OITracker Cboe delayed data

Contract OI history

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Nov 20, 2026 EXPIRATION

STX $720.00 Put

STX261120P00720000

Latest saved OI450Oct 23, 2026
Last change-31vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
STX $720.00 put open interest history 7 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 5032510 2026-10-09: 450 OI2026-10-13: 496 OI2026-10-14: 496 OI2026-10-15: 498 OI2026-10-16: 503 OI2026-10-21: 481 OI2026-10-23: 450 OI Oct 09, 2026Oct 23, 2026

All saved dates are shown. Changes compare consecutive saved observations. Missing observations are not filled with zero.

STX contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing450-31
Oct 21, 2026481-22
Oct 16, 2026503+5
Oct 15, 2026498+2
Oct 14, 20264960
Oct 13, 2026496+46
Oct 09, 2026450No prior observation