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Contract OI history

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Jun 17, 2027 EXPIRATION

CMCSA $32.50 Call

CMCSA270617C00032500

Latest saved OI1,314Oct 23, 2026
Last change-7vs 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. 1,3416700 2026-10-09: 1,341 OI2026-10-13: 1,341 OI2026-10-14: 1,341 OI2026-10-15: 1,341 OI2026-10-16: 1,291 OI2026-10-21: 1,321 OI2026-10-23: 1,314 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, 2026Viewing1,314-7
Oct 21, 20261,321+30
Oct 16, 20261,291-50
Oct 15, 20261,3410
Oct 14, 20261,3410
Oct 13, 20261,3410
Oct 09, 20261,341No prior observation