Rio Tinto Group (RIO)
NYSE: RIO
· Real-Time Price · USD
67.08
0.97 (1.47%)
At close: Oct 06, 2025, 3:08 PM
RIO Gamma Exposure By Expiry
The total Gamma Exposure (GEX) for RIO across all expirations is -50,536.19 shares per 1% move, with 172,940.3 from calls and 223,476.49 from puts. The put-call GEX ratio of 1.29 indicates heavy put positioning, suggesting market makers may need to buy shares on declines (supportive) and sell on rallies (resistance).
RIO GEX Table
| Expiry Date | Call GEX | Put GEX | Net GEX | P/C GEX |
|---|---|---|---|---|
| Oct 17, 25 | 52,260.67 | -95,838.52 | -43,577.85 | 1.83 |
| Nov 21, 25 | 20,349.16 | -9,800.65 | 10,548.51 | 0.48 |
| Dec 19, 25 | 17,805.71 | -14,580.94 | 3,224.77 | 0.82 |
| Jan 16, 26 | 52,597.12 | -67,574.08 | -14,976.96 | 1.28 |
| Mar 20, 26 | 11,398 | -16,833.72 | -5,435.72 | 1.48 |
| Apr 17, 26 | 1,750.41 | -1,137.32 | 613.09 | 0.65 |
| Jun 18, 26 | 6,327.32 | -10,747.74 | -4,420.42 | 1.70 |
| Sep 18, 26 | 1,865.19 | -1,347.63 | 517.56 | 0.72 |
| Jan 15, 27 | 8,089.12 | -5,150.59 | 2,938.53 | 0.64 |
| Jan 21, 28 | 497.6 | -465.3 | 32.3 | 0.94 |