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Contract OI history

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Oct 23, 2026 EXPIRATION

CMCSA $23.50 Call

CMCSA261023C00023500

Latest saved OI2,649Oct 23, 2026
Last change+399vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
CMCSA $23.50 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. 2,6491,3240 2026-10-09: 46 OI2026-10-13: 55 OI2026-10-14: 55 OI2026-10-15: 55 OI2026-10-16: 69 OI2026-10-21: 2,250 OI2026-10-23: 2,649 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, 2026Viewing2,649+399
Oct 21, 20262,250+2,181
Oct 16, 202669+14
Oct 15, 2026550
Oct 14, 2026550
Oct 13, 202655+9
Oct 09, 202646No prior observation