OITracker Cboe delayed data

Contract OI history

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Oct 15, 2027 EXPIRATION

T $22.00 Put

T271015P00022000

Latest saved OI233Oct 23, 2026
Last change+41vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
T $22.00 put open interest history 11 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 2331160 2026-10-02: 84 OI2026-10-05: 84 OI2026-10-06: 84 OI2026-10-07: 84 OI2026-10-08: 84 OI2026-10-09: 190 OI2026-10-14: 192 OI2026-10-15: 192 OI2026-10-16: 192 OI2026-10-21: 192 OI2026-10-23: 233 OI Oct 02, 2026Oct 23, 2026

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

T contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing233+41
Oct 21, 20261920
Oct 16, 20261920
Oct 15, 20261920
Oct 14, 2026192+2
Oct 09, 2026190+106
Oct 08, 2026840
Oct 07, 2026840
Oct 06, 2026840
Oct 05, 2026840
Oct 02, 202684No prior observation