OITracker Cboe delayed data

Contract OI history

Back to ZS

Dec 18, 2026 EXPIRATION

ZS $95.00 Put

ZS261218P00095000

Latest saved OI175Oct 23, 2026
Last change0vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
ZS $95.00 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. 2591290 2026-10-09: 259 OI2026-10-12: 259 OI2026-10-14: 255 OI2026-10-15: 255 OI2026-10-16: 255 OI2026-10-21: 175 OI2026-10-23: 175 OI Oct 09, 2026Oct 23, 2026

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

ZS contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing1750
Oct 21, 2026175-80
Oct 16, 20262550
Oct 15, 20262550
Oct 14, 2026255-4
Oct 12, 20262590
Oct 09, 2026259No prior observation