OITracker Cboe delayed data

Contract OI history

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Jan 15, 2027 EXPIRATION

ADP $280.00 Put

ADP270115P00280000

Latest saved OI139Oct 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
ADP $280.00 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. 139690 2026-10-09: 134 OI2026-10-13: 135 OI2026-10-14: 135 OI2026-10-15: 135 OI2026-10-16: 135 OI2026-10-21: 138 OI2026-10-23: 139 OI Oct 09, 2026Oct 23, 2026

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

ADP contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing139+1
Oct 21, 2026138+3
Oct 16, 20261350
Oct 15, 20261350
Oct 14, 20261350
Oct 13, 2026135+1
Oct 09, 2026134No prior observation