TWSE · 2457 · stock

Phihong Technology Co., Ltd. (2457) stock price history

Every TWSE trading session of Phihong Technology Co., Ltd. from Feb 16, 2000 to Sep 24, 2026: 6,616 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 2457 data, free keyYear by year table

2457 adjusted close, 2000 to 2026

2457Phihong Technology Co., Ltd.
NT$21.95-11.0% over one year
20052010201520202025
NT$83.85
All time high, 2023
NT$40.60
52 week high, NT$19.90 low
6,616
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.

2457 key facts

  • Phihong Technology Co., Ltd. (2457) closed at NT$21.95 on Sep 24, 2026 on TWSE.
  • 2457's all time high close is NT$83.85, set on Jun 5, 2023; its all time low close is NT$4.71 on May 2, 2005.
  • 2457's 52 week range is NT$19.90 to NT$40.60.
  • 2457 returned -11.0% over the year to Sep 24, 2026 and -31.4% over five years.
  • Over ten years 2457 returned +121%, +8.2% a year compounded.
  • 2457's deepest drawdown was -90.1% from Mar 8, 2000 to May 2, 2005.
  • DataCedar holds 6,616 daily sessions of 2457 history from Feb 16, 2000 and minute bars from Sep 15, 2026, adjusted for splits and dividends, served by the API under a key.

2457 price chart, 2000 to 2026

2457 adjusted close, Feb 16, 2000 to Sep 24, 2026NT$4.94NT$12.37NT$30.98NT$77.59200020052010201520202025
Adjusted daily close, log scale. 260 sampled points across the full history; the API serves every session.

2457 returns

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

PeriodReturn
1 month-4.1%
3 months-26.6%
6 months-16.4%
Year to date-24.7%
1 year-11.0%
3 years-63.2%
5 years-31.4%
10 years+120.8%
Since Feb 16, 2000-18.8%
Compound annual growth, 26.6 years-0.8%

2457 records

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

All time high close
NT$83.85 on Jun 5, 2023
All time low close
NT$4.71 on May 2, 2005
52 week high
NT$40.60 on Jan 22, 2026
52 week low
NT$19.90 on Jul 30, 2026
Deepest drawdown
-90.1% from Mar 8, 2000 to May 2, 2005, recovered Dec 23, 2021
Best single session
+54.4% on Jun 7, 2000
Worst single session
-37.0% on Jul 3, 2000
Volatility, 1 year annualised
54.5%
Sessions closing higher, 1 year
45%
Best calendar year
2009, +320%
Worst calendar year
2008, -59%

2457 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 Feb 16, 2000; 2026 runs to Sep 24, 2026.

YearOpenHighLowCloseReturnVolumeSessions
2026NT$28.85NT$40.60NT$19.90NT$21.95-23.0%1B178
2025NT$37.00NT$37.40NT$19.60NT$28.50-23.9%871.1M242
2024NT$59.60NT$63.20NT$34.75NT$37.45-36.4%681.3M242
2023NT$38.60NT$85.12NT$36.89NT$58.90+52.6%4.8B239
2022NT$49.21NT$51.86NT$29.40NT$38.60-21.6%2.1B246
2021NT$15.95NT$51.95NT$15.17NT$49.21+208.6%4.9B243
2020NT$10.03NT$17.17NT$4.83NT$15.95+59.8%1.4B245
2019NT$10.42NT$12.33NT$7.71NT$9.98-4.2%255.1M241
2018NT$13.84NT$14.38NT$7.45NT$10.42-24.5%362.3M245
2017NT$12.73NT$16.00NT$10.13NT$13.80+9.6%1.5B243
2016NT$13.16NT$13.30NT$8.11NT$12.58-2.6%369.1M244
2015NT$16.25NT$17.03NT$5.96NT$12.92-20.5%317.5M246
2014NT$16.89NT$21.36NT$13.69NT$16.25-3.8%643.4M248
2013NT$21.28NT$23.15NT$15.01NT$16.89-19.8%288.8M244
2012NT$26.67NT$33.31NT$15.83NT$21.06-21.0%615M248
2011NT$36.86NT$43.67NT$23.95NT$26.67-27.9%871.4M247
2010NT$26.28NT$45.98NT$22.94NT$37.00+42.6%1.3B250
2009NT$6.17NT$26.49NT$5.34NT$25.95+320.3%3.8B249
2008NT$15.12NT$15.40NT$4.82NT$6.17-59.4%3.4B251
2007NT$14.12NT$32.14NT$13.09NT$15.19+8.8%60.7B244
2006NT$9.87NT$14.47NT$8.27NT$13.96+39.0%42.2B248
2005NT$5.69NT$11.01NT$4.71NT$10.04+64.3%29.8B260
2004NT$9.38NT$12.44NT$5.03NT$6.11-39.5%1.1B262
2003NT$11.74NT$14.88NT$8.14NT$10.09-20.1%1.5B261
2002NT$23.95NT$26.53NT$12.33NT$12.63-47.3%2.3B261
2001NT$15.83NT$24.14NT$9.88NT$23.95+51.4%707.4M261
2000NT$27.03NT$50.85NT$15.83NT$15.83n/a850.5M228

2457 monthly closes, last 12 months

MonthMonth end closeChange
September 2026NT$21.95-6.2%
August 2026NT$23.40+10.6%
July 2026NT$21.15-27.8%
June 2026NT$29.30+12.7%
May 2026NT$26.00+8.6%
April 2026NT$23.95-0.4%
March 2026NT$24.05-22.4%
February 2026NT$31.00+6.9%
January 2026NT$29.00+1.8%
December 2025NT$28.50-0.3%
November 2025NT$28.60-6.2%
October 2025NT$30.50+26.0%

About the 2457 data

Daily bars. 6,616 sessions from Feb 16, 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 Feb 16, 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/2457/bars?timeframe=1Day&adjustment=all&limit=50000" \
  -H "X-API-Key: YOUR_KEY"

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