OITracker Cboe delayed data

Contract OI history

Back to AR

Nov 20, 2026 EXPIRATION

AR $31.00 Put

AR261120P00031000

Latest saved OI254Oct 23, 2026
Last change-1vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
AR $31.00 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. 2601300 2026-10-02: 237 OI2026-10-05: 234 OI2026-10-06: 260 OI2026-10-07: 260 OI2026-10-08: 260 OI2026-10-09: 257 OI2026-10-13: 257 OI2026-10-14: 257 OI2026-10-15: 255 OI2026-10-16: 255 OI2026-10-21: 255 OI2026-10-23: 254 OI Oct 02, 2026Oct 23, 2026

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

AR contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing254-1
Oct 21, 20262550
Oct 16, 20262550
Oct 15, 2026255-2
Oct 14, 20262570
Oct 13, 20262570
Oct 09, 2026257-3
Oct 08, 20262600
Oct 07, 20262600
Oct 06, 2026260+26
Oct 05, 2026234-3
Oct 02, 2026237No prior observation