TWSE · 6243 · stock

Ene Technology Inc. (6243) stock price history

Every TWSE trading session of Ene Technology Inc. from Dec 17, 2009 to Sep 24, 2026: 4,102 daily bars, adjusted for splits and dividends, with minute bars from Sep 15, 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.

Get 6243 data, free keyYear by year table

6243 adjusted close, 2009 to 2026

6243Ene Technology Inc.
NT$39.50+11.4% over one year
201520202025
NT$121.56
All time high, 2009
NT$55.50
52 week high, NT$26.45 low
4,102
Daily sessions since 2009

Last updated Sep 24, 2026, the last stored session. Refreshes after each trading day. Full 2009 to 2026 series and minute bars.

6243 key facts

  • Ene Technology Inc. (6243) closed at NT$39.50 on Sep 24, 2026 on TWSE.
  • 6243's all time high close is NT$121.56, set on Dec 30, 2009; its all time low close is NT$9.93 on Mar 23, 2020.
  • 6243's 52 week range is NT$26.45 to NT$55.50.
  • 6243 returned +11.4% over the year to Sep 24, 2026 and +16.9% over five years.
  • Over ten years 6243 returned +23%, +2.1% a year compounded.
  • 6243's deepest drawdown was -91.8% from Dec 30, 2009 to Mar 23, 2020.
  • DataCedar holds 4,102 daily sessions of 6243 history from Dec 17, 2009 and minute bars from Sep 15, 2026, adjusted for splits and dividends, served by the API under a key.

6243 price chart, 2009 to 2026

6243 adjusted close, Dec 17, 2009 to Sep 24, 2026NT$11.07NT$47.24NT$83.42NT$119.592010201520202025
Adjusted daily close. 260 sampled points across the full history; the API serves every session.

6243 returns

Price return from the last close on or before the window start to Sep 24, 2026, on adjusted closes.

PeriodReturn
1 month-5.7%
3 months-13.5%
6 months+32.1%
Year to date+4.2%
1 year+11.4%
3 years-10.6%
5 years+16.9%
10 years+22.7%
Since Dec 17, 2009-67.0%
Compound annual growth, 16.8 years-6.4%

6243 records

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

All time high close
NT$121.56 on Dec 30, 2009
All time low close
NT$9.93 on Mar 23, 2020
52 week high
NT$55.50 on Jul 27, 2026
52 week low
NT$26.45 on Nov 19, 2025
Deepest drawdown
-91.8% from Dec 30, 2009 to Mar 23, 2020, not yet recovered
Best single session
+10.0% on May 5, 2020
Worst single session
-10.0% on Jun 9, 2015
Volatility, 1 year annualised
58.9%
Sessions closing higher, 1 year
46%
Best calendar year
2023, +174%
Worst calendar year
2011, -63%

6243 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. 2009 starts on Dec 17, 2009; 2026 runs to Sep 24, 2026.

YearOpenHighLowCloseReturnVolumeSessions
2026NT$36.65NT$55.50NT$28.20NT$39.50+5.8%209.9M178
2025NT$46.19NT$46.63NT$26.45NT$37.35-18.3%55M242
2024NT$71.08NT$86.25NT$42.50NT$45.71-35.8%528.5M242
2023NT$25.17NT$76.42NT$25.17NT$71.17+174.1%638.3M239
2022NT$52.45NT$53.27NT$21.45NT$25.97-51.3%104M246
2021NT$26.13NT$69.36NT$24.92NT$53.36+104.2%406.6M243
2020NT$20.25NT$28.09NT$9.43NT$26.13+27.3%89.9M245
2019NT$18.85NT$23.52NT$16.17NT$20.53+8.9%28.6M241
2018NT$34.35NT$36.77NT$17.86NT$18.85-45.1%21.1M245
2017NT$26.51NT$50.12NT$23.80NT$34.35+31.0%96.7M243
2016NT$32.67NT$37.99NT$23.33NT$26.23-17.4%96.1M244
2015NT$46.85NT$56.84NT$19.51NT$31.73-32.3%177.7M246
2014NT$25.39NT$65.80NT$25.11NT$46.85+85.9%285.2M248
2013NT$25.57NT$30.89NT$22.59NT$25.20-1.5%45.8M244
2012NT$28.47NT$47.60NT$20.91NT$25.57-10.2%60.7M248
2011NT$77.15NT$83.66NT$23.89NT$28.47-62.9%49.4M247
2010NT$120.41NT$121.73NT$65.15NT$76.81-36.1%92.1M250
2009NT$125.19NT$125.68NT$117.78NT$120.25n/a12M11

6243 monthly closes, last 12 months

MonthMonth end closeChange
September 2026NT$39.50-1.0%
August 2026NT$39.90-21.3%
July 2026NT$50.70+27.1%
June 2026NT$39.90+18.4%
May 2026NT$33.70+0.4%
April 2026NT$33.55+19.0%
March 2026NT$28.20-18.3%
February 2026NT$34.50+0.6%
January 2026NT$34.30-8.2%
December 2025NT$37.35+29.7%
November 2025NT$28.80-12.9%
October 2025NT$33.05-6.6%

About the 6243 data

Daily bars. 4,102 sessions from Dec 17, 2009 to Sep 24, 2026, one row per TWSE 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 15, 2026 forward, most recent session Sep 24, 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 TWSE trading days; minute timestamps are UTC. Prices are in TWD. 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 Dec 17, 2009, 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/6243/bars?timeframe=1Day&adjustment=all&limit=50000" \
  -H "X-API-Key: YOUR_KEY"

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