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Contract OI history

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Nov 20, 2026 EXPIRATION

CMCSA $25.00 Call

CMCSA261120C00025000

Latest saved OI4,362Oct 23, 2026
Last change+603vs 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. 4,3622,1810 2026-10-09: 1,556 OI2026-10-13: 1,575 OI2026-10-14: 1,575 OI2026-10-15: 1,577 OI2026-10-16: 1,616 OI2026-10-21: 3,759 OI2026-10-23: 4,362 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, 2026Viewing4,362+603
Oct 21, 20263,759+2,143
Oct 16, 20261,616+39
Oct 15, 20261,577+2
Oct 14, 20261,5750
Oct 13, 20261,575+19
Oct 09, 20261,556No prior observation