JPX · 4310 · stock

Dream Incubator Inc. (4310) stock price history

Every JPX trading session of Dream Incubator Inc. from May 10, 2002 to Sep 28, 2026: 6,056 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.

4310 adjusted close, 2002 to 2026

4310Dream Incubator Inc.
¥2,621+2.9% over one year
20052010201520202025
¥5,353
All time high, 2006
¥3,045
52 week high, ¥2,204 low
6,056
Daily sessions since 2002

Last updated Sep 28, 2026, the last stored session. Refreshes after each trading day. Full 2002 to 2026 series and minute bars.

4310 key facts

  • Dream Incubator Inc. (4310) closed at ¥2,621 on Sep 28, 2026 on JPX.
  • 4310's all time high close is ¥5,353, set on Jan 16, 2006; its all time low close is ¥279.17 on Apr 28, 2003.
  • 4310's 52 week range is ¥2,204 to ¥3,045.
  • 4310 returned +2.9% over the year to Sep 28, 2026 and +292.8% over five years.
  • Over ten years 4310 returned +70%, +5.5% a year compounded.
  • 4310's deepest drawdown was -94.6% from Jan 16, 2006 to Feb 24, 2009.
  • DataCedar holds 6,056 daily sessions of 4310 history from May 10, 2002 and minute bars from Sep 14, 2026, adjusted for splits and dividends, served by the API under a key.

4310 price chart, 2002 to 2026

4310 adjusted close, May 10, 2002 to Sep 28, 2026¥293.13¥760.00¥1,970¥5,10920052010201520202025
Adjusted daily close, log scale. 260 sampled points across the full history; the API serves every session.

4310 returns

Price return from the last close on or before the window start to Sep 28, 2026, on adjusted closes.

PeriodReturn
1 month+1.9%
3 months+0.7%
6 months-4.8%
Year to date+7.4%
1 year+2.9%
3 years+21.3%
5 years+292.8%
10 years+70.2%
Since May 10, 2002+31.8%
Compound annual growth, 24.4 years+1.1%

4310 records

Measured on the stored closes; every figure is reproducible from the API series.

All time high close
¥5,353 on Jan 16, 2006
All time low close
¥279.17 on Apr 28, 2003
52 week high
¥3,045 on May 29, 2026
52 week low
¥2,204 on Nov 25, 2025
Deepest drawdown
-94.6% from Jan 16, 2006 to Feb 24, 2009, not yet recovered
Best single session
+28.7% on Mar 4, 2013
Worst single session
-23.2% on Mar 13, 2020
Volatility, 1 year annualised
27.8%
Sessions closing higher, 1 year
48%
Best calendar year
2005, +277%
Worst calendar year
2008, -59%

4310 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. 2002 starts on May 10, 2002; 2026 runs to Sep 28, 2026.

YearOpenHighLowCloseReturnVolumeSessions
2026¥2,458¥3,045¥2,333¥2,621+7.4%5.3M178
2025¥3,008¥4,044¥2,119¥2,442-18.0%21.5M243
2024¥2,332¥3,061¥1,426¥2,977+27.7%12.6M245
2023¥1,652¥2,606¥1,638¥2,332+40.7%19.1M246
2022¥1,187¥2,186¥1,056¥1,657+39.4%13.2M244
2021¥1,003¥1,243¥575.53¥1,189+20.3%10.7M245
2020¥1,142¥1,339¥575.53¥988.02-15.7%4.3M242
2019¥909.13¥1,341¥860.30¥1,172+27.2%6.3M241
2018¥1,746¥2,322¥834.00¥921.15-47.2%8M261
2017¥1,496¥1,891¥1,444¥1,746+16.3%7.5M253
2016¥2,052¥2,420¥1,225¥1,501-26.3%19.2M245
2015¥2,181¥2,214¥1,235¥2,037-5.0%24.7M244
2014¥1,220¥2,535¥941.68¥2,144+75.1%19.2M244
2013¥694.00¥1,529¥560.02¥1,225+82.1%29.1M245
2012¥404.07¥726.61¥396.98¥672.74+66.8%5.4M248
2011¥434.55¥557.19¥330.70¥403.36-7.5%4.8M245
2010¥444.47¥579.16¥332.82¥435.97+0.8%3.9M243
2009¥460.78¥659.27¥273.63¥432.42-4.5%3.6M243
2008¥1,049¥1,283¥357.28¥452.98-59.0%13.1M245
2007¥2,522¥2,760¥927.99¥1,106-56.2%22.3M245
2006¥5,004¥5,723¥1,892¥2,522-49.6%46.9M260
2005¥1,326¥5,276¥1,298¥5,004+277.4%75.8M260
2004¥1,438¥2,191¥1,089¥1,326-7.8%11.5M262
2003¥426.43¥2,506¥279.17¥1,438+237.2%16.3M261
2002¥1,954¥2,157¥348.96¥426.43n/a2.6M168

4310 monthly closes, last 12 months

MonthMonth end closeChange
September 2026¥2,621+1.2%
August 2026¥2,589-1.0%
July 2026¥2,616+1.2%
June 2026¥2,585-10.7%
May 2026¥2,894+19.1%
April 2026¥2,429-6.6%
March 2026¥2,601-11.5%
February 2026¥2,939+5.1%
January 2026¥2,796+14.5%
December 2025¥2,442+7.0%
November 2025¥2,282-6.5%
October 2025¥2,441-1.1%

About the 4310 data

Daily bars. 6,056 sessions from May 10, 2002 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 May 10, 2002, 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/4310/bars?timeframe=1Day&adjustment=all&limit=50000" \
  -H "X-API-Key: YOUR_KEY"

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Common questions

4310 share price history

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