OITracker Cboe delayed data

Contract OI history

Back to XYZ

Sep 17, 2027 EXPIRATION

XYZ $85.00 Put

XYZ270917P00085000

Latest saved OI728Oct 23, 2026
Last change-1vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
XYZ $85.00 put open interest history 11 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 7293640 2026-10-02: 21 OI2026-10-05: 21 OI2026-10-06: 21 OI2026-10-07: 117 OI2026-10-08: 117 OI2026-10-09: 117 OI2026-10-14: 197 OI2026-10-15: 197 OI2026-10-16: 283 OI2026-10-21: 729 OI2026-10-23: 728 OI Oct 02, 2026Oct 23, 2026

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

XYZ contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing728-1
Oct 21, 2026729+446
Oct 16, 2026283+86
Oct 15, 20261970
Oct 14, 2026197+80
Oct 09, 20261170
Oct 08, 20261170
Oct 07, 2026117+96
Oct 06, 2026210
Oct 05, 2026210
Oct 02, 202621No prior observation