JPX · 6209 · stock
NPR-Riken Corporation (6209) stock price history
Every JPX trading session of NPR-Riken Corporation from Oct 2, 2023 to Sep 28, 2026: 728 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.
6209 adjusted close, 2023 to 2026
- ¥4,376
- All time high, 2026
- ¥4,380
- 52 week high, ¥2,875 low
- 728
- Daily sessions since 2023
Last updated Sep 28, 2026, the last stored session. Refreshes after each trading day. Full 2023 to 2026 series and minute bars.
6209 key facts
- NPR-Riken Corporation (6209) closed at ¥3,900 on Sep 28, 2026 on JPX.
- 6209's all time high close is ¥4,376, set on Feb 27, 2026; its all time low close is ¥1,350 on Oct 4, 2023.
- 6209's 52 week range is ¥2,875 to ¥4,380.
- 6209 returned +30.6% over the year to Sep 28, 2026.
- Since Oct 2, 2023 6209 returned +156%, +36.9% a year compounded.
- 6209's deepest drawdown was -35.1% from Apr 15, 2024 to Apr 9, 2025.
- DataCedar holds 728 daily sessions of 6209 history from Oct 2, 2023 and minute bars from Sep 14, 2026, adjusted for splits and dividends, served by the API under a key.
6209 price chart, 2023 to 2026
6209 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 | 0.0% |
| 6 months | +5.5% |
| Year to date | +12.6% |
| 1 year | +30.6% |
| 3 years | n/a |
| 5 years | n/a |
| 10 years | n/a |
| Since Oct 2, 2023 | +155.9% |
| Compound annual growth, 3.0 years | +36.9% |
6209 records
Measured on the stored closes; every figure is reproducible from the API series.
- All time high close
- ¥4,376 on Feb 27, 2026
- All time low close
- ¥1,350 on Oct 4, 2023
- 52 week high
- ¥4,380 on Feb 27, 2026
- 52 week low
- ¥2,875 on Oct 14, 2025
- Deepest drawdown
- -35.1% from Apr 15, 2024 to Apr 9, 2025, recovered Sep 4, 2025
- Best single session
- +13.5% on Aug 6, 2024
- Worst single session
- -18.2% on Aug 5, 2024
- Volatility, 1 year annualised
- 27.5%
- Sessions closing higher, 1 year
- 56%
- Growth of 1 since 2023
- 2.6×
- Best calendar year
- 2025, +48%
- Worst calendar year
- 2024, +20%
6209 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. 2023 starts on Oct 2, 2023; 2026 runs to Sep 28, 2026.
| Year | Open | High | Low | Close | Return | Volume | Sessions |
|---|---|---|---|---|---|---|---|
| 2026 | ¥3,499 | ¥4,380 | ¥3,398 | ¥3,900 | +12.6% | 16.8M | 178 |
| 2025 | ¥2,342 | ¥3,475 | ¥1,789 | ¥3,465 | +48.0% | 20.1M | 243 |
| 2024 | ¥1,949 | ¥2,840 | ¥1,857 | ¥2,342 | +20.2% | 36M | 245 |
| 2023 | ¥1,605 | ¥1,950 | ¥1,332 | ¥1,949 | n/a | 8.6M | 62 |
6209 monthly closes, last 12 months
| Month | Month end close | Change |
|---|---|---|
| September 2026 | ¥3,900 | -2.1% |
| August 2026 | ¥3,985 | -2.2% |
| July 2026 | ¥4,075 | +5.3% |
| June 2026 | ¥3,870 | 0.0% |
| May 2026 | ¥3,870 | -0.3% |
| April 2026 | ¥3,880 | +4.3% |
| March 2026 | ¥3,720 | -15.0% |
| February 2026 | ¥4,376 | +25.8% |
| January 2026 | ¥3,479 | +0.4% |
| December 2025 | ¥3,465 | +7.4% |
| November 2025 | ¥3,225 | +7.5% |
| October 2025 | ¥3,000 | +1.8% |
About the 6209 data
Daily bars. 728 sessions from Oct 2, 2023 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 Oct 2, 2023, 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/6209/bars?timeframe=1Day&adjustment=all&limit=50000" \
-H "X-API-Key: YOUR_KEY"Nearby on JPX
Common questions
6209 share price history
