OITracker Cboe delayed data

Contract OI history

Back to C

Oct 23, 2026 EXPIRATION

C $121.00 Put

C261023P00121000

Latest saved OI1,472Oct 23, 2026
Last change+103vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
C $121.00 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. 1,4727360 2026-10-02: 492 OI2026-10-05: 492 OI2026-10-06: 492 OI2026-10-07: 496 OI2026-10-08: 496 OI2026-10-09: 516 OI2026-10-13: 729 OI2026-10-14: 729 OI2026-10-15: 749 OI2026-10-16: 1,399 OI2026-10-21: 1,369 OI2026-10-23: 1,472 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, 2026Viewing1,472+103
Oct 21, 20261,369-30
Oct 16, 20261,399+650
Oct 15, 2026749+20
Oct 14, 20267290
Oct 13, 2026729+213
Oct 09, 2026516+20
Oct 08, 20264960
Oct 07, 2026496+4
Oct 06, 20264920
Oct 05, 20264920
Oct 02, 2026492No prior observation