OITracker Cboe delayed data

Contract OI history

Back to T

Oct 30, 2026 EXPIRATION

T $19.00 Put

T261030P00019000

Latest saved OI397Oct 23, 2026
Last change0vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
T $19.00 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. 3971980 2026-10-02: 10 OI2026-10-05: 10 OI2026-10-06: 10 OI2026-10-07: 10 OI2026-10-08: 10 OI2026-10-09: 386 OI2026-10-14: 387 OI2026-10-15: 387 OI2026-10-16: 387 OI2026-10-21: 397 OI2026-10-23: 397 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, 2026Viewing3970
Oct 21, 2026397+10
Oct 16, 20263870
Oct 15, 20263870
Oct 14, 2026387+1
Oct 09, 2026386+376
Oct 08, 2026100
Oct 07, 2026100
Oct 06, 2026100
Oct 05, 2026100
Oct 02, 202610No prior observation