SET · RAM-R · stock
Ramkhamhaeng Hospital Public Company Limited (RAM-R) stock price history
Every SET trading session of Ramkhamhaeng Hospital Public Company Limited from Dec 28, 2007 to Sep 28, 2026: 2,993 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.
RAM-R adjusted close, 2007 to 2026
- THB 505.52
- All time high, 2008
- THB 20.28
- 52 week high, THB 17.40 low
- 2,993
- Daily sessions since 2007
Last updated Sep 28, 2026, the last stored session. Refreshes after each trading day. Full 2007 to 2026 series and minute bars.
RAM-R key facts
- Ramkhamhaeng Hospital Public Company Limited (RAM-R) closed at THB 17.60 on Sep 28, 2026 on SET.
- RAM-R's all time high close is THB 505.52, set on Jun 23, 2008; its all time low close is THB 16.61 on Jul 3, 2025.
- RAM-R's 52 week range is THB 17.40 to THB 20.28.
- RAM-R returned -13.2% over the year to Sep 28, 2026 and -37.7% over five years.
- Over ten years RAM-R returned -96%, -28.0% a year compounded.
- RAM-R's deepest drawdown was -96.7% from Jun 23, 2008 to Jul 3, 2025.
- DataCedar holds 2,993 daily sessions of RAM-R history from Dec 28, 2007 and minute bars from Sep 17, 2026, adjusted for splits and dividends, served by the API under a key.
RAM-R price chart, 2007 to 2026
RAM-R returns
Price return from the last close on or before the window start to Sep 28, 2026, on adjusted closes.
| Period | Return |
|---|---|
| 1 month | -3.3% |
| 3 months | -3.3% |
| 6 months | -3.3% |
| Year to date | -5.9% |
| 1 year | -13.2% |
| 3 years | -57.4% |
| 5 years | -37.7% |
| 10 years | -96.3% |
| Since Dec 28, 2007 | -96.4% |
| Compound annual growth, 18.8 years | -16.2% |
RAM-R records
Measured on the stored closes; every figure is reproducible from the API series.
- All time high close
- THB 505.52 on Jun 23, 2008
- All time low close
- THB 16.61 on Jul 3, 2025
- 52 week high
- THB 20.28 on Sep 29, 2025
- 52 week low
- THB 17.40 on Sep 3, 2026
- Deepest drawdown
- -96.7% from Jun 23, 2008 to Jul 3, 2025, not yet recovered
- Best single session
- +418.6% on Nov 9, 2021
- Worst single session
- -93.9% on Jul 10, 2019
- Volatility, 1 year annualised
- 16.5%
- Sessions closing higher, 1 year
- 4%
- Best calendar year
- 2021, +51%
- Worst calendar year
- 2019, -94%
RAM-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. 2007 starts on Dec 28, 2007; 2026 runs to Sep 28, 2026.
| Year | Open | High | Low | Close | Return | Volume | Sessions |
|---|---|---|---|---|---|---|---|
| 2026 | THB 18.70 | THB 18.70 | THB 17.40 | THB 17.60 | -5.9% | 6K | 186 |
| 2025 | THB 21.96 | THB 21.96 | THB 16.61 | THB 18.70 | -14.8% | 31.5K | 242 |
| 2024 | THB 41.46 | THB 42.20 | THB 21.93 | THB 21.96 | -47.0% | 115.4K | 243 |
| 2023 | THB 51.54 | THB 53.65 | THB 39.98 | THB 41.46 | -19.6% | 2.8M | 243 |
| 2022 | THB 36.62 | THB 65.37 | THB 29.37 | THB 51.54 | +40.7% | 58.5M | 241 |
| 2021 | THB 24.18 | THB 148.69 | THB 24.18 | THB 36.62 | +51.5% | 4.9M | 241 |
| 2020 | THB 27.95 | THB 27.95 | THB 23.09 | THB 24.18 | -13.5% | 27.7K | 243 |
| 2019 | THB 28.64 | THB 28.64 | THB 27.74 | THB 27.95 | -94.1% | 7.5K | 117 |
| 2013 | THB 472.65 | THB 472.65 | THB 472.65 | THB 472.65 | 0.0% | 0 | 11 |
| 2012 | THB 472.54 | THB 472.65 | THB 472.54 | THB 472.65 | +0.0% | 0 | 245 |
| 2011 | THB 472.44 | THB 472.54 | THB 472.44 | THB 472.54 | +0.0% | 0 | 244 |
| 2010 | THB 472.33 | THB 472.44 | THB 472.33 | THB 472.44 | +0.0% | 0 | 244 |
| 2009 | THB 456.43 | THB 472.33 | THB 456.43 | THB 472.33 | +3.5% | 15.3K | 245 |
| 2008 | THB 487.92 | THB 516.05 | THB 424.83 | THB 456.43 | -6.5% | 80.6K | 247 |
| 2007 | THB 477.39 | THB 487.92 | THB 477.39 | THB 487.92 | n/a | 5.3K | 1 |
RAM-R monthly closes, last 12 months
| Month | Month end close | Change |
|---|---|---|
| September 2026 | THB 17.60 | -3.3% |
| August 2026 | THB 18.20 | 0.0% |
| July 2026 | THB 18.20 | 0.0% |
| June 2026 | THB 18.20 | 0.0% |
| May 2026 | THB 18.20 | 0.0% |
| April 2026 | THB 18.20 | 0.0% |
| March 2026 | THB 18.20 | -1.1% |
| February 2026 | THB 18.40 | -1.6% |
| January 2026 | THB 18.70 | 0.0% |
| December 2025 | THB 18.70 | 0.0% |
| November 2025 | THB 18.70 | 0.0% |
| October 2025 | THB 18.70 | -5.8% |
About the RAM-R data
Daily bars. 2,993 sessions from Dec 28, 2007 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 Dec 28, 2007, 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/RAM-R/bars?timeframe=1Day&adjustment=all&limit=50000" \
-H "X-API-Key: YOUR_KEY"Nearby on SET
- QTCG-R QTCG Public Company Limited
- RABBIT Rabbit Holdings Public Company Limited
- RABBIT-R Rabbit Holdings Public Company Limited
- RAM Ramkhamhaeng Hospital Public Company Limited
- RATCH Ratch Group Public Company Limited
- RATCH-R Ratch Group Public Company Limited
- RBF R&B Food Supply Public Company Limited
- RBF-R R&B Food Supply Public Company Limited
Common questions
RAM-R share price history
