TWSE · 4915 · stock

Primax Electronics Ltd. (4915) stock price history

Every TWSE trading session of Primax Electronics Ltd. from Oct 3, 2012 to Sep 24, 2026: 3,408 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 4915 data, free keyYear by year table

4915 adjusted close, 2012 to 2026

4915Primax Electronics Ltd.
NT$64.10-13.3% over one year
2014201620182020202220242026
NT$97.55
All time high, 2024
NT$84.59
52 week high, NT$58.80 low
3,408
Daily sessions since 2012

Last updated Sep 24, 2026, the last stored session. Refreshes after each trading day. Full 2012 to 2026 series and minute bars.

4915 key facts

  • Primax Electronics Ltd. (4915) closed at NT$64.10 on Sep 24, 2026 on TWSE.
  • 4915's all time high close is NT$97.55, set on Jun 18, 2024; its all time low close is NT$11.70 on Aug 29, 2013.
  • 4915's 52 week range is NT$58.80 to NT$84.59.
  • 4915 returned -13.3% over the year to Sep 24, 2026 and +63.2% over five years.
  • Over ten years 4915 returned +135%, +8.9% a year compounded.
  • 4915's deepest drawdown was -57.9% from Nov 23, 2017 to Mar 19, 2020.
  • DataCedar holds 3,408 daily sessions of 4915 history from Oct 3, 2012 and minute bars from Sep 15, 2026, adjusted for splits and dividends, served by the API under a key.

4915 price chart, 2012 to 2026

4915 adjusted close, Oct 3, 2012 to Sep 24, 2026NT$12.32NT$39.58NT$66.85NT$94.1220122014201620182020202220242026
Adjusted daily close. 260 sampled points across the full history; the API serves every session.

4915 returns

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

PeriodReturn
1 month+6.0%
3 months-8.0%
6 months-4.7%
Year to date-10.7%
1 year-13.3%
3 years+6.6%
5 years+63.2%
10 years+134.5%
Since Oct 3, 2012+374.2%
Compound annual growth, 14.0 years+11.8%

4915 records

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

All time high close
NT$97.55 on Jun 18, 2024
All time low close
NT$11.70 on Aug 29, 2013
52 week high
NT$84.59 on Nov 12, 2025
52 week low
NT$58.80 on Aug 19, 2026
Deepest drawdown
-57.9% from Nov 23, 2017 to Mar 19, 2020, recovered Jul 29, 2022
Best single session
+9.9% on Aug 1, 2019
Worst single session
-10.0% on Apr 8, 2025
Volatility, 1 year annualised
25.5%
Sessions closing higher, 1 year
47%
Growth of 1 since 2012
4.7×
Best calendar year
2017, +86%
Worst calendar year
2018, -42%

4915 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. 2012 starts on Oct 3, 2012; 2026 runs to Sep 24, 2026.

YearOpenHighLowCloseReturnVolumeSessions
2026NT$72.03NT$78.78NT$58.80NT$64.10-11.0%642.7M178
2025NT$67.31NT$84.80NT$53.99NT$72.03+6.7%562.1M242
2024NT$58.19NT$98.83NT$54.93NT$67.48+16.5%944.7M242
2023NT$44.68NT$63.23NT$44.36NT$57.93+29.7%955.8M239
2022NT$43.24NT$58.04NT$38.13NT$44.68+3.3%1.4B246
2021NT$35.29NT$48.50NT$34.31NT$43.24+22.5%1.3B243
2020NT$43.58NT$44.61NT$23.34NT$35.29-18.9%1.1B245
2019NT$29.17NT$46.88NT$27.60NT$43.52+52.8%1.5B241
2018NT$49.17NT$57.60NT$23.31NT$28.48-41.8%698.8M245
2017NT$26.20NT$55.80NT$25.00NT$48.98+86.1%751.6M243
2016NT$24.00NT$30.73NT$19.45NT$26.32+10.6%1B244
2015NT$20.99NT$26.50NT$17.52NT$23.80+13.2%1.6B246
2014NT$14.57NT$29.33NT$13.56NT$21.02+45.6%2.7B248
2013NT$12.97NT$15.10NT$11.65NT$14.44+12.4%581.1M244
2012NT$13.52NT$15.02NT$11.69NT$12.84n/a297.1M62

4915 monthly closes, last 12 months

MonthMonth end closeChange
September 2026NT$64.10+7.9%
August 2026NT$59.40-9.2%
July 2026NT$65.40-0.9%
June 2026NT$66.00-4.8%
May 2026NT$69.31+0.8%
April 2026NT$68.74+4.7%
March 2026NT$65.65-14.4%
February 2026NT$76.71+3.9%
January 2026NT$73.81+2.5%
December 2025NT$72.03-6.7%
November 2025NT$77.18-0.8%
October 2025NT$77.84+5.6%

About the 4915 data

Daily bars. 3,408 sessions from Oct 3, 2012 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 Oct 3, 2012, 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/4915/bars?timeframe=1Day&adjustment=all&limit=50000" \
  -H "X-API-Key: YOUR_KEY"

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