OITracker Cboe delayed data

Contract OI history

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Nov 20, 2026 EXPIRATION

BOT $22.50 Put

BOT261120P00022500

Latest saved OI439Oct 23, 2026
Last change+2vs previous saved observation
Saved market days8Oct 08, 2026 onwards
Daily open interest Hover a point for its date and OI
BOT $22.50 put open interest history 8 saved observations from 2026-10-08 to 2026-10-23. Exact values and changes are listed in the table below. 4392190 2026-10-08: 361 OI2026-10-09: 383 OI2026-10-13: 386 OI2026-10-14: 386 OI2026-10-15: 386 OI2026-10-16: 404 OI2026-10-20: 437 OI2026-10-23: 439 OI Oct 08, 2026Oct 23, 2026

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

BOT contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing439+2
Oct 20, 2026437+33
Oct 16, 2026404+18
Oct 15, 20263860
Oct 14, 20263860
Oct 13, 2026386+3
Oct 09, 2026383+22
Oct 08, 2026361No prior observation