OITracker Cboe delayed data

Contract OI history

Back to ZTO

Nov 20, 2026 EXPIRATION

ZTO $15.00 Put

ZTO261120P00015000

Latest saved OI169Oct 23, 2026
Last change0vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
ZTO $15.00 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. 169840 2026-10-02: 1 OI2026-10-05: 1 OI2026-10-06: 1 OI2026-10-07: 1 OI2026-10-08: 1 OI2026-10-09: 1 OI2026-10-13: 113 OI2026-10-14: 113 OI2026-10-16: 113 OI2026-10-20: 169 OI2026-10-23: 169 OI Oct 02, 2026Oct 23, 2026

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

ZTO contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing1690
Oct 20, 2026169+56
Oct 16, 20261130
Oct 14, 20261130
Oct 13, 2026113+112
Oct 09, 202610
Oct 08, 202610
Oct 07, 202610
Oct 06, 202610
Oct 05, 202610
Oct 02, 20261No prior observation