OITracker Cboe delayed data

Contract OI history

Back to C

Nov 20, 2026 EXPIRATION

C $135.00 Put

C261120P00135000

Latest saved OI3,041Oct 23, 2026
Last change-11vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
C $135.00 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. 3,0521,5260 2026-10-02: 2,980 OI2026-10-05: 2,979 OI2026-10-06: 2,986 OI2026-10-07: 2,935 OI2026-10-08: 2,935 OI2026-10-09: 2,929 OI2026-10-13: 3,049 OI2026-10-14: 3,049 OI2026-10-15: 3,045 OI2026-10-16: 3,035 OI2026-10-21: 3,052 OI2026-10-23: 3,041 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, 2026Viewing3,041-11
Oct 21, 20263,052+17
Oct 16, 20263,035-10
Oct 15, 20263,045-4
Oct 14, 20263,0490
Oct 13, 20263,049+120
Oct 09, 20262,929-6
Oct 08, 20262,9350
Oct 07, 20262,935-51
Oct 06, 20262,986+7
Oct 05, 20262,979-1
Oct 02, 20262,980No prior observation