What is the all time high of PRTR-R?

PRTR Group Public Company Limited (PRTR-R) closed at its highest ever adjusted price, THB 3.32, on Oct 15, 2026. Its lowest close was THB 3.24 on Sep 30, 2026.

How much has PRTR-R returned since Sep 28, 2026?

+1.2% in price terms from the first stored close to Nov 13, 2026.

What was the worst drawdown in PRTR-R history?

-1.8% from the Sep 29, 2026 peak to the Sep 30, 2026 trough on adjusted closes; the previous peak was regained on Oct 12, 2026.

How far back does PRTR-R historical data go?

The daily series starts on Sep 28, 2026 and runs to Nov 13, 2026: 22 trading sessions across 0.1 years. Minute bars start on Sep 17, 2026 and are captured forward, never backfilled.

Are PRTR-R 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 PRTR-R 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 Sep 28, 2026 on Quant and above. Minute history comes with the paid plans.

SET · PRTR-R · stock

PRTR Group Public Company Limited (PRTR-R) stock price history

Every SET trading session of PRTR Group Public Company Limited from Sep 28, 2026 to Nov 13, 2026: 22 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 PRTR-R data, free key Year by year table

PRTR-R adjusted close, 2026 to 2026

PRTR-RPRTR Group Public Company Limited

THB 3.30

THB 3.32
All time high, 2026: THB 3.34
52 week high, THB 3.22 low: 22
Daily sessions since 2026

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

PRTR-R key facts

PRTR Group Public Company Limited (PRTR-R) closed at THB 3.30 on Nov 13, 2026 on SET.
PRTR-R's all time high close is THB 3.32, set on Oct 15, 2026; its all time low close is THB 3.24 on Sep 30, 2026.
PRTR-R's 52 week range is THB 3.22 to THB 3.34.
PRTR-R's deepest drawdown was -1.8% from Sep 29, 2026 to Sep 30, 2026.
DataCedar holds 22 daily sessions of PRTR-R history from Sep 28, 2026 and minute bars from Sep 17, 2026, adjusted for splits and dividends, served by the API under a key.

PRTR-R price chart, 2026 to 2026

Adjusted daily close. 22 sampled points across the full history; the API serves every session.

PRTR-R returns

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

Period	Return
1 month	0.0%
3 months	n/a
6 months	n/a
Year to date	n/a
1 year	n/a
3 years	n/a
5 years	n/a
10 years	n/a
Since Sep 28, 2026	+1.2%

PRTR-R records

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

All time high close: THB 3.32 on Oct 15, 2026
All time low close: THB 3.24 on Sep 30, 2026
52 week high: THB 3.34 on Oct 14, 2026
52 week low: THB 3.22 on Sep 30, 2026
Deepest drawdown: -1.8% from Sep 29, 2026 to Sep 30, 2026, recovered Oct 12, 2026
Best single session: +1.2% on Sep 29, 2026
Worst single session: -1.8% on Sep 30, 2026
Volatility, 1 year annualised: 11.4%
Sessions closing higher, 1 year: 43%

PRTR-R 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. 2026 starts on Sep 28, 2026; 2026 runs to Nov 13, 2026.

Year	Open	High	Low	Close	Return	Volume	Sessions
2026	THB 3.26	THB 3.34	THB 3.22	THB 3.30	n/a	2.1M	22

PRTR-R monthly closes, last 12 months

Month	Month end close	Change
November 2026	THB 3.30	-0.6%
October 2026	THB 3.32	+2.5%
September 2026	THB 3.24	n/a

About the PRTR-R data

Daily bars. 22 sessions from Sep 28, 2026 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 11, 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 Sep 28, 2026, 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%3APRTR-R/bars?timeframe=1Day&adjustment=all&limit=50000" \
  -H "X-API-Key: YOUR_KEY"

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