OITracker Cboe delayed data

Contract OI history

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Nov 20, 2026 EXPIRATION

SM $30.00 Put

SM261120P00030000

Latest saved OI758Oct 23, 2026
Last change0vs previous saved observation
Saved market days10Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
SM $30.00 put open interest history 10 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 7723860 2026-10-02: 419 OI2026-10-05: 418 OI2026-10-07: 417 OI2026-10-08: 417 OI2026-10-09: 593 OI2026-10-13: 772 OI2026-10-15: 772 OI2026-10-16: 771 OI2026-10-21: 758 OI2026-10-23: 758 OI Oct 02, 2026Oct 23, 2026

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

SM contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 20267580
Oct 21, 2026Viewing758-13
Oct 16, 2026771-1
Oct 15, 20267720
Oct 13, 2026772+179
Oct 09, 2026593+176
Oct 08, 20264170
Oct 07, 2026417-1
Oct 05, 2026418-1
Oct 02, 2026419No prior observation