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Contract OI history

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Mar 19, 2027 EXPIRATION

CMCSA $23.00 Call

CMCSA270319C00023000

Latest saved OI3,743Oct 23, 2026
Last change+54vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
CMCSA $23.00 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. 4,0392,0190 2026-10-09: 4,030 OI2026-10-13: 4,039 OI2026-10-14: 4,039 OI2026-10-15: 4,039 OI2026-10-16: 3,839 OI2026-10-21: 3,689 OI2026-10-23: 3,743 OI Oct 09, 2026Oct 23, 2026

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

CMCSA contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing3,743+54
Oct 21, 20263,689-150
Oct 16, 20263,839-200
Oct 15, 20264,0390
Oct 14, 20264,0390
Oct 13, 20264,039+9
Oct 09, 20264,030No prior observation