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Contract OI history

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Mar 19, 2027 EXPIRATION

CMCSA $35.00 Call

CMCSA270319C00035000

Latest saved OI1,441Oct 23, 2026
Last change-1,809vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
CMCSA $35.00 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. 3,2501,6250 2026-10-09: 3,229 OI2026-10-13: 3,229 OI2026-10-14: 3,229 OI2026-10-15: 3,229 OI2026-10-16: 3,229 OI2026-10-21: 3,250 OI2026-10-23: 1,441 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, 2026Viewing1,441-1,809
Oct 21, 20263,250+21
Oct 16, 20263,2290
Oct 15, 20263,2290
Oct 14, 20263,2290
Oct 13, 20263,2290
Oct 09, 20263,229No prior observation