OITracker Cboe delayed data

Contract OI history

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Oct 30, 2026 EXPIRATION

S $22.00 Put

S261030P00022000

Latest saved OI34Oct 23, 2026
Last change+12vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
S $22.00 put open interest history 12 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 34170 2026-10-02: 7 OI2026-10-05: 6 OI2026-10-06: 6 OI2026-10-07: 16 OI2026-10-08: 16 OI2026-10-09: 16 OI2026-10-13: 20 OI2026-10-14: 20 OI2026-10-15: 21 OI2026-10-16: 21 OI2026-10-21: 22 OI2026-10-23: 34 OI Oct 02, 2026Oct 23, 2026

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

S contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing34+12
Oct 21, 202622+1
Oct 16, 2026210
Oct 15, 202621+1
Oct 14, 2026200
Oct 13, 202620+4
Oct 09, 2026160
Oct 08, 2026160
Oct 07, 202616+10
Oct 06, 202660
Oct 05, 20266-1
Oct 02, 20267No prior observation