OITracker Cboe delayed data

Contract OI history

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Nov 20, 2026 EXPIRATION

BULL $12.50 Call

BULL261120C00012500

Latest saved OI3,808Oct 23, 2026
Last change-11vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
BULL $12.50 call open interest history 7 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 3,8191,9090 2026-10-09: 3,812 OI2026-10-13: 3,816 OI2026-10-14: 3,816 OI2026-10-15: 3,811 OI2026-10-16: 3,816 OI2026-10-21: 3,819 OI2026-10-23: 3,808 OI Oct 09, 2026Oct 23, 2026

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

BULL contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing3,808-11
Oct 21, 20263,819+3
Oct 16, 20263,816+5
Oct 15, 20263,811-5
Oct 14, 20263,8160
Oct 13, 20263,816+4
Oct 09, 20263,812No prior observation