TWSE · 8438 · stock

Amia Co.,Ltd (8438) stock price history

Every TWSE trading session of Amia Co.,Ltd from Jun 27, 2012 to Nov 13, 2026: 3,471 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 8438 data, free keyYear by year table

8438 adjusted close, 2012 to 2026

8438Amia Co.,Ltd
NT$57.90+98.8% over one year
2014201620182020202220242026
NT$104.98
All time high, 2026
NT$110.40
52 week high, NT$27.55 low
3,471
Daily sessions since 2012

Last updated Nov 13, 2026, the last stored session. Refreshes after each trading day. Full 2012 to 2026 series and minute bars.

8438 key facts

  • Amia Co.,Ltd (8438) closed at NT$57.90 on Nov 13, 2026 on TWSE.
  • 8438's all time high close is NT$104.98, set on Jul 6, 2026; its all time low close is NT$12.48 on Oct 3, 2018.
  • 8438's 52 week range is NT$27.55 to NT$110.40.
  • 8438 returned +98.8% over the year to Nov 13, 2026 and +27.1% over five years.
  • Over ten years 8438 returned +185%, +11.0% a year compounded.
  • 8438's deepest drawdown was -64.3% from Dec 30, 2021 to Oct 18, 2022.
  • DataCedar holds 3,471 daily sessions of 8438 history from Jun 27, 2012 and minute bars from Sep 15, 2026, adjusted for splits and dividends, served by the API under a key.

8438 price chart, 2012 to 2026

8438 adjusted close, Jun 27, 2012 to Nov 13, 2026NT$12.72NT$39.56NT$66.40NT$93.2520122014201620182020202220242026
Adjusted daily close. 260 sampled points across the full history; the API serves every session.

8438 returns

Price return from the last close on or before the window start to Nov 13, 2026, on adjusted closes.

PeriodReturn
1 month-25.6%
3 months-15.6%
6 months-43.0%
Year to date+54.2%
1 year+98.8%
3 years+144.6%
5 years+27.1%
10 years+184.5%
Since Jun 27, 2012+99.3%
Compound annual growth, 14.4 years+4.9%

8438 records

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

All time high close
NT$104.98 on Jul 6, 2026
All time low close
NT$12.48 on Oct 3, 2018
52 week high
NT$110.40 on May 13, 2026
52 week low
NT$27.55 on Nov 24, 2025
Deepest drawdown
-64.3% from Dec 30, 2021 to Oct 18, 2022, recovered Jan 16, 2026
Best single session
+19.5% on Mar 7, 2019
Worst single session
-27.7% on Mar 11, 2022
Volatility, 1 year annualised
63.9%
Sessions closing higher, 1 year
45%
Best calendar year
2021, +205%
Worst calendar year
2022, -62%

8438 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. 2012 starts on Jun 27, 2012; 2026 runs to Nov 13, 2026.

YearOpenHighLowCloseReturnVolumeSessions
2026NT$44.21NT$110.40NT$42.93NT$57.90+40.2%249.7M207
2025NT$29.44NT$41.30NT$23.77NT$41.30+40.3%47.9M242
2024NT$24.22NT$51.51NT$23.34NT$29.44+21.5%155.8M242
2023NT$21.41NT$28.24NT$21.05NT$24.22+12.0%10.6M239
2022NT$57.60NT$57.60NT$20.38NT$21.63-62.5%20.2M245
2021NT$17.99NT$57.69NT$17.95NT$57.60+205.4%2.1M243
2020NT$15.93NT$18.86NT$14.05NT$18.86+18.4%712.5K232
2019NT$12.81NT$20.01NT$12.53NT$15.93+24.4%892.5K240
2018NT$17.25NT$17.52NT$12.24NT$12.81-25.7%426.1K226
2017NT$19.48NT$20.35NT$15.58NT$17.25-11.5%701.2K243
2016NT$18.59NT$21.34NT$16.04NT$19.48+4.8%621.4K244
2015NT$22.06NT$22.06NT$18.05NT$18.59-17.1%863.3K246
2014NT$22.98NT$24.52NT$21.83NT$22.42-2.9%850.3K248
2013NT$26.93NT$26.93NT$21.83NT$23.10-14.2%665.7K244
2012NT$29.05NT$29.20NT$23.30NT$26.93n/a0130

8438 monthly closes, last 12 months

MonthMonth end closeChange
November 2026NT$57.90-11.1%
October 2026NT$65.10-19.4%
September 2026NT$80.80+12.7%
August 2026NT$71.70+24.3%
July 2026NT$57.70-39.1%
June 2026NT$94.72+11.5%
May 2026NT$84.97-2.4%
April 2026NT$87.04+28.5%
March 2026NT$67.72-1.0%
February 2026NT$68.41+20.5%
January 2026NT$56.78+37.5%
December 2025NT$41.30+42.5%

About the 8438 data

Daily bars. 3,471 sessions from Jun 27, 2012 to Nov 13, 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 Nov 11, 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 Jun 27, 2012, 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/twse%3A8438/bars?timeframe=1Day&adjustment=all&limit=50000" \
  -H "X-API-Key: YOUR_KEY"

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