JPX · 6721 · stock

Wintest Corp. (6721) stock price history

Every JPX trading session of Wintest Corp. from Sep 3, 2003 to Sep 28, 2026: 5,713 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.

6721 adjusted close, 2003 to 2026

6721Wintest Corp.
¥73.00-38.1% over one year
20052010201520202025
¥30,200
All time high, 2004
¥149.00
52 week high, ¥69.00 low
5,713
Daily sessions since 2003

Last updated Sep 28, 2026, the last stored session. Refreshes after each trading day. Full 2003 to 2026 series and minute bars.

6721 key facts

  • Wintest Corp. (6721) closed at ¥73.00 on Sep 28, 2026 on JPX.
  • 6721's all time high close is ¥30,200, set on Jan 27, 2004; its all time low close is ¥57.00 on Aug 5, 2024.
  • 6721's 52 week range is ¥69.00 to ¥149.00.
  • 6721 returned -38.1% over the year to Sep 28, 2026 and -72.8% over five years.
  • Over ten years 6721 returned -54%, -7.5% a year compounded.
  • 6721's deepest drawdown was -99.8% from Jan 27, 2004 to Aug 5, 2024.
  • DataCedar holds 5,713 daily sessions of 6721 history from Sep 3, 2003 and minute bars from Sep 14, 2026, adjusted for splits and dividends, served by the API under a key.

6721 price chart, 2003 to 2026

6721 adjusted close, Sep 3, 2003 to Sep 28, 2026¥66.00¥402.77¥2,458¥15,00020052010201520202025
Adjusted daily close, log scale. 260 sampled points across the full history; the API serves every session.

6721 returns

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

PeriodReturn
1 month-1.4%
3 months-16.1%
6 months-30.5%
Year to date-33.0%
1 year-38.1%
3 years-36.5%
5 years-72.8%
10 years-54.1%
Since Sep 3, 2003-99.5%
Compound annual growth, 23.1 years-20.6%

6721 records

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

All time high close
¥30,200 on Jan 27, 2004
All time low close
¥57.00 on Aug 5, 2024
52 week high
¥149.00 on Jan 28, 2026
52 week low
¥69.00 on Jun 16, 2026
Deepest drawdown
-99.8% from Jan 27, 2004 to Aug 5, 2024, not yet recovered
Best single session
+200.0% on Jan 27, 2004
Worst single session
-62.3% on Jan 28, 2004
Volatility, 1 year annualised
55.2%
Sessions closing higher, 1 year
38%
Best calendar year
2019, +170%
Worst calendar year
2008, -66%

6721 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 Sep 3, 2003; 2026 runs to Sep 28, 2026.

YearOpenHighLowCloseReturnVolumeSessions
2026¥111.00¥149.00¥69.00¥73.00-33.0%185.6M178
2025¥107.00¥317.00¥81.00¥109.00-0.9%711.4M243
2024¥91.00¥150.00¥50.00¥110.00+19.6%230.6M245
2023¥124.00¥174.00¥85.00¥92.00-25.8%95.5M246
2022¥191.00¥208.00¥94.00¥124.00-34.4%123M244
2021¥280.00¥347.00¥175.00¥189.00-31.5%107.5M245
2020¥242.00¥435.00¥123.00¥276.00+12.2%265.7M242
2019¥89.00¥339.00¥88.00¥246.00+170.3%481.7M241
2018¥164.00¥189.00¥86.00¥91.00-44.5%80.5M261
2017¥164.00¥263.00¥145.00¥164.00+3.1%287.5M253
2016¥188.00¥324.00¥111.00¥159.00-16.3%281M245
2015¥331.00¥624.00¥160.00¥190.00-42.2%43.7M244
2014¥422.00¥872.00¥253.00¥329.00-20.7%22.7M244
2013¥154.10¥540.00¥153.00¥415.00+166.2%9M245
2012¥205.00¥255.00¥142.10¥155.90-24.0%326.5K248
2011¥304.50¥325.00¥161.00¥205.00-37.0%1.1M245
2010¥240.00¥448.00¥161.10¥325.50+35.6%2.6M243
2009¥175.00¥410.00¥140.00¥240.10+35.6%1.7M243
2008¥520.00¥520.00¥141.00¥177.00-66.3%244.6K245
2007¥1,430¥1,660¥491.00¥525.00-63.3%1.4M245
2006¥3,670¥6,140¥1,400¥1,430-61.0%3M260
2005¥3,400¥4,950¥2,910¥3,670+7.9%1.8M260
2004¥8,567¥30,200¥2,920¥3,400-60.3%5.3M262
2003¥15,000¥15,000¥6,000¥8,567n/a4.1M86

6721 monthly closes, last 12 months

MonthMonth end closeChange
September 2026¥73.00-1.4%
August 2026¥74.00-3.9%
July 2026¥77.00-9.4%
June 2026¥85.00+11.8%
May 2026¥76.00-27.6%
April 2026¥105.00+2.9%
March 2026¥102.00-19.0%
February 2026¥126.00+8.6%
January 2026¥116.00+6.4%
December 2025¥109.00+7.9%
November 2025¥101.00-11.4%
October 2025¥114.000.0%

About the 6721 data

Daily bars. 5,713 sessions from Sep 3, 2003 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 Sep 3, 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/6721/bars?timeframe=1Day&adjustment=all&limit=50000" \
  -H "X-API-Key: YOUR_KEY"

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Common questions

6721 share price history

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