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Contract OI history

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Nov 13, 2026 EXPIRATION

CMCSA $25.00 Call

CMCSA261113C00025000

Latest saved OI400Oct 23, 2026
Last change+12vs 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. 4002000 2026-10-09: 268 OI2026-10-13: 282 OI2026-10-14: 282 OI2026-10-15: 287 OI2026-10-16: 337 OI2026-10-21: 388 OI2026-10-23: 400 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, 2026Viewing400+12
Oct 21, 2026388+51
Oct 16, 2026337+50
Oct 15, 2026287+5
Oct 14, 20262820
Oct 13, 2026282+14
Oct 09, 2026268No prior observation