JPX · 8421 · stock
Shinkin Central Bank (8421) stock price history
Every JPX trading session of Shinkin Central Bank from Sep 29, 2005 to Sep 28, 2026: 5,172 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.
8421 adjusted close, 2005 to 2026
- ¥255,456
- All time high, 2023
- ¥205,622
- 52 week high, ¥177,161 low
- 5,172
- Daily sessions since 2005
Last updated Sep 28, 2026, the last stored session. Refreshes after each trading day. Full 2005 to 2026 series and minute bars.
8421 key facts
- Shinkin Central Bank (8421) closed at ¥192,100 on Sep 28, 2026 on JPX.
- 8421's all time high close is ¥255,456, set on Sep 27, 2023; its all time low close is ¥62,984 on Apr 14, 2009.
- 8421's 52 week range is ¥177,161 to ¥205,622.
- 8421 returned +2.0% over the year to Sep 28, 2026 and -8.4% over five years.
- Over ten years 8421 returned +10%, +1.0% a year compounded.
- 8421's deepest drawdown was -66.3% from Mar 15, 2006 to Apr 14, 2009.
- DataCedar holds 5,172 daily sessions of 8421 history from Sep 29, 2005 and minute bars from Sep 14, 2026, adjusted for splits and dividends, served by the API under a key.
8421 price chart, 2005 to 2026
8421 returns
Price return from the last close on or before the window start to Sep 28, 2026, on adjusted closes.
| Period | Return |
|---|---|
| 1 month | +1.0% |
| 3 months | +3.6% |
| 6 months | -2.6% |
| Year to date | +3.6% |
| 1 year | +2.0% |
| 3 years | -24.2% |
| 5 years | -8.4% |
| 10 years | +10.2% |
| Since Sep 29, 2005 | +16.8% |
| Compound annual growth, 21.0 years | +0.7% |
8421 records
Measured on the stored closes; every figure is reproducible from the API series.
- All time high close
- ¥255,456 on Sep 27, 2023
- All time low close
- ¥62,984 on Apr 14, 2009
- 52 week high
- ¥205,622 on Mar 23, 2026
- 52 week low
- ¥177,161 on Nov 20, 2025
- Deepest drawdown
- -66.3% from Mar 15, 2006 to Apr 14, 2009, recovered Jan 12, 2018
- Best single session
- +16.1% on Oct 14, 2008
- Worst single session
- -16.8% on Feb 10, 2009
- Volatility, 1 year annualised
- 6.9%
- Sessions closing higher, 1 year
- 40%
- Best calendar year
- 2014, +18%
- Worst calendar year
- 2008, -32%
8421 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. 2005 starts on Sep 29, 2005; 2026 runs to Sep 28, 2026.
| Year | Open | High | Low | Close | Return | Volume | Sessions |
|---|---|---|---|---|---|---|---|
| 2026 | ¥185,389 | ¥205,622 | ¥184,421 | ¥192,100 | +3.6% | 42.7K | 178 |
| 2025 | ¥207,465 | ¥210,375 | ¥177,161 | ¥185,389 | -10.2% | 53.5K | 243 |
| 2024 | ¥247,393 | ¥252,994 | ¥187,939 | ¥206,432 | -16.4% | 33.4K | 245 |
| 2023 | ¥246,374 | ¥260,062 | ¥235,940 | ¥246,935 | -0.1% | 17.4K | 246 |
| 2022 | ¥213,340 | ¥247,180 | ¥211,075 | ¥247,180 | +16.4% | 26.7K | 244 |
| 2021 | ¥201,263 | ¥217,783 | ¥199,144 | ¥212,294 | +5.5% | 15.7K | 245 |
| 2020 | ¥201,236 | ¥203,976 | ¥178,034 | ¥201,263 | +0.0% | 24.4K | 242 |
| 2019 | ¥190,968 | ¥201,813 | ¥190,968 | ¥201,236 | +4.5% | 16.4K | 241 |
| 2018 | ¥182,694 | ¥194,819 | ¥182,304 | ¥192,572 | +5.4% | 19.8K | 261 |
| 2017 | ¥176,595 | ¥190,580 | ¥165,197 | ¥182,694 | +3.5% | 27.9K | 253 |
| 2016 | ¥166,590 | ¥176,899 | ¥156,030 | ¥176,595 | +6.1% | 32.6K | 245 |
| 2015 | ¥155,634 | ¥181,875 | ¥155,132 | ¥166,516 | +7.5% | 53.1K | 244 |
| 2014 | ¥132,099 | ¥157,858 | ¥131,059 | ¥154,844 | +18.3% | 30.9K | 244 |
| 2013 | ¥111,363 | ¥130,990 | ¥110,029 | ¥130,920 | +17.6% | 50.8K | 245 |
| 2012 | ¥106,985 | ¥111,829 | ¥101,280 | ¥111,296 | +4.1% | 20.5K | 248 |
| 2011 | ¥99,397 | ¥107,049 | ¥92,878 | ¥106,921 | +7.6% | 19.4K | 245 |
| 2010 | ¥100,997 | ¥112,868 | ¥92,878 | ¥99,397 | -1.5% | 18.3K | 243 |
| 2009 | ¥107,640 | ¥115,943 | ¥61,508 | ¥100,935 | -3.5% | 35.7K | 243 |
| 2008 | ¥153,156 | ¥153,771 | ¥95,338 | ¥104,564 | -31.7% | 30.6K | 245 |
| 2007 | ¥156,950 | ¥163,553 | ¥150,695 | ¥153,156 | -2.4% | 36.9K | 245 |
| 2006 | ¥179,458 | ¥186,960 | ¥144,046 | ¥156,950 | -12.5% | 69.1K | 260 |
| 2005 | ¥164,753 | ¥180,058 | ¥164,453 | ¥179,458 | n/a | 16K | 67 |
8421 monthly closes, last 12 months
| Month | Month end close | Change |
|---|---|---|
| September 2026 | ¥192,100 | +0.6% |
| August 2026 | ¥191,000 | +2.9% |
| July 2026 | ¥185,700 | +0.1% |
| June 2026 | ¥185,500 | 0.0% |
| May 2026 | ¥185,500 | -1.7% |
| April 2026 | ¥188,800 | -5.0% |
| March 2026 | ¥198,800 | +2.0% |
| February 2026 | ¥194,877 | +4.3% |
| January 2026 | ¥186,841 | +0.8% |
| December 2025 | ¥185,389 | -0.1% |
| November 2025 | ¥185,583 | +1.2% |
| October 2025 | ¥183,453 | -1.3% |
About the 8421 data
Daily bars. 5,172 sessions from Sep 29, 2005 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 29, 2005, 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/8421/bars?timeframe=1Day&adjustment=all&limit=50000" \
-H "X-API-Key: YOUR_KEY"Nearby on JPX
Common questions
8421 share price history
