OITracker Cboe delayed data

Contract OI history

Back to ADP

Jan 21, 2028 EXPIRATION

ADP $200.00 Put

ADP280121P00200000

Latest saved OI236Oct 23, 2026
Last change-2vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
ADP $200.00 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. 2501250 2026-10-09: 250 OI2026-10-13: 250 OI2026-10-14: 250 OI2026-10-15: 248 OI2026-10-16: 228 OI2026-10-21: 238 OI2026-10-23: 236 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, 2026Viewing236-2
Oct 21, 2026238+10
Oct 16, 2026228-20
Oct 15, 2026248-2
Oct 14, 20262500
Oct 13, 20262500
Oct 09, 2026250No prior observation