TWSE · 3406 · stock

Genius Electronic Optical Co.,Ltd. (3406) stock price history

Every TWSE trading session of Genius Electronic Optical Co.,Ltd. from Dec 20, 2005 to Sep 24, 2026: 5,092 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 3406 data, free keyYear by year table

3406 adjusted close, 2005 to 2026

3406Genius Electronic Optical Co.,Ltd.
NT$901.00+113.2% over one year
2010201520202025
NT$1,110
All time high, 2026
NT$1,140
52 week high, NT$376.38 low
5,092
Daily sessions since 2005

Last updated Sep 24, 2026, the last stored session. Refreshes after each trading day. Full 2005 to 2026 series and minute bars.

3406 key facts

  • Genius Electronic Optical Co.,Ltd. (3406) closed at NT$901.00 on Sep 24, 2026 on TWSE.
  • 3406's all time high close is NT$1,110, set on Sep 9, 2026; its all time low close is NT$12.21 on Dec 5, 2008.
  • 3406's 52 week range is NT$376.38 to NT$1,140.
  • 3406 returned +113.2% over the year to Sep 24, 2026 and +128.4% over five years.
  • Over ten years 3406 returned +1,985%, +35.5% a year compounded.
  • 3406's deepest drawdown was -96.2% from Dec 20, 2005 to Dec 5, 2008.
  • DataCedar holds 5,092 daily sessions of 3406 history from Dec 20, 2005 and minute bars from Sep 15, 2026, adjusted for splits and dividends, served by the API under a key.

3406 price chart, 2005 to 2026

3406 adjusted close, Dec 20, 2005 to Sep 24, 2026NT$14.33NT$56.99NT$226.60NT$901.0020052010201520202025
Adjusted daily close, log scale. 260 sampled points across the full history; the API serves every session.

3406 returns

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

PeriodReturn
1 month+37.1%
3 months+22.9%
6 months+103.3%
Year to date+107.2%
1 year+113.2%
3 years+163.5%
5 years+128.4%
10 years+1,985%
Since Dec 20, 2005+180.7%
Compound annual growth, 20.8 years+5.1%

3406 records

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

All time high close
NT$1,110 on Sep 9, 2026
All time low close
NT$12.21 on Dec 5, 2008
52 week high
NT$1,140 on Sep 11, 2026
52 week low
NT$376.38 on Mar 9, 2026
Deepest drawdown
-96.2% from Dec 20, 2005 to Dec 5, 2008, recovered Aug 22, 2017
Best single session
+11.2% on Dec 23, 2005
Worst single session
-13.0% on May 18, 2006
Volatility, 1 year annualised
54.8%
Sessions closing higher, 1 year
50%
Growth of 1 since 2005
2.8×
Best calendar year
2010, +574%
Worst calendar year
2006, -65%

3406 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. 2005 starts on Dec 20, 2005; 2026 runs to Sep 24, 2026.

YearOpenHighLowCloseReturnVolumeSessions
2026NT$438.78NT$1,140NT$376.38NT$901.00+105.6%474.1M178
2025NT$475.67NT$483.13NT$281.20NT$438.30-7.3%293.7M242
2024NT$385.78NT$623.47NT$352.42NT$472.87+23.0%517.5M242
2023NT$296.50NT$398.58NT$295.17NT$384.41+29.3%468.9M239
2022NT$463.16NT$515.30NT$245.98NT$297.39-35.3%751.1M246
2021NT$486.80NT$536.24NT$314.58NT$459.69-4.9%825.9M243
2020NT$503.93NT$706.18NT$250.70NT$483.39-2.3%1.9B245
2019NT$155.13NT$494.66NT$133.32NT$494.66+224.9%2.6B241
2018NT$219.73NT$473.76NT$149.37NT$152.25-30.8%1.9B245
2017NT$91.08NT$486.83NT$84.13NT$220.14+140.6%2.4B243
2016NT$47.13NT$99.24NT$32.96NT$91.48+88.9%572.8M244
2015NT$86.58NT$96.39NT$31.45NT$48.44-43.8%498.6M246
2014NT$73.84NT$105.78NT$57.42NT$86.18+16.7%831.1M248
2013NT$171.16NT$175.15NT$64.53NT$73.84-56.3%529.9M244
2012NT$163.43NT$282.25NT$147.22NT$169.16+3.5%1.4B248
2011NT$275.47NT$316.69NT$106.19NT$163.43-44.8%914.7M247
2010NT$43.77NT$300.51NT$28.55NT$295.89+573.7%484.9M250
2009NT$18.92NT$44.92NT$17.72NT$43.92+132.2%507.1M249
2008NT$38.91NT$63.88NT$11.83NT$18.92-51.1%1.8B251
2007NT$102.71NT$106.78NT$35.06NT$38.68-62.2%1.7B244
2006NT$286.25NT$314.56NT$90.15NT$102.34-65.0%144.8M248
2005NT$289.47NT$323.56NT$279.08NT$292.69n/a16.2M9

3406 monthly closes, last 12 months

MonthMonth end closeChange
September 2026NT$901.00-10.3%
August 2026NT$1,005+108.9%
July 2026NT$481.00-27.0%
June 2026NT$659.00+12.1%
May 2026NT$587.97+18.5%
April 2026NT$496.31+16.3%
March 2026NT$426.59-1.0%
February 2026NT$430.98-2.6%
January 2026NT$442.68+1.0%
December 2025NT$438.30+0.6%
November 2025NT$435.86+6.6%
October 2025NT$409.04-2.0%

About the 3406 data

Daily bars. 5,092 sessions from Dec 20, 2005 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 20, 2005, 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/3406/bars?timeframe=1Day&adjustment=all&limit=50000" \
  -H "X-API-Key: YOUR_KEY"

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