SPX270521P00400000
SPX May 21 2027 400.00 Put
optionOPRA
EODOct 28, 2026
0.05USD0.000%(0.00)40,451Vol40,455OI
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SPX 400 Put Across Expirations
| Expiration | DTE | Last | Change | Vol | Open Int |
|---|---|---|---|---|---|
| Nov 20, 2026 | 22d | $0.03 | -40.00% | 1 | 11,321 |
| Dec 18, 2026 | 50d | $0.03 | -40.00% | 3 | 4,256 |
| Jan 15, 2027 | 78d | $0.04 | -20.00% | 4 | 5,915 |
| Feb 19, 2027 | 113d | $0.05 | +0.00% | 7,000 | 8,010 |
| Mar 19, 2027 | 141d | $0.18 | -10.00% | 2 | 25 |
| Apr 16, 2027 | 169d | $0.05 | +0.00% | 10,000 | 10,433 |
| May 21, 2027 | 204d | $0.05 | +0.00% | 40,451 | 40,455 |
| Jun 17, 2027 | 231d | $0.07 | -65.00% | 2 | 576 |
| Jul 16, 2027 | 260d | — | — | 0 | 0 |
| Aug 20, 2027 | 295d | — | — | 0 | 0 |
| Sep 17, 2027 | 323d | $0.05 | +0.00% | 1 | 565 |
| Dec 17, 2027 | 414d | $0.20 | +81.82% | 1 | 2,344 |
| Dec 15, 2028 | 778d | $0.42 | -6.67% | 1 | 2,051 |
| Dec 21, 2029 | 1149d | $0.65 | -1.52% | 1 | 1,123 |
| Dec 20, 2030 | 1513d | $0.72 | -10.00% | 1 | 2,126 |