RIO short interest
Rio Tinto Group · Basic Materials · Industrial Materials · settlement date 2026-09-30
| Shares short | 9,329,476 |
|---|---|
| Change vs prior report | -481,305 (-4.9%) |
| Change over six months | -8.1% |
| Days to cover | 5.16 (sector: 2.35) |
| Average daily volume | 1,807,778 |
| Rank in Basic Materials | #75 of 278 by days to cover |
RIO short interest, last 12 months
| Settlement | Shares short | Change | Days to cover | Avg daily volume |
|---|---|---|---|---|
| 2026-09-30 | 9,329,476 | -4.9% | 5.16 | 1,807,778 |
| 2026-09-15 | 9,810,781 | -2.2% | 5.65 | 1,737,058 |
| 2026-08-31 | 10,031,942 | +11.6% | 4.25 | 2,358,652 |
| 2026-08-14 | 8,989,331 | +13.9% | 4.15 | 2,167,855 |
| 2026-07-31 | 7,888,602 | -14.8% | 2.65 | 2,980,699 |
| 2026-07-15 | 9,263,337 | -10.5% | 3.20 | 2,891,028 |
| 2026-06-30 | 10,350,517 | -12.0% | 3.84 | 2,698,056 |
| 2026-06-15 | 11,757,878 | -4.7% | 4.18 | 2,812,104 |
| 2026-05-29 | 12,340,331 | +5.0% | 5.16 | 2,391,927 |
| 2026-05-15 | 11,758,168 | +3.6% | 4.49 | 2,620,713 |
| 2026-04-30 | 11,350,954 | +12.7% | 4.69 | 2,421,466 |
| 2026-04-15 | 10,071,976 | -0.8% | 4.05 | 2,485,202 |
| 2026-03-31 | 10,150,098 | -15.4% | 2.96 | 3,433,828 |
| 2026-03-13 | 11,998,736 | +1.8% | 3.39 | 3,538,307 |
| 2026-02-27 | 11,782,199 | -2.0% | 3.51 | 3,358,530 |
| 2026-02-13 | 12,025,661 | -3.0% | 2.89 | 4,156,102 |
| 2026-01-30 | 12,400,882 | -15.4% | 2.80 | 4,436,257 |
| 2026-01-15 | 14,666,987 | -8.5% | 2.89 | 5,066,958 |
| 2025-12-31 | 16,026,618 | +6.1% | 6.21 | 2,578,823 |
| 2025-12-15 | 15,103,757 | +36.4% | 3.96 | 3,816,491 |
| 2025-11-28 | 11,070,758 | -11.3% | 4.88 | 2,267,165 |
| 2025-11-14 | 12,475,930 | +8.7% | 4.97 | 2,510,601 |
| 2025-10-31 | 11,475,504 | +1.6% | 3.32 | 3,454,899 |
| 2025-10-15 | 11,290,624 | +20.2% | 3.10 | 3,637,547 |
| 2025-09-30 | 9,393,922 | +48.2% | 2.51 | 3,749,353 |
import finzdata as yf
yf.Ticker("RIO").short_interest # every report since 2017
yf.Client().short_interest(["RIO"], start="2018-01-01")Basic Materials short interest · RIO price history · Who owns RIO · All short interest