OITracker Cboe delayed data

Contract OI history

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Jan 21, 2028 EXPIRATION

PCT $1000.00 Call

PCT280121C00001000

Latest saved OI73Oct 23, 2026
Last change+3vs previous saved observation
Saved market days6Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
PCT $1000.00 call open interest history 6 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 73360 2026-10-09: 68 OI2026-10-13: 69 OI2026-10-14: 69 OI2026-10-16: 70 OI2026-10-20: 70 OI2026-10-23: 73 OI Oct 09, 2026Oct 23, 2026

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

PCT contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing73+3
Oct 20, 2026700
Oct 16, 202670+1
Oct 14, 2026690
Oct 13, 202669+1
Oct 09, 202668No prior observation