OITracker Cboe delayed data

Contract OI history

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Feb 19, 2027 EXPIRATION

BOT $22.50 Put

BOT270219P00022500

Latest saved OI137Oct 23, 2026
Last change0vs 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. 137680 2026-10-08: 136 OI2026-10-09: 136 OI2026-10-13: 136 OI2026-10-14: 136 OI2026-10-15: 136 OI2026-10-16: 136 OI2026-10-20: 137 OI2026-10-23: 137 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, 2026Viewing1370
Oct 20, 2026137+1
Oct 16, 20261360
Oct 15, 20261360
Oct 14, 20261360
Oct 13, 20261360
Oct 09, 20261360
Oct 08, 2026136No prior observation