OITracker Cboe delayed data

Contract OI history

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Nov 20, 2026 EXPIRATION

S $23.00 Put

S261120P00023000

Latest saved OI216Oct 23, 2026
Last change0vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
S $23.00 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. 2201100 2026-10-02: 88 OI2026-10-05: 132 OI2026-10-06: 134 OI2026-10-07: 135 OI2026-10-08: 135 OI2026-10-09: 137 OI2026-10-13: 142 OI2026-10-14: 142 OI2026-10-15: 144 OI2026-10-16: 220 OI2026-10-21: 216 OI2026-10-23: 216 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, 2026Viewing2160
Oct 21, 2026216-4
Oct 16, 2026220+76
Oct 15, 2026144+2
Oct 14, 20261420
Oct 13, 2026142+5
Oct 09, 2026137+2
Oct 08, 20261350
Oct 07, 2026135+1
Oct 06, 2026134+2
Oct 05, 2026132+44
Oct 02, 202688No prior observation