OITracker Cboe delayed data

Contract OI history

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Dec 18, 2026 EXPIRATION

SA $20.00 Put

SA261218P00020000

Latest saved OI142Oct 23, 2026
Last change0vs previous saved observation
Saved market days3Oct 16, 2026 onwards
Daily open interest Hover a point for its date and OI
SA $20.00 put open interest history 3 saved observations from 2026-10-16 to 2026-10-23. Exact values and changes are listed in the table below. 142710 2026-10-16: 0 OI2026-10-20: 142 OI2026-10-23: 142 OI Oct 16, 2026Oct 23, 2026

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

SA contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 20261420
Oct 20, 2026Viewing142+142
Oct 16, 20260No prior observation