TWSE · 6515 · stock

WinWay Technology Co., Ltd. (6515) stock price history

Every TWSE trading session of WinWay Technology Co., Ltd. from Nov 19, 2019 to Sep 24, 2026: 1,666 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 6515 data, free keyYear by year table

6515 adjusted close, 2019 to 2026

6515WinWay Technology Co., Ltd.
NT$5,850+190.3% over one year
202220242026
NT$10,716
All time high, 2026
NT$11,406
52 week high, NT$1,985 low
1,666
Daily sessions since 2019

Last updated Sep 24, 2026, the last stored session. Refreshes after each trading day. Full 2019 to 2026 series and minute bars.

6515 key facts

  • WinWay Technology Co., Ltd. (6515) closed at NT$5,850 on Sep 24, 2026 on TWSE.
  • 6515's all time high close is NT$10,716, set on Apr 20, 2026; its all time low close is NT$146.10 on Mar 19, 2020.
  • 6515's 52 week range is NT$1,985 to NT$11,406.
  • 6515 returned +190.3% over the year to Sep 24, 2026 and +2,301% over five years.
  • Since Nov 19, 2019 6515 returned +1,128%, +44.2% a year compounded.
  • 6515's deepest drawdown was -69.3% from Nov 19, 2019 to Mar 19, 2020.
  • DataCedar holds 1,666 daily sessions of 6515 history from Nov 19, 2019 and minute bars from Sep 15, 2026, adjusted for splits and dividends, served by the API under a key.

6515 price chart, 2019 to 2026

6515 adjusted close, Nov 19, 2019 to Sep 24, 2026NT$171.35NT$678.76NT$2,689NT$10,65120192020202120222023202420252026
Adjusted daily close, log scale. 260 sampled points across the full history; the API serves every session.

6515 returns

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

PeriodReturn
1 month-4.8%
3 months-38.0%
6 months-28.0%
Year to date+105.0%
1 year+190.3%
3 years+798.9%
5 years+2,301%
10 yearsn/a
Since Nov 19, 2019+1,128%
Compound annual growth, 6.8 years+44.2%

6515 records

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

All time high close
NT$10,716 on Apr 20, 2026
All time low close
NT$146.10 on Mar 19, 2020
52 week high
NT$11,406 on Apr 23, 2026
52 week low
NT$1,985 on Sep 24, 2025
Deepest drawdown
-69.3% from Nov 19, 2019 to Mar 19, 2020, recovered Feb 8, 2023
Best single session
+42.2% on Jul 27, 2020
Worst single session
-14.7% on Mar 19, 2020
Volatility, 1 year annualised
75.9%
Sessions closing higher, 1 year
51%
Growth of 1 since 2019
12.3×
Best calendar year
2025, +153%
Worst calendar year
2020, -10%

6515 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. 2019 starts on Nov 19, 2019; 2026 runs to Sep 24, 2026.

YearOpenHighLowCloseReturnVolumeSessions
2026NT$2,859NT$11,406NT$2,735NT$5,850+107.5%83.6M178
2025NT$1,095NT$2,978NT$678.63NT$2,819+152.9%292.3M242
2024NT$814.45NT$1,426NT$659.45NT$1,115+38.0%175.4M242
2023NT$394.71NT$888.58NT$380.65NT$807.71+106.1%274.6M239
2022NT$399.59NT$468.77NT$281.26NT$391.90-0.6%147.8M246
2021NT$351.52NT$438.64NT$192.45NT$394.14+12.5%66.3M243
2020NT$386.99NT$450.78NT$142.09NT$350.22-9.7%31.8M245
2019NT$307.59NT$497.32NT$307.59NT$387.83n/a6.8M31

6515 monthly closes, last 12 months

MonthMonth end closeChange
September 2026NT$5,850-6.9%
August 2026NT$6,285+8.1%
July 2026NT$5,815-27.5%
June 2026NT$8,026-6.7%
May 2026NT$8,601-16.6%
April 2026NT$10,309+45.2%
March 2026NT$7,098+39.8%
February 2026NT$5,077+31.0%
January 2026NT$3,876+37.5%
December 2025NT$2,819+0.4%
November 2025NT$2,809+7.6%
October 2025NT$2,611+16.1%

About the 6515 data

Daily bars. 1,666 sessions from Nov 19, 2019 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 Nov 19, 2019, 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/6515/bars?timeframe=1Day&adjustment=all&limit=50000" \
  -H "X-API-Key: YOUR_KEY"

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