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Contract OI history

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Oct 30, 2026 EXPIRATION

CMCSA $27.00 Call

CMCSA261030C00027000

Latest saved OI109Oct 23, 2026
Last change0vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
CMCSA $27.00 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. 112560 2026-10-09: 112 OI2026-10-13: 109 OI2026-10-14: 109 OI2026-10-15: 109 OI2026-10-16: 109 OI2026-10-21: 109 OI2026-10-23: 109 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, 2026Viewing1090
Oct 21, 20261090
Oct 16, 20261090
Oct 15, 20261090
Oct 14, 20261090
Oct 13, 2026109-3
Oct 09, 2026112No prior observation