OITracker Cboe delayed data

Contract OI history

Back to STX

Oct 30, 2026 EXPIRATION

STX $527.50 Put

STX261030P00527500

Latest saved OI48Oct 23, 2026
Last change+45vs previous saved observation
Saved market days2Oct 21, 2026 onwards
Daily open interest Hover a point for its date and OI
STX $527.50 put open interest history 2 saved observations from 2026-10-21 to 2026-10-23. Exact values and changes are listed in the table below. 48240 2026-10-21: 3 OI2026-10-23: 48 OI Oct 21, 2026Oct 23, 2026

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

STX contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing48+45
Oct 21, 20263No prior observation