JPX · 3917 · stock
iRidge, Inc. (3917) stock price history
Every JPX trading session of iRidge, Inc. from Jul 21, 2015 to Sep 28, 2026: 2,753 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.
3917 adjusted close, 2015 to 2026
- ¥3,675
- All time high, 2015
- ¥727.00
- 52 week high, ¥393.00 low
- 2,753
- Daily sessions since 2015
Last updated Sep 28, 2026, the last stored session. Refreshes after each trading day. Full 2015 to 2026 series and minute bars.
3917 key facts
- iRidge, Inc. (3917) closed at ¥482.00 on Sep 28, 2026 on JPX.
- 3917's all time high close is ¥3,675, set on Jul 21, 2015; its all time low close is ¥375.00 on Aug 5, 2024.
- 3917's 52 week range is ¥393.00 to ¥727.00.
- 3917 returned -6.6% over the year to Sep 28, 2026 and -31.8% over five years.
- Over ten years 3917 returned -73%, -12.3% a year compounded.
- 3917's deepest drawdown was -89.8% from Jul 21, 2015 to Aug 5, 2024.
- DataCedar holds 2,753 daily sessions of 3917 history from Jul 21, 2015 and minute bars from Sep 14, 2026, adjusted for splits and dividends, served by the API under a key.
3917 price chart, 2015 to 2026
3917 returns
Price return from the last close on or before the window start to Sep 28, 2026, on adjusted closes.
| Period | Return |
|---|---|
| 1 month | +2.1% |
| 3 months | +19.9% |
| 6 months | -18.3% |
| Year to date | +1.9% |
| 1 year | -6.6% |
| 3 years | -24.9% |
| 5 years | -31.8% |
| 10 years | -73.2% |
| Since Jul 21, 2015 | -86.9% |
| Compound annual growth, 11.2 years | -16.6% |
3917 records
Measured on the stored closes; every figure is reproducible from the API series.
- All time high close
- ¥3,675 on Jul 21, 2015
- All time low close
- ¥375.00 on Aug 5, 2024
- 52 week high
- ¥727.00 on Jan 26, 2026
- 52 week low
- ¥393.00 on Jun 26, 2026
- Deepest drawdown
- -89.8% from Jul 21, 2015 to Aug 5, 2024, not yet recovered
- Best single session
- +22.7% on Oct 1, 2015
- Worst single session
- -18.3% on Aug 24, 2015
- Volatility, 1 year annualised
- 42.3%
- Sessions closing higher, 1 year
- 41%
- Best calendar year
- 2019, +98%
- Worst calendar year
- 2018, -58%
3917 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. 2015 starts on Jul 21, 2015; 2026 runs to Sep 28, 2026.
| Year | Open | High | Low | Close | Return | Volume | Sessions |
|---|---|---|---|---|---|---|---|
| 2026 | ¥472.00 | ¥727.00 | ¥393.00 | ¥482.00 | +1.9% | 7.7M | 178 |
| 2025 | ¥613.00 | ¥702.00 | ¥401.00 | ¥473.00 | -21.7% | 11.3M | 243 |
| 2024 | ¥507.00 | ¥658.00 | ¥350.00 | ¥604.00 | +19.1% | 10.8M | 245 |
| 2023 | ¥730.00 | ¥769.00 | ¥474.00 | ¥507.00 | -31.9% | 9.3M | 246 |
| 2022 | ¥743.00 | ¥892.00 | ¥555.00 | ¥744.00 | +0.1% | 14.5M | 244 |
| 2021 | ¥1,140 | ¥1,188 | ¥647.00 | ¥743.00 | -34.5% | 9.1M | 245 |
| 2020 | ¥1,405 | ¥1,612 | ¥527.00 | ¥1,135 | -18.9% | 21.7M | 242 |
| 2019 | ¥673.00 | ¥1,499 | ¥664.00 | ¥1,400 | +97.7% | 25.6M | 241 |
| 2018 | ¥1,695 | ¥2,156 | ¥620.00 | ¥708.00 | -58.2% | 15.3M | 261 |
| 2017 | ¥1,903 | ¥2,740 | ¥1,614 | ¥1,695 | -8.4% | 15.6M | 253 |
| 2016 | ¥2,790 | ¥3,000 | ¥1,324 | ¥1,850 | -27.2% | 34.4M | 245 |
| 2015 | ¥3,175 | ¥3,915 | ¥1,383 | ¥2,540 | n/a | 54.5M | 110 |
3917 monthly closes, last 12 months
| Month | Month end close | Change |
|---|---|---|
| September 2026 | ¥482.00 | +2.8% |
| August 2026 | ¥469.00 | -6.0% |
| July 2026 | ¥499.00 | +21.7% |
| June 2026 | ¥410.00 | -7.4% |
| May 2026 | ¥443.00 | -3.9% |
| April 2026 | ¥461.00 | -2.7% |
| March 2026 | ¥474.00 | -24.2% |
| February 2026 | ¥625.00 | +0.2% |
| January 2026 | ¥624.00 | +31.9% |
| December 2025 | ¥473.00 | -4.1% |
| November 2025 | ¥493.00 | +2.5% |
| October 2025 | ¥481.00 | -7.0% |
About the 3917 data
Daily bars. 2,753 sessions from Jul 21, 2015 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 Jul 21, 2015, 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/3917/bars?timeframe=1Day&adjustment=all&limit=50000" \
-H "X-API-Key: YOUR_KEY"Nearby on JPX
Common questions
3917 share price history
