OITracker Cboe delayed data

Contract OI history

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May 21, 2027 EXPIRATION

BOT $25.00 Call

BOT270521C00025000

Latest saved OI372Oct 23, 2026
Last change+3vs previous saved observation
Saved market days8Oct 08, 2026 onwards
Daily open interest Hover a point for its date and OI
BOT $25.00 call open interest history 8 saved observations from 2026-10-08 to 2026-10-23. Exact values and changes are listed in the table below. 3721860 2026-10-08: 102 OI2026-10-09: 152 OI2026-10-13: 268 OI2026-10-14: 369 OI2026-10-15: 369 OI2026-10-16: 369 OI2026-10-20: 369 OI2026-10-23: 372 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, 2026Viewing372+3
Oct 20, 20263690
Oct 16, 20263690
Oct 15, 20263690
Oct 14, 2026369+101
Oct 13, 2026268+116
Oct 09, 2026152+50
Oct 08, 2026102No prior observation