OITracker Cboe delayed data

Contract OI history

Back to APH

Jan 21, 2028 EXPIRATION

APH $80.00 Put

APH280121P00080000

Latest saved OI218Oct 23, 2026
Last change+19vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
APH $80.00 put open interest history 12 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 2391190 2026-10-02: 239 OI2026-10-05: 239 OI2026-10-06: 209 OI2026-10-07: 209 OI2026-10-08: 209 OI2026-10-09: 199 OI2026-10-13: 199 OI2026-10-14: 199 OI2026-10-15: 199 OI2026-10-16: 199 OI2026-10-21: 199 OI2026-10-23: 218 OI Oct 02, 2026Oct 23, 2026

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

APH contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing218+19
Oct 21, 20261990
Oct 16, 20261990
Oct 15, 20261990
Oct 14, 20261990
Oct 13, 20261990
Oct 09, 2026199-10
Oct 08, 20262090
Oct 07, 20262090
Oct 06, 2026209-30
Oct 05, 20262390
Oct 02, 2026239No prior observation