BYMA · RIO · stock
Rio Tinto Group (RIO) stock price history
Every BYMA trading session of Rio Tinto Group from Jan 8, 2008 to Sep 28, 2026: 4,586 daily bars, adjusted for splits and dividends, with minute bars from Sep 16, 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.
RIO adjusted close, 2008 to 2026
- ARS 22,466
- All time high, 2024
- ARS 21,850
- 52 week high, ARS 11,100 low
- 4,586
- Daily sessions since 2008
Last updated Sep 28, 2026, the last stored session. Refreshes after each trading day. Full 2008 to 2026 series and minute bars.
RIO key facts
- Rio Tinto Group (RIO) closed at ARS 19,060 on Sep 28, 2026 on BYMA.
- RIO's all time high close is ARS 22,466, set on Jan 19, 2024; its all time low close is ARS 16.85 on Jan 20, 2009.
- RIO's 52 week range is ARS 11,100 to ARS 21,850.
- RIO returned +59.9% over the year to Sep 28, 2026 and +495.2% over five years.
- Over ten years RIO returned +16,136%, +66.4% a year compounded.
- RIO's deepest drawdown was -82.8% from Aug 6, 2008 to Jan 20, 2009.
- DataCedar holds 4,586 daily sessions of RIO history from Jan 8, 2008 and minute bars from Sep 16, 2026, adjusted for splits and dividends, served by the API under a key.
RIO price chart, 2008 to 2026
RIO returns
Price return from the last close on or before the window start to Sep 28, 2026, on adjusted closes.
| Period | Return |
|---|---|
| 1 month | -8.1% |
| 3 months | +5.6% |
| 6 months | +19.4% |
| Year to date | +23.8% |
| 1 year | +59.9% |
| 3 years | +46.1% |
| 5 years | +495.2% |
| 10 years | +16,136% |
| Since Jan 8, 2008 | +26,078% |
| Compound annual growth, 18.7 years | +34.6% |
RIO records
Measured on the stored closes; every figure is reproducible from the API series.
- All time high close
- ARS 22,466 on Jan 19, 2024
- All time low close
- ARS 16.85 on Jan 20, 2009
- 52 week high
- ARS 21,850 on Sep 7, 2026
- 52 week low
- ARS 11,100 on Oct 27, 2025
- Deepest drawdown
- -82.8% from Aug 6, 2008 to Jan 20, 2009, recovered Mar 16, 2012
- Best single session
- +300.0% on Mar 16, 2012
- Worst single session
- -48.5% on Jan 24, 2024
- Volatility, 1 year annualised
- 33.3%
- Sessions closing higher, 1 year
- 54%
- Growth of 1 since 2008
- 262×
- Best calendar year
- 2019, +324%
- Worst calendar year
- 2024, -52%
RIO 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. 2008 starts on Jan 8, 2008; 2026 runs to Sep 28, 2026.
| Year | Open | High | Low | Close | Return | Volume | Sessions |
|---|---|---|---|---|---|---|---|
| 2026 | ARS 15,300 | ARS 21,850 | ARS 15,120 | ARS 19,060 | +23.8% | 1.6M | 187 |
| 2025 | ARS 8,849 | ARS 16,999 | ARS 7,780 | ARS 15,400 | +77.0% | 1.7M | 243 |
| 2024 | ARS 18,697 | ARS 22,897 | ARS 7,873 | ARS 8,699 | -51.9% | 1.1M | 246 |
| 2023 | ARS 6,198 | ARS 19,897 | ARS 5,998 | ARS 18,072 | +199.8% | 486K | 243 |
| 2022 | ARS 3,447 | ARS 6,293 | ARS 3,131 | ARS 6,028 | +77.8% | 294K | 244 |
| 2021 | ARS 2,746 | ARS 4,145 | ARS 2,696 | ARS 3,391 | +23.7% | 244.6K | 244 |
| 2020 | ARS 1,137 | ARS 2,804 | ARS 956.47 | ARS 2,741 | +155.0% | 39.3K | 241 |
| 2019 | ARS 253.60 | ARS 1,108 | ARS 253.60 | ARS 1,075 | +324.0% | 18.5K | 244 |
| 2018 | ARS 239.90 | ARS 253.60 | ARS 239.90 | ARS 253.60 | +5.7% | 320 | 245 |
| 2017 | ARS 149.09 | ARS 239.90 | ARS 149.09 | ARS 239.90 | +60.9% | 27.5K | 243 |
| 2016 | ARS 94.32 | ARS 149.09 | ARS 94.32 | ARS 149.09 | +58.1% | 9.7K | 247 |
| 2015 | ARS 153.23 | ARS 153.52 | ARS 94.32 | ARS 94.32 | -38.4% | 28.5K | 242 |
| 2014 | ARS 116.23 | ARS 158.44 | ARS 116.23 | ARS 153.23 | +31.8% | 1.1M | 248 |
| 2013 | ARS 166.33 | ARS 166.55 | ARS 86.21 | ARS 116.23 | -30.1% | 230.5K | 242 |
| 2012 | ARS 41.31 | ARS 166.33 | ARS 41.31 | ARS 166.33 | +302.6% | 0 | 242 |
| 2011 | ARS 41.03 | ARS 41.31 | ARS 41.03 | ARS 41.31 | +0.7% | 0 | 244 |
| 2010 | ARS 40.84 | ARS 41.03 | ARS 40.84 | ARS 41.03 | +0.5% | 0 | 245 |
| 2009 | ARS 23.66 | ARS 41.21 | ARS 16.85 | ARS 40.84 | +72.6% | 105.5K | 248 |
| 2008 | ARS 72.81 | ARS 98.00 | ARS 23.66 | ARS 23.66 | n/a | 405.4K | 248 |
RIO monthly closes, last 12 months
| Month | Month end close | Change |
|---|---|---|
| September 2026 | ARS 19,060 | -6.8% |
| August 2026 | ARS 20,440 | +7.0% |
| July 2026 | ARS 19,100 | +3.2% |
| June 2026 | ARS 18,500 | -6.4% |
| May 2026 | ARS 19,760 | +5.2% |
| April 2026 | ARS 18,780 | +9.3% |
| March 2026 | ARS 17,180 | -5.1% |
| February 2026 | ARS 18,109 | +5.0% |
| January 2026 | ARS 17,249 | +12.0% |
| December 2025 | ARS 15,400 | +11.6% |
| November 2025 | ARS 13,800 | +2.1% |
| October 2025 | ARS 13,510 | +6.5% |
About the RIO data
Daily bars. 4,586 sessions from Jan 8, 2008 to Sep 28, 2026, one row per BYMA 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 16, 2026 forward, most recent session Sep 28, 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 BYMA trading days; minute timestamps are UTC. Prices are in ARS. 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 8, 2008, 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/RIO/bars?timeframe=1Day&adjustment=all&limit=50000" \
-H "X-API-Key: YOUR_KEY"Nearby on BYMA
Common questions
RIO share price history
