The archived board for 2026-08-20: the most-traded option contracts that day among the US underlyings this board scans, ranked by single-contract volume, as captured by the last board scan before 16:38 ET. Cboe data, ~15-min delayed. · Data as of 2026-08-20 20:29
| Ticker | Type | Strike | Expiry | Vol | OI | Vol/OI | IV |
|---|---|---|---|---|---|---|---|
| SPY | PUT | $765 | Aug 20 | 646.2K | 6.7K | 96.5× | — |
| SPY | PUT | $766 | Aug 20 | 629.2K | 4.5K | 138.3× | — |
| SPY | PUT | $763 | Aug 20 | 586.0K | 3.3K | 176.3× | — |
| SPY | PUT | $764 | Aug 20 | 572.0K | 4.5K | 126.5× | — |
| QQQ | PUT | $710 | Aug 20 | 543.1K | 5.9K | 92.7× | 16% |
| SPY | CALL | $767 | Aug 20 | 499.6K | 2.1K | 238.2× | 45% |
| SPY | CALL | $766 | Aug 20 | 466.1K | 1.4K | 330.8× | 37% |
| SPY | CALL | $765 | Aug 20 | 417.0K | 505 | 825.7× | 28% |
| QQQ | PUT | $711 | Aug 20 | 408.8K | 6.1K | 67.5× | 17% |
| QQQ | PUT | $712 | Aug 20 | 377.8K | 2.9K | 131.7× | 28% |
| SPY | CALL | $768 | Aug 20 | 373.9K | 2.5K | 149.2× | 54% |
| SPY | PUT | $762 | Aug 20 | 356.6K | 4.7K | 76.5× | 11% |
| SPY | PUT | $767 | Aug 20 | 341.0K | 7.7K | 44.0× | — |
| QQQ | CALL | $712 | Aug 20 | 328.6K | 411 | 799.5× | 22% |
| QQQ | CALL | $713 | Aug 20 | 310.4K | 561 | 553.3× | 29% |
| SPY | CALL | $764 | Aug 20 | 302.3K | 348 | 868.6× | 18% |
| QQQ | CALL | $711 | Aug 20 | 285.4K | 185 | 1542.5× | 16% |
| SPY | CALL | $769 | Aug 20 | 267.4K | 3.9K | 68.2× | 63% |
| QQQ | PUT | $709 | Aug 20 | 265.7K | 4.9K | 54.8× | 23% |
| SPY | PUT | $761 | Aug 20 | 248.9K | 4.2K | 59.5× | 17% |
| QQQ | CALL | $715 | Aug 20 | 241.0K | 3.4K | 71.0× | 48% |
| QQQ | CALL | $714 | Aug 20 | 240.6K | 899 | 267.6× | 38% |
| QQQ | PUT | $708 | Aug 20 | 240.1K | 2.2K | 108.0× | 34% |
| QQQ | CALL | $710 | Aug 20 | 239.1K | 652 | 366.7× | 15% |
| SPY | CALL | $770 | Aug 20 | 213.0K | 7.9K | 27.1× | 71% |
| NVDA | CALL | $220 | Aug 21 | 208.8K | 66.3K | 3.1× | 33% |
| SPY | PUT | $760 | Aug 20 | 178.5K | 13.8K | 12.9× | 26% |
| QQQ | PUT | $713 | Aug 20 | 165.0K | 3.4K | 48.6× | 80% |
| NVDA | PUT | $215 | Aug 21 | 153.1K | 47.3K | 3.2× | 35% |
| SPY | CALL | $771 | Aug 20 | 147.3K | 6.4K | 23.2× | 79% |
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https://www.tickwind.com/en/unusual/2026-08-20Suggested citation
Unusual options activity for 2026-08-20 — Tickwind (tickwind.com), Cboe 15-min delayed data.