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Contract OI history

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Dec 18, 2026 EXPIRATION

CINF $170.00 Call

CINF261218C00170000

Latest saved OI420Oct 23, 2026
Last change-15vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
CINF $170.00 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. 4372180 2026-10-09: 437 OI2026-10-13: 437 OI2026-10-14: 437 OI2026-10-15: 437 OI2026-10-16: 437 OI2026-10-21: 435 OI2026-10-23: 420 OI Oct 09, 2026Oct 23, 2026

All saved dates are shown. Changes compare consecutive saved observations. Missing observations are not filled with zero.

CINF contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing420-15
Oct 21, 2026435-2
Oct 16, 20264370
Oct 15, 20264370
Oct 14, 20264370
Oct 13, 20264370
Oct 09, 2026437No prior observation