TWSE · 2838 · stock

Union Bank of Taiwan (2838) stock price history

Every TWSE trading session of Union Bank of Taiwan from Jan 4, 2000 to Sep 24, 2026: 6,647 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 2838 data, free keyYear by year table

2838 adjusted close, 2000 to 2026

2838Union Bank of Taiwan
NT$21.00+27.8% over one year
20052010201520202025
NT$22.81
All time high, 2026
NT$22.99
52 week high, NT$16.34 low
6,647
Daily sessions since 2000

Last updated Sep 24, 2026, the last stored session. Refreshes after each trading day. Full 2000 to 2026 series and minute bars.

2838 key facts

  • Union Bank of Taiwan (2838) closed at NT$21.00 on Sep 24, 2026 on TWSE.
  • 2838's all time high close is NT$22.81, set on Jul 8, 2026; its all time low close is NT$1.77 on Oct 13, 2008.
  • 2838's 52 week range is NT$16.34 to NT$22.99.
  • 2838 returned +27.8% over the year to Sep 24, 2026 and +166.5% over five years.
  • Over ten years 2838 returned +386%, +17.1% a year compounded.
  • 2838's deepest drawdown was -69.9% from Mar 11, 2004 to Oct 13, 2008.
  • DataCedar holds 6,647 daily sessions of 2838 history from Jan 4, 2000 and minute bars from Sep 15, 2026, adjusted for splits and dividends, served by the API under a key.

2838 price chart, 2000 to 2026

2838 adjusted close, Jan 4, 2000 to Sep 24, 2026NT$1.82NT$8.23NT$14.64NT$21.05200020052010201520202025
Adjusted daily close. 260 sampled points across the full history; the API serves every session.

2838 returns

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

PeriodReturn
1 month+3.4%
3 months+0.9%
6 months+13.4%
Year to date+17.8%
1 year+27.8%
3 years+99.5%
5 years+166.5%
10 years+386.4%
Since Jan 4, 2000+617.2%
Compound annual growth, 26.7 years+7.7%

2838 records

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

All time high close
NT$22.81 on Jul 8, 2026
All time low close
NT$1.77 on Oct 13, 2008
52 week high
NT$22.99 on Jul 8, 2026
52 week low
NT$16.34 on Sep 26, 2025
Deepest drawdown
-69.9% from Mar 11, 2004 to Oct 13, 2008, recovered Apr 30, 2019
Best single session
+10.3% on Jul 17, 2000
Worst single session
-13.1% on Sep 18, 2000
Volatility, 1 year annualised
19.5%
Sessions closing higher, 1 year
51%
Growth of 1 since 2000
7.2×
Best calendar year
2025, +39%
Worst calendar year
2008, -27%

2838 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. 2000 starts on Jan 4, 2000; 2026 runs to Sep 24, 2026.

YearOpenHighLowCloseReturnVolumeSessions
2026NT$17.87NT$22.99NT$16.85NT$21.00+17.5%410M178
2025NT$12.80NT$18.74NT$12.68NT$17.87+38.6%597.1M242
2024NT$11.19NT$13.33NT$10.76NT$12.89+14.8%509.1M242
2023NT$11.80NT$12.50NT$10.21NT$11.23-4.9%546.3M239
2022NT$9.12NT$12.50NT$8.68NT$11.80+29.4%1.1B246
2021NT$6.72NT$9.25NT$6.50NT$9.12+34.5%647.6M243
2020NT$6.48NT$6.86NT$5.02NT$6.78+5.1%562.1M245
2019NT$5.24NT$6.74NT$5.15NT$6.45+23.3%634.5M241
2018NT$4.72NT$5.68NT$4.60NT$5.23+10.9%443.1M245
2017NT$4.33NT$4.78NT$4.32NT$4.72+8.7%277.9M243
2016NT$4.33NT$4.42NT$3.92NT$4.34+0.5%190.4M244
2015NT$4.41NT$4.82NT$3.87NT$4.32-2.1%345.9M246
2014NT$4.25NT$4.61NT$4.10NT$4.41+4.3%431.2M248
2013NT$3.77NT$4.27NT$3.74NT$4.23+12.8%929.3M244
2012NT$3.37NT$3.83NT$3.03NT$3.75+11.4%428.4M248
2011NT$3.98NT$4.26NT$3.09NT$3.37-12.8%641.3M247
2010NT$2.86NT$3.90NT$2.35NT$3.87+34.1%332.9M250
2009NT$2.32NT$3.01NT$2.30NT$2.88+24.3%865.2M249
2008NT$3.17NT$3.78NT$1.69NT$2.32-26.8%6.3B251
2007NT$4.12NT$5.02NT$3.02NT$3.17-23.1%952.4M244
2006NT$4.13NT$4.25NT$3.27NT$4.12-1.4%2.3B248
2005NT$5.43NT$5.59NT$3.90NT$4.18-22.5%1.2B260
2004NT$4.19NT$6.14NT$3.90NT$5.39+28.8%2B262
2003NT$3.35NT$4.95NT$2.85NT$4.19+24.8%3.2B261
2002NT$2.45NT$3.75NT$2.12NT$3.35+36.6%1.2B261
2001NT$2.46NT$3.61NT$2.03NT$2.45-0.3%465.8M261
2000NT$2.81NT$5.14NT$1.88NT$2.46n/a5.6B259

2838 monthly closes, last 12 months

MonthMonth end closeChange
September 2026NT$21.00+3.7%
August 2026NT$20.25-2.4%
July 2026NT$20.75-0.8%
June 2026NT$20.91+10.8%
May 2026NT$18.88+2.2%
April 2026NT$18.47-2.7%
March 2026NT$18.97+1.5%
February 2026NT$18.70+8.3%
January 2026NT$17.27-3.4%
December 2025NT$17.87-2.0%
November 2025NT$18.24+6.5%
October 2025NT$17.13+3.3%

About the 2838 data

Daily bars. 6,647 sessions from Jan 4, 2000 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 Jan 4, 2000, 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/2838/bars?timeframe=1Day&adjustment=all&limit=50000" \
  -H "X-API-Key: YOUR_KEY"

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