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Contract OI history

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Jan 21, 2028 EXPIRATION

CMCSA $35.00 Call

CMCSA280121C00035000

Latest saved OI44,528Oct 23, 2026
Last change-30vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
CMCSA $35.00 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. 44,56022,2800 2026-10-09: 44,553 OI2026-10-13: 44,553 OI2026-10-14: 44,553 OI2026-10-15: 44,560 OI2026-10-16: 44,558 OI2026-10-21: 44,558 OI2026-10-23: 44,528 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, 2026Viewing44,528-30
Oct 21, 202644,5580
Oct 16, 202644,558-2
Oct 15, 202644,560+7
Oct 14, 202644,5530
Oct 13, 202644,5530
Oct 09, 202644,553No prior observation