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Contract OI history

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Jan 15, 2027 EXPIRATION

CAI $17.50 Put

CAI270115P00017500

Latest saved OI195Oct 23, 2026
Last change0vs previous saved observation
Saved market days7Oct 08, 2026 onwards
Daily open interest Hover a point for its date and OI
CAI $17.50 put open interest history 7 saved observations from 2026-10-08 to 2026-10-23. Exact values and changes are listed in the table below. 3421710 2026-10-08: 342 OI2026-10-09: 342 OI2026-10-13: 342 OI2026-10-14: 195 OI2026-10-16: 195 OI2026-10-20: 195 OI2026-10-23: 195 OI Oct 08, 2026Oct 23, 2026

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

CAI contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing1950
Oct 20, 20261950
Oct 16, 20261950
Oct 14, 2026195-147
Oct 13, 20263420
Oct 09, 20263420
Oct 08, 2026342No prior observation