TWSE · 4746 · stock

Formosa Laboratories, Inc. (4746) stock price history

Every TWSE trading session of Formosa Laboratories, Inc. from Mar 1, 2011 to Sep 24, 2026: 3,807 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 4746 data, free keyYear by year table

4746 adjusted close, 2011 to 2026

4746Formosa Laboratories, Inc.
NT$48.05-21.5% over one year
201520202025
NT$103.26
All time high, 2024
NT$64.88
52 week high, NT$45.00 low
3,807
Daily sessions since 2011

Last updated Sep 24, 2026, the last stored session. Refreshes after each trading day. Full 2011 to 2026 series and minute bars.

4746 key facts

  • Formosa Laboratories, Inc. (4746) closed at NT$48.05 on Sep 24, 2026 on TWSE.
  • 4746's all time high close is NT$103.26, set on Jan 26, 2024; its all time low close is NT$25.89 on Mar 24, 2020.
  • 4746's 52 week range is NT$45.00 to NT$64.88.
  • 4746 returned -21.5% over the year to Sep 24, 2026 and -8.8% over five years.
  • Over ten years 4746 returned -32%, -3.8% a year compounded.
  • 4746's deepest drawdown was -72.2% from Jul 19, 2011 to Mar 24, 2020.
  • DataCedar holds 3,807 daily sessions of 4746 history from Mar 1, 2011 and minute bars from Sep 15, 2026, adjusted for splits and dividends, served by the API under a key.

4746 price chart, 2011 to 2026

4746 adjusted close, Mar 1, 2011 to Sep 24, 2026NT$28.80NT$52.74NT$76.68NT$100.6120122014201620182020202220242026
Adjusted daily close. 260 sampled points across the full history; the API serves every session.

4746 returns

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

PeriodReturn
1 month-3.9%
3 months-3.3%
6 months-7.1%
Year to date-14.9%
1 year-21.5%
3 years-36.6%
5 years-8.8%
10 years-32.3%
Since Mar 1, 2011-21.5%
Compound annual growth, 15.6 years-1.5%

4746 records

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

All time high close
NT$103.26 on Jan 26, 2024
All time low close
NT$25.89 on Mar 24, 2020
52 week high
NT$64.88 on Oct 2, 2025
52 week low
NT$45.00 on Sep 4, 2026
Deepest drawdown
-72.2% from Jul 19, 2011 to Mar 24, 2020, recovered Aug 1, 2023
Best single session
+10.9% on Oct 2, 2017
Worst single session
-10.1% on Sep 6, 2016
Volatility, 1 year annualised
29.7%
Sessions closing higher, 1 year
45%
Best calendar year
2016, +47%
Worst calendar year
2018, -42%

4746 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. 2011 starts on Mar 1, 2011; 2026 runs to Sep 24, 2026.

YearOpenHighLowCloseReturnVolumeSessions
2026NT$56.19NT$59.02NT$45.00NT$48.05-14.2%145.2M178
2025NT$62.02NT$70.31NT$44.62NT$56.00-9.7%120.8M242
2024NT$90.91NT$106.79NT$61.03NT$62.02-31.1%479M242
2023NT$63.16NT$105.56NT$54.61NT$90.02+40.4%1.2B239
2022NT$51.10NT$71.19NT$38.47NT$64.12+26.7%497.7M246
2021NT$39.81NT$90.33NT$36.09NT$50.60+28.9%931.7M243
2020NT$34.77NT$55.87NT$24.88NT$39.27+13.1%1.1B245
2019NT$31.35NT$37.80NT$26.97NT$34.73+10.8%80.6M241
2018NT$54.20NT$56.09NT$28.49NT$31.35-42.2%183M245
2017NT$75.44NT$76.95NT$51.22NT$54.20-28.0%124.1M243
2016NT$51.58NT$85.48NT$47.37NT$75.29+47.0%386.1M244
2015NT$46.76NT$57.95NT$35.05NT$51.21+9.9%91.7M246
2014NT$48.33NT$62.25NT$37.91NT$46.62-3.3%206.8M248
2013NT$35.04NT$57.54NT$30.67NT$48.19+38.3%231.1M244
2012NT$43.40NT$59.54NT$30.32NT$34.83-19.7%85.4M248
2011NT$65.14NT$94.01NT$39.74NT$43.40n/a119.5M213

4746 monthly closes, last 12 months

MonthMonth end closeChange
September 2026NT$48.05-1.4%
August 2026NT$48.75+1.8%
July 2026NT$47.88-5.9%
June 2026NT$50.90+3.3%
May 2026NT$49.29-3.5%
April 2026NT$51.09+0.9%
March 2026NT$50.62-5.5%
February 2026NT$53.54-1.4%
January 2026NT$54.30-3.0%
December 2025NT$56.00-8.9%
November 2025NT$61.48+5.0%
October 2025NT$58.55-5.1%

About the 4746 data

Daily bars. 3,807 sessions from Mar 1, 2011 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 29, 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 1, 2011, 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/4746/bars?timeframe=1Day&adjustment=all&limit=50000" \
  -H "X-API-Key: YOUR_KEY"

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