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Contract OI history

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Mar 19, 2027 EXPIRATION

CMCSA $32.00 Call

CMCSA270319C00032000

Latest saved OI639Oct 23, 2026
Last change+290vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
CMCSA $32.00 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. 6393190 2026-10-09: 334 OI2026-10-13: 335 OI2026-10-14: 335 OI2026-10-15: 335 OI2026-10-16: 336 OI2026-10-21: 349 OI2026-10-23: 639 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, 2026Viewing639+290
Oct 21, 2026349+13
Oct 16, 2026336+1
Oct 15, 20263350
Oct 14, 20263350
Oct 13, 2026335+1
Oct 09, 2026334No prior observation