2006 to 2026
- ¥1,864
- All time high, 2026
- ¥1,943
- 52 week high, ¥1,477 low
- 4,873
- Daily sessions since 2006
Last updated Sep 28, 2026, the last stored session. Refreshes after each trading day. Full 2006 to 2026 series and minute bars.
8923 key facts
- Tosei Corporation (8923) closed at ¥1,765 on Sep 28, 2026 on JPX.
- 8923's all time high close is ¥1,864, set on Jul 15, 2026; its all time low close is ¥30.14 on Mar 16, 2009.
- 8923's 52 week range is ¥1,477 to ¥1,943.
- 8923 returned +4.4% over the year to Sep 28, 2026 and +255.3% over five years.
- Over ten years 8923 returned +525%, +20.1% a year compounded.
- 8923's deepest drawdown was -93.8% from Jan 29, 2007 to Mar 16, 2009.
- DataCedar holds 4,873 daily sessions of 8923 history from Nov 22, 2006 and minute bars from Sep 14, 2026, adjusted for splits and dividends, served by the API under a key.
8923 price chart, 2006 to 2026
8923 returns
Price return from the last close on or before the window start to Sep 28, 2026, on adjusted closes.
| Period | Return |
|---|---|
| 1 month | -3.8% |
| 3 months | +5.0% |
| 6 months | +13.1% |
| Year to date | +2.9% |
| 1 year | +4.4% |
| 3 years | +98.0% |
| 5 years | +255.3% |
| 10 years | +524.9% |
| Since Nov 22, 2006 | +330.7% |
| Compound annual growth, 19.8 years | +7.6% |
8923 records
Measured on the stored closes; every figure is reproducible from the API series.
- All time high close
- ¥1,864 on Jul 15, 2026
- All time low close
- ¥30.14 on Mar 16, 2009
- 52 week high
- ¥1,943 on Jan 14, 2026
- 52 week low
- ¥1,477 on Mar 23, 2026
- Deepest drawdown
- -93.8% from Jan 29, 2007 to Mar 16, 2009, recovered Apr 5, 2013
- Best single session
- +18.9% on Apr 6, 2010
- Worst single session
- -22.2% on Mar 15, 2011
- Volatility, 1 year annualised
- 28.1%
- Sessions closing higher, 1 year
- 53%
- Growth of 1 since 2006
- 4.3×
- Best calendar year
- 2012, +162%
- Worst calendar year
- 2008, -81%
8923 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. 2006 starts on Nov 22, 2006; 2026 runs to Sep 28, 2026.
| Year | Open | High | Low | Close | Return | Volume | Sessions |
|---|---|---|---|---|---|---|---|
| 2026 | ¥1,736 | ¥1,943 | ¥1,477 | ¥1,765 | +2.9% | 47M | 178 |
| 2025 | ¥1,222 | ¥1,732 | ¥976.24 | ¥1,716 | +40.3% | 60M | 243 |
| 2024 | ¥925.54 | ¥1,283 | ¥901.58 | ¥1,223 | +30.3% | 68.5M | 245 |
| 2023 | ¥619.75 | ¥954.67 | ¥605.23 | ¥938.23 | +51.4% | 81.6M | 246 |
| 2022 | ¥448.86 | ¥666.93 | ¥437.47 | ¥619.75 | +40.1% | 86.3M | 244 |
| 2021 | ¥509.40 | ¥530.49 | ¥415.79 | ¥442.29 | -11.3% | 82.7M | 245 |
| 2020 | ¥603.93 | ¥653.39 | ¥325.03 | ¥498.44 | -19.6% | 116.3M | 242 |
| 2019 | ¥333.57 | ¥643.00 | ¥331.15 | ¥620.14 | +83.9% | 107.8M | 241 |
| 2018 | ¥429.82 | ¥598.54 | ¥306.14 | ¥337.20 | -21.5% | 131.5M | 261 |
| 2017 | ¥339.80 | ¥444.15 | ¥272.15 | ¥429.82 | +28.5% | 120.2M | 253 |
| 2016 | ¥282.45 | ¥342.86 | ¥205.79 | ¥334.45 | +17.0% | 133.7M | 245 |
| 2015 | ¥252.84 | ¥347.56 | ¥237.17 | ¥285.80 | +13.2% | 161.1M | 244 |
| 2014 | ¥306.13 | ¥315.81 | ¥214.00 | ¥252.47 | -18.0% | 195.3M | 244 |
| 2013 | ¥184.53 | ¥539.04 | ¥173.88 | ¥307.92 | +71.1% | 461.7M | 245 |
| 2012 | ¥68.67 | ¥193.05 | ¥67.27 | ¥179.92 | +161.7% | 164.6M | 248 |
| 2011 | ¥128.83 | ¥145.97 | ¥61.17 | ¥68.74 | -46.6% | 91.4M | 245 |
| 2010 | ¥64.42 | ¥149.20 | ¥64.02 | ¥128.83 | +101.8% | 133.4M | 243 |
| 2009 | ¥46.73 | ¥143.53 | ¥28.71 | ¥63.85 | +42.8% | 150.9M | 243 |
| 2008 | ¥223.30 | ¥245.00 | ¥40.52 | ¥44.73 | -80.7% | 192.8M | 245 |
| 2007 | ¥443.50 | ¥482.35 | ¥182.26 | ¥231.64 | -47.8% | 6.6M | 245 |
| 2006 | ¥390.62 | ¥446.74 | ¥387.42 | ¥443.50 | n/a | 810.6K | 28 |
8923 monthly closes, last 12 months
| Month | Month end close | Change |
|---|---|---|
| September 2026 | ¥1,765 | -3.9% |
| August 2026 | ¥1,836 | +0.9% |
| July 2026 | ¥1,819 | +7.4% |
| June 2026 | ¥1,694 | +5.3% |
| May 2026 | ¥1,608 | -1.5% |
| April 2026 | ¥1,632 | +4.1% |
| March 2026 | ¥1,568 | -5.0% |
| February 2026 | ¥1,650 | +5.0% |
| January 2026 | ¥1,571 | -8.4% |
| December 2025 | ¥1,716 | +3.6% |
| November 2025 | ¥1,656 | +3.9% |
| October 2025 | ¥1,593 | -5.7% |
About the 8923 data
Daily bars. 4,873 sessions from Nov 22, 2006 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 Nov 22, 2006, 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/8923/bars?timeframe=1Day&adjustment=all&limit=50000" \
-H "X-API-Key: YOUR_KEY"Nearby on JPX
Common questions
8923 share price history
