OITracker Cboe delayed data

Contract OI history

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Jan 21, 2028 EXPIRATION

CAR $300.00 Put

CAR280121P00300000

Latest saved OI51Oct 23, 2026
Last change0vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
CAR $300.00 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. 53260 2026-10-09: 53 OI2026-10-13: 53 OI2026-10-14: 53 OI2026-10-15: 51 OI2026-10-16: 51 OI2026-10-21: 51 OI2026-10-23: 51 OI Oct 09, 2026Oct 23, 2026

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

CAR contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing510
Oct 21, 2026510
Oct 16, 2026510
Oct 15, 202651-2
Oct 14, 2026530
Oct 13, 2026530
Oct 09, 202653No prior observation