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Contract OI history

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Dec 18, 2026 EXPIRATION

CMCSA $25.00 Call

CMCSA261218C00025000

Latest saved OI8,456Oct 23, 2026
Last change+2,041vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
CMCSA $25.00 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. 8,4564,2280 2026-10-09: 6,159 OI2026-10-13: 6,154 OI2026-10-14: 6,154 OI2026-10-15: 6,156 OI2026-10-16: 6,156 OI2026-10-21: 6,415 OI2026-10-23: 8,456 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, 2026Viewing8,456+2,041
Oct 21, 20266,415+259
Oct 16, 20266,1560
Oct 15, 20266,156+2
Oct 14, 20266,1540
Oct 13, 20266,154-5
Oct 09, 20266,159No prior observation