OITracker Cboe delayed data

Contract OI history

Back to C

Nov 13, 2026 EXPIRATION

C $128.00 Put

C261113P00128000

Latest saved OI34Oct 23, 2026
Last change+3vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
C $128.00 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: 0 OI2026-10-05: 3 OI2026-10-06: 6 OI2026-10-07: 6 OI2026-10-08: 6 OI2026-10-09: 6 OI2026-10-13: 6 OI2026-10-14: 6 OI2026-10-15: 9 OI2026-10-16: 11 OI2026-10-21: 31 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.

C contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing34+3
Oct 21, 202631+20
Oct 16, 202611+2
Oct 15, 20269+3
Oct 14, 202660
Oct 13, 202660
Oct 09, 202660
Oct 08, 202660
Oct 07, 202660
Oct 06, 20266+3
Oct 05, 20263+3
Oct 02, 20260No prior observation