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Contract OI history

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Nov 20, 2026 EXPIRATION

CHTR $85.00 Put

CHTR261120P00085000

Latest saved OI454Oct 23, 2026
Last change+1vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
CHTR $85.00 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. 6853420 2026-10-09: 242 OI2026-10-13: 685 OI2026-10-14: 685 OI2026-10-15: 602 OI2026-10-16: 599 OI2026-10-21: 453 OI2026-10-23: 454 OI Oct 09, 2026Oct 23, 2026

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

CHTR contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing454+1
Oct 21, 2026453-146
Oct 16, 2026599-3
Oct 15, 2026602-83
Oct 14, 20266850
Oct 13, 2026685+443
Oct 09, 2026242No prior observation