What is the all time high of IRPC?

IRPC Public Company Limited (IRPC) closed at its highest ever adjusted price, THB 6.60, on Feb 28, 2018. Its lowest close was THB 0.4577 on Apr 10, 2001.

How much has IRPC returned over the last 10 years?

-19.1% in price terms from the close ten years before Sep 28, 2026, which is -2.1% a year compounded. Over one year the return is +151.2%; over five years -20.5%.

What was the worst drawdown in IRPC history?

-90.9% from the Jan 4, 2000 peak to the Apr 10, 2001 trough on adjusted closes; the previous peak was regained on Oct 6, 2017.

How far back does IRPC historical data go?

The daily series starts on Jan 4, 2000 and runs to Sep 28, 2026: 6,627 trading sessions across 26.7 years. Minute bars start on Sep 17, 2026 and are captured forward, never backfilled.

Are IRPC historical prices adjusted for splits and dividends?

Yes. The page uses the fully adjusted series, in which every past price is scaled for later splits and cash dividends so returns are comparable across the whole history. The API also serves raw prices, split adjusted only and dividend adjusted only.

How do I get IRPC historical data?

Register for a free key and call the bars endpoint: it returns date, open, high, low, close and volume as JSON, one year back on the free plan and the full series from Jan 4, 2000 on Quant and above. Minute history comes with the paid plans.

What were the best and worst years for IRPC?

Among complete calendar years, 2003 was the best at +254.6% and 2008 the worst at -63.9%, measured close to close.

SET · IRPC · stock

IRPC Public Company Limited (IRPC) stock price history

Every SET trading session of IRPC Public Company Limited from Jan 4, 2000 to Sep 28, 2026: 6,627 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 IRPC data, free key Year by year table

IRPC adjusted close, 2000 to 2026

IRPCIRPC Public Company Limited

THB 2.98+151.2% over one year

THB 6.60
All time high, 2018: THB 3.22
52 week high, THB 0.9411 low: 6,627
Daily sessions since 2000

Last updated Sep 28, 2026, the last stored session. Refreshes after each trading day. Full 2000 to 2026 series and minute bars.

IRPC key facts

IRPC Public Company Limited (IRPC) closed at THB 2.98 on Sep 28, 2026 on SET.
IRPC's all time high close is THB 6.60, set on Feb 28, 2018; its all time low close is THB 0.4577 on Apr 10, 2001.
IRPC's 52 week range is THB 0.9411 to THB 3.22.
IRPC returned +151.2% over the year to Sep 28, 2026 and -20.5% over five years.
Over ten years IRPC returned -19%, -2.1% a year compounded.
IRPC's deepest drawdown was -90.9% from Jan 4, 2000 to Apr 10, 2001.
DataCedar holds 6,627 daily sessions of IRPC history from Jan 4, 2000 and minute bars from Sep 17, 2026, adjusted for splits and dividends, served by the API under a key.

IRPC price chart, 2000 to 2026

Adjusted daily close, log scale. 260 sampled points across the full history; the API serves every session.

IRPC returns

Price return from the last close on or before the window start to Sep 28, 2026, on adjusted closes.

Period	Return
1 month	+18.8%
3 months	+71.5%
6 months	+57.2%
Year to date	+207.1%
1 year	+151.2%
3 years	+49.9%
5 years	-20.5%
10 years	-19.1%
Since Jan 4, 2000	-40.9%
Compound annual growth, 26.7 years	-1.9%

IRPC records

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

All time high close: THB 6.60 on Feb 28, 2018
All time low close: THB 0.4577 on Apr 10, 2001
52 week high: THB 3.22 on Sep 9, 2026
52 week low: THB 0.9411 on Nov 27, 2025
Deepest drawdown: -90.9% from Jan 4, 2000 to Apr 10, 2001, recovered Oct 6, 2017
Best single session: +29.9% on May 15, 2001
Worst single session: -26.1% on Oct 27, 2008
Volatility, 1 year annualised: 54.1%
Sessions closing higher, 1 year: 47%
Best calendar year: 2003, +255%
Worst calendar year: 2008, -64%

IRPC 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. 2000 starts on Jan 4, 2000; 2026 runs to Sep 28, 2026.

