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Contract OI history

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Oct 23, 2026 EXPIRATION

CMCSA $23.00 Put

CMCSA261023P00023000

Latest saved OI756Oct 23, 2026
Last change-17vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
CMCSA $23.00 put open interest history 7 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 7863930 2026-10-09: 786 OI2026-10-13: 784 OI2026-10-14: 784 OI2026-10-15: 772 OI2026-10-16: 772 OI2026-10-21: 773 OI2026-10-23: 756 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, 2026Viewing756-17
Oct 21, 2026773+1
Oct 16, 20267720
Oct 15, 2026772-12
Oct 14, 20267840
Oct 13, 2026784-2
Oct 09, 2026786No prior observation