TWSE · 6669 · stock

Wiwynn Corporation (6669) stock price history

Every TWSE trading session of Wiwynn Corporation from Nov 13, 2017 to Nov 13, 2026: 2,180 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 6669 data, free keyYear by year table

6669 adjusted close, 2017 to 2026

6669Wiwynn Corporation
NT$1,635+12.5% over one year
2020202220242026
NT$2,615
All time high, 2026
NT$2,875
52 week high, NT$1,072 low
2,180
Daily sessions since 2017

Last updated Nov 13, 2026, the last stored session. Refreshes after each trading day. Full 2017 to 2026 series and minute bars.

6669 key facts

  • Wiwynn Corporation (6669) closed at NT$1,635 on Nov 13, 2026 on TWSE.
  • 6669's all time high close is NT$2,615, set on Sep 1, 2026; its all time low close is NT$25.11 on Nov 15, 2017.
  • 6669's 52 week range is NT$1,072 to NT$2,875.
  • 6669 returned +12.5% over the year to Nov 13, 2026 and +489.8% over five years.
  • Since Nov 13, 2017 6669 returned +5,715%, +57.1% a year compounded.
  • 6669's deepest drawdown was -61.6% from Jun 21, 2018 to Oct 11, 2018.
  • DataCedar holds 2,180 daily sessions of 6669 history from Nov 13, 2017 and minute bars from Sep 15, 2026, adjusted for splits and dividends, served by the API under a key.

6669 price chart, 2017 to 2026

6669 adjusted close, Nov 13, 2017 to Nov 13, 2026NT$27.34NT$123.00NT$553.42NT$2,49020182020202220242026
Adjusted daily close, log scale. 260 sampled points across the full history; the API serves every session.

6669 returns

Price return from the last close on or before the window start to Nov 13, 2026, on adjusted closes.

PeriodReturn
1 month-25.5%
3 months-19.7%
6 months-10.1%
Year to date+14.2%
1 year+12.5%
3 years+170.7%
5 years+489.8%
10 yearsn/a
Since Nov 13, 2017+5,715%
Compound annual growth, 9.0 years+57.1%

6669 records

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

All time high close
NT$2,615 on Sep 1, 2026
All time low close
NT$25.11 on Nov 15, 2017
52 week high
NT$2,875 on Sep 2, 2026
52 week low
NT$1,072 on Mar 31, 2026
Deepest drawdown
-61.6% from Jun 21, 2018 to Oct 11, 2018, recovered Oct 8, 2019
Best single session
+18.1% on Oct 12, 2018
Worst single session
-16.4% on Oct 11, 2018
Volatility, 1 year annualised
58.8%
Sessions closing higher, 1 year
48%
Growth of 1 since 2017
58.1×
Best calendar year
2018, +160%
Worst calendar year
2022, -26%

6669 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. 2017 starts on Nov 13, 2017; 2026 runs to Nov 13, 2026.

YearOpenHighLowCloseReturnVolumeSessions
2026NT$1,479NT$2,875NT$1,072NT$1,635+11.9%1.1B207
2025NT$822.55NT$1,553NT$463.47NT$1,461+76.3%1.4B242
2024NT$569.70NT$942.77NT$517.26NT$828.88+45.9%1.5B242
2023NT$239.90NT$667.77NT$213.97NT$568.15+139.2%1.9B239
2022NT$321.97NT$327.75NT$181.79NT$237.51-26.2%602.3M245
2021NT$196.07NT$327.75NT$190.48NT$321.97+63.7%560.5M241
2020NT$173.61NT$242.43NT$153.50NT$196.63+14.0%1.1B245
2019NT$72.79NT$174.42NT$67.47NT$172.52+140.0%1.2B240
2018NT$27.54NT$132.46NT$27.34NT$71.88+160.4%479.1M245
2017NT$28.12NT$30.91NT$23.90NT$27.60n/a26.6M34

6669 monthly closes, last 12 months

MonthMonth end closeChange
November 2026NT$1,635-9.7%
October 2026NT$1,810-13.4%
September 2026NT$2,090-12.1%
August 2026NT$2,379+31.6%
July 2026NT$1,807+16.3%
June 2026NT$1,554-12.4%
May 2026NT$1,774+16.5%
April 2026NT$1,523+41.7%
March 2026NT$1,075-17.5%
February 2026NT$1,303+11.9%
January 2026NT$1,165-20.3%
December 2025NT$1,461-1.9%

About the 6669 data

Daily bars. 2,180 sessions from Nov 13, 2017 to Nov 13, 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 Nov 10, 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 13, 2017, 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/twse%3A6669/bars?timeframe=1Day&adjustment=all&limit=50000" \
  -H "X-API-Key: YOUR_KEY"

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