TWSE · 3515 · stock

ASROCK Incorporation (3515) stock price history

Every TWSE trading session of ASROCK Incorporation from Nov 8, 2007 to Sep 24, 2026: 4,629 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 3515 data, free keyYear by year table

3515 adjusted close, 2007 to 2026

3515ASROCK Incorporation
NT$211.00-16.6% over one year
2010201520202025
NT$321.63
All time high, 2025
NT$343.07
52 week high, NT$187.50 low
4,629
Daily sessions since 2007

Last updated Sep 24, 2026, the last stored session. Refreshes after each trading day. Full 2007 to 2026 series and minute bars.

3515 key facts

  • ASROCK Incorporation (3515) closed at NT$211.00 on Sep 24, 2026 on TWSE.
  • 3515's all time high close is NT$321.63, set on Oct 29, 2025; its all time low close is NT$12.50 on Nov 20, 2008.
  • 3515's 52 week range is NT$187.50 to NT$343.07.
  • 3515 returned -16.6% over the year to Sep 24, 2026 and +68.3% over five years.
  • Over ten years 3515 returned +766%, +24.1% a year compounded.
  • 3515's deepest drawdown was -82.4% from Nov 8, 2007 to Nov 20, 2008.
  • DataCedar holds 4,629 daily sessions of 3515 history from Nov 8, 2007 and minute bars from Sep 15, 2026, adjusted for splits and dividends, served by the API under a key.

3515 price chart, 2007 to 2026

3515 adjusted close, Nov 8, 2007 to Sep 24, 2026NT$13.56NT$37.28NT$102.46NT$281.612010201520202025
Adjusted daily close, log scale. 260 sampled points across the full history; the API serves every session.

3515 returns

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

PeriodReturn
1 month-4.5%
3 months-8.1%
6 months+3.9%
Year to date-10.0%
1 year-16.6%
3 years+10.2%
5 years+68.3%
10 years+765.7%
Since Nov 8, 2007+197.6%
Compound annual growth, 18.9 years+5.9%

3515 records

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

All time high close
NT$321.63 on Oct 29, 2025
All time low close
NT$12.50 on Nov 20, 2008
52 week high
NT$343.07 on Oct 29, 2025
52 week low
NT$187.50 on Jul 29, 2026
Deepest drawdown
-82.4% from Nov 8, 2007 to Nov 20, 2008, recovered Feb 5, 2020
Best single session
+10.0% on May 11, 2017
Worst single session
-15.7% on Nov 14, 2007
Volatility, 1 year annualised
41.3%
Sessions closing higher, 1 year
44%
Growth of 1 since 2007
3.0×
Best calendar year
2009, +259%
Worst calendar year
2008, -68%

3515 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. 2007 starts on Nov 8, 2007; 2026 runs to Sep 24, 2026.

YearOpenHighLowCloseReturnVolumeSessions
2026NT$236.34NT$260.64NT$187.50NT$211.00-10.7%130.3M178
2025NT$214.89NT$343.07NT$128.65NT$236.34+9.5%271.9M242
2024NT$231.79NT$282.04NT$154.76NT$215.82-7.3%280M242
2023NT$125.29NT$271.17NT$111.32NT$232.69+87.7%613.8M239
2022NT$220.51NT$222.05NT$71.68NT$123.98-42.6%441.6M246
2021NT$116.46NT$223.20NT$95.88NT$215.91+87.8%556.8M243
2020NT$54.71NT$151.47NT$54.71NT$114.98+111.5%877.2M245
2019NT$36.94NT$59.83NT$35.18NT$54.36+48.8%114.2M241
2018NT$42.74NT$65.54NT$31.00NT$36.53-15.9%321.2M245
2017NT$23.04NT$64.27NT$23.04NT$43.44+87.8%230.3M243
2016NT$23.24NT$28.56NT$21.02NT$23.13-0.5%20.9M244
2015NT$39.37NT$41.98NT$18.34NT$23.24-41.0%32.8M246
2014NT$53.29NT$62.01NT$37.24NT$39.37-26.1%33.5M248
2013NT$44.81NT$57.16NT$44.36NT$53.29+18.9%23.6M244
2012NT$39.95NT$52.79NT$38.73NT$44.81+12.2%28.3M248
2011NT$41.36NT$48.13NT$35.16NT$39.95-3.0%28.5M247
2010NT$55.63NT$55.98NT$40.11NT$41.17-25.0%39.4M250
2009NT$15.32NT$54.93NT$14.10NT$54.93+258.6%360.5M249
2008NT$48.40NT$50.36NT$11.71NT$15.32-68.4%1.1B251
2007NT$70.11NT$74.30NT$43.69NT$48.40n/a19.2M38

3515 monthly closes, last 12 months

MonthMonth end closeChange
September 2026NT$211.00-5.2%
August 2026NT$222.50+14.4%
July 2026NT$194.50-12.8%
June 2026NT$223.00-3.3%
May 2026NT$230.62+2.8%
April 2026NT$224.43+16.6%
March 2026NT$192.50-11.6%
February 2026NT$217.76+6.0%
January 2026NT$205.37-13.1%
December 2025NT$236.34-1.4%
November 2025NT$239.68-21.7%
October 2025NT$305.91+14.8%

About the 3515 data

Daily bars. 4,629 sessions from Nov 8, 2007 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 Nov 8, 2007, 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/3515/bars?timeframe=1Day&adjustment=all&limit=50000" \
  -H "X-API-Key: YOUR_KEY"

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3515 share price history

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