TWSE · 3622 · stock

Young Fast Optoelectronics Co., Ltd. (3622) stock price history

Every TWSE trading session of Young Fast Optoelectronics Co., Ltd. from Mar 25, 2009 to Sep 24, 2026: 4,289 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 3622 data, free keyYear by year table

3622 adjusted close, 2009 to 2026

3622Young Fast Optoelectronics Co., Ltd.
NT$44.20-11.1% over one year
2010201520202025
NT$297.97
All time high, 2009
NT$69.39
52 week high, NT$43.50 low
4,289
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.

3622 key facts

  • Young Fast Optoelectronics Co., Ltd. (3622) closed at NT$44.20 on Sep 24, 2026 on TWSE.
  • 3622's all time high close is NT$297.97, set on May 25, 2009; its all time low close is NT$5.80 on Aug 24, 2015.
  • 3622's 52 week range is NT$43.50 to NT$69.39.
  • 3622 returned -11.1% over the year to Sep 24, 2026 and +95.5% over five years.
  • Over ten years 3622 returned +325%, +15.6% a year compounded.
  • 3622's deepest drawdown was -98.1% from May 25, 2009 to Aug 24, 2015.
  • DataCedar holds 4,289 daily sessions of 3622 history from Mar 25, 2009 and minute bars from Sep 15, 2026, adjusted for splits and dividends, served by the API under a key.

3622 price chart, 2009 to 2026

3622 adjusted close, Mar 25, 2009 to Sep 24, 2026NT$5.80NT$20.83NT$74.78NT$268.482010201520202025
Adjusted daily close, log scale. 260 sampled points across the full history; the API serves every session.

3622 returns

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

PeriodReturn
1 month-12.6%
3 months-16.6%
6 months-19.8%
Year to date-24.4%
1 year-11.1%
3 years+31.2%
5 years+95.5%
10 years+325.2%
Since Mar 25, 2009-58.4%
Compound annual growth, 17.5 years-4.9%

3622 records

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

All time high close
NT$297.97 on May 25, 2009
All time low close
NT$5.80 on Aug 24, 2015
52 week high
NT$69.39 on Jan 23, 2026
52 week low
NT$43.50 on Sep 14, 2026
Deepest drawdown
-98.1% from May 25, 2009 to Aug 24, 2015, not yet recovered
Best single session
+21.6% on May 22, 2009
Worst single session
-10.0% on Apr 16, 2024
Volatility, 1 year annualised
34.0%
Sessions closing higher, 1 year
48%
Best calendar year
2017, +67%
Worst calendar year
2011, -76%

3622 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 Mar 25, 2009; 2026 runs to Sep 24, 2026.

YearOpenHighLowCloseReturnVolumeSessions
2026NT$58.48NT$69.39NT$43.50NT$44.20-24.2%93.9M178
2025NT$53.97NT$68.92NT$35.77NT$58.29+8.0%109.1M242
2024NT$37.35NT$75.31NT$36.45NT$53.97+45.2%918.5M242
2023NT$22.52NT$44.86NT$22.52NT$37.18+64.2%245.8M239
2022NT$23.36NT$28.96NT$20.48NT$22.64-1.7%68.9M246
2021NT$26.62NT$36.70NT$20.09NT$23.04-12.8%345M243
2020NT$16.59NT$29.52NT$10.84NT$26.43+59.3%290.5M245
2019NT$11.27NT$18.24NT$11.05NT$16.59+47.2%75.6M241
2018NT$15.00NT$16.68NT$10.39NT$11.27-22.7%171.9M245
2017NT$8.82NT$14.57NT$8.29NT$14.57+66.5%329.4M243
2016NT$8.07NT$11.50NT$6.93NT$8.75+8.4%189.5M244
2015NT$16.00NT$17.61NT$5.70NT$8.07-49.6%247.1M246
2014NT$22.86NT$25.43NT$12.47NT$16.00-29.6%327.6M248
2013NT$42.26NT$44.24NT$17.22NT$22.72-45.7%357.3M244
2012NT$43.65NT$63.72NT$32.54NT$41.83-4.2%521.8M248
2011NT$180.24NT$192.79NT$35.72NT$43.65-75.7%562.9M247
2010NT$216.26NT$257.39NT$136.17NT$179.27-17.0%804.3M250
2009NT$0.0053NT$315.17NT$0.0053NT$215.95n/a456.7M198

3622 monthly closes, last 12 months

MonthMonth end closeChange
September 2026NT$44.20-11.5%
August 2026NT$49.92+0.2%
July 2026NT$49.83-8.8%
June 2026NT$54.62+2.3%
May 2026NT$53.40+2.0%
April 2026NT$52.37-0.9%
March 2026NT$52.84-8.0%
February 2026NT$57.45-4.2%
January 2026NT$59.98+2.9%
December 2025NT$58.29-6.3%
November 2025NT$62.24+21.2%
October 2025NT$51.33+0.4%

About the 3622 data

Daily bars. 4,289 sessions from Mar 25, 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 Mar 25, 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/3622/bars?timeframe=1Day&adjustment=all&limit=50000" \
  -H "X-API-Key: YOUR_KEY"

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