OITracker Cboe delayed data

Contract OI history

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Jun 17, 2027 EXPIRATION

STX $450.00 Put

STX270617P00450000

Latest saved OI195Oct 23, 2026
Last change-3vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
STX $450.00 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. 199990 2026-10-09: 199 OI2026-10-13: 196 OI2026-10-14: 196 OI2026-10-15: 196 OI2026-10-16: 197 OI2026-10-21: 198 OI2026-10-23: 195 OI Oct 09, 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, 2026Viewing195-3
Oct 21, 2026198+1
Oct 16, 2026197+1
Oct 15, 20261960
Oct 14, 20261960
Oct 13, 2026196-3
Oct 09, 2026199No prior observation