TWSE · 3437 · stock

Advanced Optoelectronic Technology Inc. (3437) stock price history

Every TWSE trading session of Advanced Optoelectronic Technology Inc. from Dec 31, 2007 to Sep 24, 2026: 4,592 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 3437 data, free keyYear by year table

3437 adjusted close, 2007 to 2026

3437Advanced Optoelectronic Technology Inc.
NT$22.00+42.9% over one year
2010201520202025
NT$83.79
All time high, 2014
NT$31.30
52 week high, NT$12.95 low
4,592
Daily sessions since 2007

Last updated Sep 24, 2026, the last stored session. Refreshes after each trading day. Full 2007 to 2026 series and minute bars.

3437 key facts

  • Advanced Optoelectronic Technology Inc. (3437) closed at NT$22.00 on Sep 24, 2026 on TWSE.
  • 3437's all time high close is NT$83.79, set on Jul 14, 2014; its all time low close is NT$3.89 on Nov 21, 2008.
  • 3437's 52 week range is NT$12.95 to NT$31.30.
  • 3437 returned +42.9% over the year to Sep 24, 2026 and -8.2% over five years.
  • Over ten years 3437 returned -3%, -0.3% a year compounded.
  • 3437's deepest drawdown was -91.1% from Dec 31, 2007 to Nov 21, 2008.
  • DataCedar holds 4,592 daily sessions of 3437 history from Dec 31, 2007 and minute bars from Sep 15, 2026, adjusted for splits and dividends, served by the API under a key.

3437 price chart, 2007 to 2026

3437 adjusted close, Dec 31, 2007 to Sep 24, 2026NT$5.45NT$13.15NT$31.70NT$76.462010201520202025
Adjusted daily close, log scale. 260 sampled points across the full history; the API serves every session.

3437 returns

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

PeriodReturn
1 month+23.6%
3 months-5.4%
6 months-0.7%
Year to date+53.3%
1 year+42.9%
3 years+24.6%
5 years-8.2%
10 years-3.2%
Since Dec 31, 2007-49.5%
Compound annual growth, 18.7 years-3.6%

3437 records

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

All time high close
NT$83.79 on Jul 14, 2014
All time low close
NT$3.89 on Nov 21, 2008
52 week high
NT$31.30 on Apr 21, 2026
52 week low
NT$12.95 on Nov 24, 2025
Deepest drawdown
-91.1% from Dec 31, 2007 to Nov 21, 2008, recovered Jul 25, 2013
Best single session
+328.6% on Jun 25, 2013
Worst single session
-23.8% on Sep 16, 2008
Volatility, 1 year annualised
59.9%
Sessions closing higher, 1 year
45%
Best calendar year
2013, +433%
Worst calendar year
2008, -86%

3437 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. 2007 starts on Dec 31, 2007; 2026 runs to Sep 24, 2026.

YearOpenHighLowCloseReturnVolumeSessions
2026NT$14.40NT$31.30NT$13.60NT$22.00+52.8%457.7M178
2025NT$23.75NT$23.75NT$12.95NT$14.40-38.7%87.3M242
2024NT$29.95NT$40.00NT$19.80NT$23.50-20.6%603.7M242
2023NT$17.10NT$35.00NT$16.50NT$29.60+73.6%259.7M239
2022NT$25.29NT$29.30NT$15.15NT$17.05-32.1%220.6M246
2021NT$31.40NT$41.65NT$20.02NT$25.10-15.2%1.1B243
2020NT$17.73NT$29.59NT$9.58NT$29.59+68.3%839.2M245
2019NT$16.65NT$19.39NT$13.09NT$17.58+7.1%342.9M241
2018NT$35.18NT$38.27NT$14.60NT$16.41-53.4%244.1M245
2017NT$21.09NT$47.53NT$21.04NT$35.18+66.8%485.3M243
2016NT$22.30NT$27.90NT$18.03NT$21.09-5.3%145.7K244
2015NT$43.88NT$53.67NT$15.16NT$22.26-49.3%232.7K246
2014NT$51.93NT$85.81NT$36.83NT$43.88-11.1%97.2M248
2013NT$9.27NT$50.35NT$9.27NT$49.37+432.8%43.3M244
2012NT$9.27NT$9.27NT$9.27NT$9.270.0%0248
2011NT$9.27NT$9.27NT$9.27NT$9.270.0%0247
2010NT$9.27NT$9.27NT$9.27NT$9.270.0%0250
2009NT$6.25NT$12.54NT$4.89NT$9.27+48.2%8.8M249
2008NT$43.61NT$47.11NT$3.85NT$6.25-85.7%32.5M251
2007NT$43.61NT$50.61NT$42.83NT$43.61n/a139.8K1

3437 monthly closes, last 12 months

MonthMonth end closeChange
September 2026NT$22.00+19.9%
August 2026NT$18.35+9.6%
July 2026NT$16.75-23.9%
June 2026NT$22.00-7.6%
May 2026NT$23.80-10.4%
April 2026NT$26.55+28.9%
March 2026NT$20.60+32.1%
February 2026NT$15.60-6.0%
January 2026NT$16.60+15.3%
December 2025NT$14.40+2.5%
November 2025NT$14.05-7.6%
October 2025NT$15.200.0%

About the 3437 data

Daily bars. 4,592 sessions from Dec 31, 2007 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 31, 2007, 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/3437/bars?timeframe=1Day&adjustment=all&limit=50000" \
  -H "X-API-Key: YOUR_KEY"

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