OITracker Cboe delayed data

Contract OI history

Back to C

Mar 19, 2027 EXPIRATION

C $120.00 Put

C270319P00120000

Latest saved OI1,819Oct 23, 2026
Last change-1vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
C $120.00 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. 1,8729360 2026-10-02: 1,729 OI2026-10-05: 1,772 OI2026-10-06: 1,772 OI2026-10-07: 1,778 OI2026-10-08: 1,778 OI2026-10-09: 1,784 OI2026-10-13: 1,804 OI2026-10-14: 1,804 OI2026-10-15: 1,871 OI2026-10-16: 1,872 OI2026-10-21: 1,820 OI2026-10-23: 1,819 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, 2026Viewing1,819-1
Oct 21, 20261,820-52
Oct 16, 20261,872+1
Oct 15, 20261,871+67
Oct 14, 20261,8040
Oct 13, 20261,804+20
Oct 09, 20261,784+6
Oct 08, 20261,7780
Oct 07, 20261,778+6
Oct 06, 20261,7720
Oct 05, 20261,772+43
Oct 02, 20261,729No prior observation