JPX · 2428 · stock
Wellnet Corporation (2428) stock price history
Every JPX trading session of Wellnet Corporation from Jun 20, 2003 to Sep 29, 2026: 5,767 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.
2428 adjusted close, 2003 to 2026
- ¥4,895
- All time high, 2005
- ¥696.24
- 52 week high, ¥578.12 low
- 5,767
- Daily sessions since 2003
Last updated Sep 29, 2026, the last stored session. Refreshes after each trading day. Full 2003 to 2026 series and minute bars.
2428 key facts
- Wellnet Corporation (2428) closed at ¥621.00 on Sep 29, 2026 on JPX.
- 2428's all time high close is ¥4,895, set on Jan 13, 2005; its all time low close is ¥1.67 on Jul 22, 2003.
- 2428's 52 week range is ¥578.12 to ¥696.24.
- 2428 returned -10.4% over the year to Sep 29, 2026 and +42.7% over five years.
- Over ten years 2428 returned -35%, -4.2% a year compounded.
- 2428's deepest drawdown was -97.4% from Jan 13, 2005 to Mar 16, 2011.
- DataCedar holds 5,767 daily sessions of 2428 history from Jun 20, 2003 and minute bars from Sep 14, 2026, adjusted for splits and dividends, served by the API under a key.
2428 price chart, 2003 to 2026
2428 returns
Price return from the last close on or before the window start to Sep 29, 2026, on adjusted closes.
| Period | Return |
|---|---|
| 1 month | -3.3% |
| 3 months | +1.1% |
| 6 months | -3.6% |
| Year to date | -1.4% |
| 1 year | -10.4% |
| 3 years | +19.7% |
| 5 years | +42.7% |
| 10 years | -34.7% |
| Since Jun 20, 2003 | +30,132% |
| Compound annual growth, 23.3 years | +27.8% |
2428 records
Measured on the stored closes; every figure is reproducible from the API series.
- All time high close
- ¥4,895 on Jan 13, 2005
- All time low close
- ¥1.67 on Jul 22, 2003
- 52 week high
- ¥696.24 on Sep 29, 2025
- 52 week low
- ¥578.12 on Jun 3, 2026
- Deepest drawdown
- -97.4% from Jan 13, 2005 to Mar 16, 2011, not yet recovered
- Best single session
- +46,924% on Dec 21, 2004
- Worst single session
- -50.8% on Feb 22, 2010
- Volatility, 1 year annualised
- 17.3%
- Sessions closing higher, 1 year
- 47%
- Growth of 1 since 2003
- 302×
- Best calendar year
- 2004, +134,954%
- Worst calendar year
- 2006, -80%
2428 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. 2003 starts on Jun 20, 2003; 2026 runs to Sep 29, 2026.
| Year | Open | High | Low | Close | Return | Volume | Sessions |
|---|---|---|---|---|---|---|---|
| 2026 | ¥634.48 | ¥661.68 | ¥578.12 | ¥621.00 | -1.4% | 12.6M | 179 |
| 2025 | ¥787.73 | ¥793.23 | ¥538.59 | ¥629.62 | -19.9% | 34M | 243 |
| 2024 | ¥494.85 | ¥858.26 | ¥469.22 | ¥785.90 | +58.8% | 43.1M | 245 |
| 2023 | ¥513.05 | ¥615.32 | ¥461.27 | ¥494.85 | -4.5% | 29.5M | 246 |
| 2022 | ¥389.97 | ¥584.38 | ¥341.54 | ¥518.21 | +35.8% | 26.8M | 244 |
| 2021 | ¥357.47 | ¥512.29 | ¥346.93 | ¥381.62 | +6.3% | 27.4M | 245 |
| 2020 | ¥585.75 | ¥670.12 | ¥279.35 | ¥359.09 | -39.4% | 35.1M | 242 |
| 2019 | ¥708.93 | ¥850.26 | ¥549.15 | ¥592.12 | -17.6% | 22.7M | 241 |
| 2018 | ¥856.00 | ¥948.69 | ¥654.51 | ¥718.76 | -16.0% | 40.8M | 261 |
| 2017 | ¥915.94 | ¥1,136 | ¥779.96 | ¥856.00 | -5.5% | 60.9M | 253 |
| 2016 | ¥1,059 | ¥1,542 | ¥826.38 | ¥906.15 | -14.8% | 70.6M | 245 |
| 2015 | ¥718.07 | ¥1,121 | ¥672.26 | ¥1,064 | +48.7% | 30.5M | 244 |
| 2014 | ¥577.19 | ¥723.46 | ¥475.80 | ¥715.71 | +26.0% | 30M | 244 |
| 2013 | ¥250.40 | ¥608.69 | ¥236.70 | ¥568.00 | +128.9% | 58.5M | 245 |
| 2012 | ¥210.71 | ¥259.50 | ¥185.53 | ¥248.17 | +18.8% | 6.3M | 248 |
| 2011 | ¥193.13 | ¥259.81 | ¥112.01 | ¥208.84 | +9.2% | 20.1M | 245 |
| 2010 | ¥365.38 | ¥433.86 | ¥148.94 | ¥191.32 | -47.7% | 81.5M | 243 |
| 2009 | ¥267.10 | ¥649.31 | ¥267.10 | ¥365.97 | +40.0% | 3.4M | 243 |
| 2008 | ¥605.07 | ¥605.07 | ¥242.01 | ¥261.49 | -57.2% | 733.3K | 245 |
| 2007 | ¥763.67 | ¥945.78 | ¥506.96 | ¥610.94 | -21.2% | 1.4M | 245 |
| 2006 | ¥3,799 | ¥4,738 | ¥559.83 | ¥775.42 | -79.6% | 4.4M | 260 |
| 2005 | ¥3,686 | ¥4,983 | ¥1,985 | ¥3,799 | +3.1% | 8.8M | 260 |
| 2004 | ¥2.73 | ¥3,686 | ¥2.49 | ¥3,686 | +134,954% | 1.2B | 262 |
| 2003 | ¥2.05 | ¥2.75 | ¥1.56 | ¥2.73 | n/a | 895.9M | 139 |
2428 monthly closes, last 12 months
| Month | Month end close | Change |
|---|---|---|
| September 2026 | ¥621.00 | -3.0% |
| August 2026 | ¥640.00 | -0.5% |
| July 2026 | ¥643.00 | +5.6% |
| June 2026 | ¥609.00 | +1.3% |
| May 2026 | ¥601.44 | -4.5% |
| April 2026 | ¥629.62 | +0.6% |
| March 2026 | ¥625.73 | -5.2% |
| February 2026 | ¥659.74 | +2.9% |
| January 2026 | ¥641.28 | +1.9% |
| December 2025 | ¥629.62 | +0.5% |
| November 2025 | ¥626.62 | +0.8% |
| October 2025 | ¥621.85 | -9.1% |
About the 2428 data
Daily bars. 5,767 sessions from Jun 20, 2003 to Sep 29, 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 Jun 20, 2003, 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/2428/bars?timeframe=1Day&adjustment=all&limit=50000" \
-H "X-API-Key: YOUR_KEY"Nearby on JPX
Common questions
2428 share price history
