TWSE · 1303 · stock

Nan Ya Plastics Corporation (1303) stock price history

Every TWSE trading session of Nan Ya Plastics Corporation 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.

1303 adjusted close, 2000 to 2026

1303Nan Ya Plastics Corporation
NT$238.00+519.6% over one year
20052010201520202025
NT$244.00
All time high, 2026
NT$251.50
52 week high, NT$37.67 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.

1303 key facts

  • Nan Ya Plastics Corporation (1303) closed at NT$238.00 on Sep 24, 2026 on TWSE.
  • 1303's all time high close is NT$244.00, set on Sep 10, 2026; its all time low close is NT$3.43 on Oct 15, 2001.
  • 1303's 52 week range is NT$37.67 to NT$251.50.
  • 1303 returned +519.6% over the year to Sep 24, 2026 and +212.4% over five years.
  • Over ten years 1303 returned +490%, +19.4% a year compounded.
  • 1303's deepest drawdown was -66.8% from Apr 6, 2022 to Jul 11, 2025.
  • DataCedar holds 6,647 daily sessions of 1303 history from Jan 4, 2000 and minute bars from Sep 15, 2026, adjusted for splits and dividends, served by the API under a key.

1303 price chart, 2000 to 2026

1303 adjusted close, Jan 4, 2000 to Sep 24, 2026NT$3.68NT$14.76NT$59.28NT$238.00200020052010201520202025
Adjusted daily close, log scale. 260 sampled points across the full history; the API serves every session.

1303 returns

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

PeriodReturn
1 month+32.2%
3 months+53.3%
6 months+230.8%
Year to date+310.2%
1 year+519.6%
3 years+271.4%
5 years+212.4%
10 years+490.0%
Since Jan 4, 2000+2,669%
Compound annual growth, 26.7 years+13.2%

1303 records

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

All time high close
NT$244.00 on Sep 10, 2026
All time low close
NT$3.43 on Oct 15, 2001
52 week high
NT$251.50 on Sep 22, 2026
52 week low
NT$37.67 on Oct 3, 2025
Deepest drawdown
-66.8% from Apr 6, 2022 to Jul 11, 2025, recovered Jan 19, 2026
Best single session
+13.7% on Jul 28, 2000
Worst single session
-10.0% on Jul 7, 2026
Volatility, 1 year annualised
75.9%
Sessions closing higher, 1 year
51%
Growth of 1 since 2000
27.7×
Best calendar year
2025, +106%
Worst calendar year
2024, -54%

1303 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$59.91NT$251.50NT$54.84NT$238.00+297.3%17B178
2025NT$28.86NT$68.07NT$25.51NT$59.91+106.2%12B242
2024NT$63.41NT$64.08NT$28.72NT$29.06-54.4%2.7B242
2023NT$64.78NT$74.72NT$58.53NT$63.70-2.5%1.3B239
2022NT$71.69NT$78.45NT$55.30NT$65.33-8.3%2.2B246
2021NT$57.60NT$77.69NT$53.22NT$71.27+22.2%2.2B243
2020NT$57.12NT$59.14NT$37.03NT$58.33+2.1%1.6B245
2019NT$54.65NT$58.69NT$51.78NT$57.12+3.0%1.4B241
2018NT$53.95NT$63.17NT$52.01NT$55.45+2.9%1.8B245
2017NT$46.66NT$54.09NT$45.10NT$53.88+16.1%1.7B243
2016NT$36.74NT$48.55NT$33.95NT$46.40+23.0%1.5B244
2015NT$38.72NT$47.50NT$30.83NT$37.72-3.6%1.7B246
2014NT$39.90NT$43.92NT$35.01NT$39.14-2.4%1.4B248
2013NT$32.44NT$40.72NT$29.23NT$40.08+24.9%1.8B244
2012NT$33.01NT$40.12NT$26.37NT$32.10-3.1%1.6B248
2011NT$37.91NT$46.10NT$29.76NT$33.12-12.0%2.8B247
2010NT$29.17NT$38.59NT$24.82NT$37.66+29.1%2.5B250
2009NT$16.83NT$29.22NT$14.78NT$29.17+73.3%2.1B249
2008NT$36.57NT$39.04NT$16.28NT$16.83-54.0%68.7B251
2007NT$21.54NT$42.10NT$20.91NT$36.57+69.8%3.1B244
2006NT$16.07NT$21.54NT$15.29NT$21.54+34.0%50.6B248
2005NT$13.78NT$16.21NT$11.86NT$16.07+17.1%211.3B260
2004NT$12.54NT$14.54NT$10.16NT$13.72+9.5%261.4B262
2003NT$6.59NT$12.74NT$6.48NT$12.54+90.3%568.2B261
2002NT$5.00NT$7.84NT$4.87NT$6.59+31.7%79.7B261
2001NT$5.38NT$6.61NT$3.38NT$5.00-7.0%13B261
2000NT$8.48NT$9.30NT$5.03NT$5.38n/a8.2B259

1303 monthly closes, last 12 months

MonthMonth end closeChange
September 2026NT$238.00-1.9%
August 2026NT$242.50+52.0%
July 2026NT$159.50-3.7%
June 2026NT$165.70+69.7%
May 2026NT$97.63+9.5%
April 2026NT$89.17+21.2%
March 2026NT$73.54-19.5%
February 2026NT$91.36+20.9%
January 2026NT$75.54+26.1%
December 2025NT$59.91+2.0%
November 2025NT$58.72+42.2%
October 2025NT$41.30+5.2%

About the 1303 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 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 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/1303/bars?timeframe=1Day&adjustment=all&limit=50000" \
  -H "X-API-Key: YOUR_KEY"

Nearby on TWSE

  • 1235 Shin Tai Industry Co., Ltd.
  • 1236 Hunya Foods Co., Ltd.
  • 1256 Sunjuice Holdings Co., Limited
  • 1301 Formosa Plastics Corporation
  • 1304 USI Corporation
  • 1305 China General Plastics Corporation
  • 1307 San Fang Chemical Industry Co., Ltd.
  • 1308 Asia Polymer Corporation

Common questions

1303 share price history

Start with any symbol.