SET · IROYAL · stock

Interroyal Engineering Public Company Limited (IROYAL) stock price history

Every SET trading session of Interroyal Engineering Public Company Limited from Nov 5, 2024 to Nov 13, 2026: 493 daily bars, adjusted for splits and dividends, with minute bars from Sep 17, 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 IROYAL data, free keyYear by year table

IROYAL adjusted close, 2024 to 2026

IROYALInterroyal Engineering Public Company
THB 3.58-25.0% over one year
20252026
THB 5.80
All time high, 2025
THB 5.80
52 week high, THB 3.58 low
493
Daily sessions since 2024

Last updated Nov 13, 2026, the last stored session. Refreshes after each trading day. Full 2024 to 2026 series and minute bars.

IROYAL key facts

  • Interroyal Engineering Public Company Limited (IROYAL) closed at THB 3.58 on Nov 13, 2026 on SET.
  • IROYAL's all time high close is THB 5.80, set on Nov 14, 2025; its all time low close is THB 2.87 on Feb 25, 2025.
  • IROYAL's 52 week range is THB 3.58 to THB 5.80.
  • IROYAL returned -25.0% over the year to Nov 13, 2026.
  • Since Nov 5, 2024 IROYAL returned -31%, -17.0% a year compounded.
  • IROYAL's deepest drawdown was -45.0% from Nov 5, 2024 to Feb 25, 2025.
  • DataCedar holds 493 daily sessions of IROYAL history from Nov 5, 2024 and minute bars from Sep 17, 2026, adjusted for splits and dividends, served by the API under a key.

IROYAL price chart, 2024 to 2026

IROYAL adjusted close, Nov 5, 2024 to Nov 13, 2026THB 2.89THB 3.86THB 4.83THB 5.80202420252026
Adjusted daily close. 260 sampled points across the full history; the API serves every session.

IROYAL returns

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

PeriodReturn
1 month-9.6%
3 months-20.3%
6 months-15.2%
Year to date-16.7%
1 year-25.0%
3 yearsn/a
5 yearsn/a
10 yearsn/a
Since Nov 5, 2024-31.4%
Compound annual growth, 2.0 years-17.0%

IROYAL records

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

All time high close
THB 5.80 on Nov 14, 2025
All time low close
THB 2.87 on Feb 25, 2025
52 week high
THB 5.80 on Nov 14, 2025
52 week low
THB 3.58 on Nov 11, 2026
Deepest drawdown
-45.0% from Nov 5, 2024 to Feb 25, 2025, recovered Nov 14, 2025
Best single session
+21.5% on Nov 14, 2025
Worst single session
-18.5% on Nov 17, 2025
Volatility, 1 year annualised
45.6%
Sessions closing higher, 1 year
39%
Best calendar year
2025, +28%
Worst calendar year
2025, +28%

IROYAL 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. 2024 starts on Nov 5, 2024; 2026 runs to Nov 13, 2026.

YearOpenHighLowCloseReturnVolumeSessions
2026THB 4.30THB 5.40THB 3.58THB 3.58-16.7%90.5M213
2025THB 3.39THB 5.80THB 2.68THB 4.30+28.2%116.1M242
2024THB 5.75THB 5.89THB 3.12THB 3.35n/a155M38

IROYAL monthly closes, last 12 months

MonthMonth end closeChange
November 2026THB 3.58-3.8%
October 2026THB 3.72-4.1%
September 2026THB 3.88-16.7%
August 2026THB 4.66+2.0%
July 2026THB 4.57+4.9%
June 2026THB 4.36-2.2%
May 2026THB 4.45-2.6%
April 2026THB 4.57-6.8%
March 2026THB 4.91-4.3%
February 2026THB 5.13+6.5%
January 2026THB 4.82+12.0%
December 2025THB 4.30+3.4%

About the IROYAL data

Daily bars. 493 sessions from Nov 5, 2024 to Nov 13, 2026, one row per SET 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 17, 2026 forward, most recent session Nov 6, 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 SET trading days; minute timestamps are UTC. Prices are in THB. 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 5, 2024, 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/set%3AIROYAL/bars?timeframe=1Day&adjustment=all&limit=50000" \
  -H "X-API-Key: YOUR_KEY"

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