Year	Open	High	Low	Close	Return	Volume	Sessions
2026	THB 0.9803	THB 3.22	THB 0.9803	THB 2.98	+207.1%	28.2B	186
2025	THB 1.19	THB 1.31	THB 0.6862	THB 0.9705	-18.7%	9.9B	242
2024	THB 1.97	THB 2.00	THB 1.17	THB 1.19	-38.2%	6.4B	243
2023	THB 2.86	THB 3.03	THB 1.81	THB 1.93	-32.5%	13B	243
2022	THB 3.48	THB 3.73	THB 2.69	THB 2.86	-17.4%	20.8B	241
2021	THB 3.16	THB 4.29	THB 2.81	THB 3.46	+7.2%	49.3B	241
2020	THB 3.07	THB 3.45	THB 1.53	THB 3.23	+5.2%	36.4B	243
2019	THB 4.73	THB 5.10	THB 2.62	THB 3.07	-35.0%	22.6B	244
2018	THB 5.54	THB 6.77	THB 4.46	THB 4.73	-14.1%	27.1B	245
2017	THB 3.61	THB 5.54	THB 3.60	THB 5.50	+53.7%	27.4B	242
2016	THB 3.06	THB 3.95	THB 2.90	THB 3.58	+17.6%	29.5B	244
2015	THB 2.14	THB 3.39	THB 2.09	THB 3.05	+43.0%	26.8B	244
2014	THB 2.21	THB 2.62	THB 1.81	THB 2.13	-3.5%	7.2B	245
2013	THB 2.76	THB 3.10	THB 1.99	THB 2.21	-19.4%	11.1B	245
2012	THB 2.73	THB 3.27	THB 2.30	THB 2.74	+1.8%	15.3B	245
2011	THB 4.17	THB 4.24	THB 2.04	THB 2.69	-35.1%	28.7B	244
2010	THB 2.68	THB 4.14	THB 2.35	THB 4.14	+55.0%	26.3B	244
2009	THB 1.25	THB 2.88	THB 1.02	THB 2.67	+113.9%	25.1B	245
2008	THB 3.43	THB 3.46	THB 1.02	THB 1.25	-63.9%	6.2B	247
2007	THB 3.00	THB 4.08	THB 2.57	THB 3.46	+7.9%	11.5B	246
2006	THB 4.31	THB 4.71	THB 2.57	THB 3.21	-24.7%	22B	259
2005	THB 2.63	THB 4.26	THB 2.17	THB 4.26	+62.0%	19B	245
2004	THB 2.63	THB 2.63	THB 2.63	THB 2.63	0.0%	0	262
2003	THB 0.7419	THB 3.47	THB 0.7366	THB 2.63	+254.6%	14.5B	261
2002	THB 0.6735	THB 1.50	THB 0.6524	THB 0.7419	+10.2%	3B	261
2001	THB 0.9208	THB 1.30	THB 0.4314	THB 0.6735	-26.9%	5B	261
2000	THB 4.59	THB 5.04	THB 0.8155	THB 0.9208	n/a	2B	259

IRPC monthly closes, last 12 months

Month	Month end close	Change
September 2026	THB 2.98	+12.6%
August 2026	THB 2.65	+21.8%
July 2026	THB 2.17	+20.2%
June 2026	THB 1.81	+0.5%
May 2026	THB 1.80	-14.2%
April 2026	THB 2.09	+7.1%
March 2026	THB 1.95	+40.4%
February 2026	THB 1.39	+22.4%
January 2026	THB 1.14	+17.2%
December 2025	THB 0.9705	0.0%
November 2025	THB 0.9705	-13.9%
October 2025	THB 1.13	+2.7%

About the IRPC data

Daily bars. 6,627 sessions from Jan 4, 2000 to Sep 28, 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 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 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 Jan 4, 2000, 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/IRPC/bars?timeframe=1Day&adjustment=all&limit=50000" \
  -H "X-API-Key: YOUR_KEY"

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