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Contract OI history

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Jan 15, 2027 EXPIRATION

CMCSA $32.50 Call

CMCSA270115C00032500

Latest saved OI2,312Oct 23, 2026
Last change+12vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
CMCSA $32.50 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. 2,3121,1560 2026-10-09: 2,289 OI2026-10-13: 2,289 OI2026-10-14: 2,289 OI2026-10-15: 2,289 OI2026-10-16: 2,289 OI2026-10-21: 2,300 OI2026-10-23: 2,312 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, 2026Viewing2,312+12
Oct 21, 20262,300+11
Oct 16, 20262,2890
Oct 15, 20262,2890
Oct 14, 20262,2890
Oct 13, 20262,2890
Oct 09, 20262,289No prior observation