OITracker Cboe delayed data

Contract OI history

Back to S

Jan 21, 2028 EXPIRATION

S $30.00 Put

S280121P00030000

Latest saved OI3,265Oct 23, 2026
Last change0vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
S $30.00 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. 3,2651,6320 2026-10-02: 14 OI2026-10-05: 14 OI2026-10-06: 3,264 OI2026-10-07: 3,265 OI2026-10-08: 3,265 OI2026-10-09: 3,265 OI2026-10-13: 3,265 OI2026-10-14: 3,265 OI2026-10-15: 3,265 OI2026-10-16: 3,265 OI2026-10-21: 3,265 OI2026-10-23: 3,265 OI Oct 02, 2026Oct 23, 2026

All saved dates are shown. Changes compare consecutive saved observations. Missing observations are not filled with zero.

S contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing3,2650
Oct 21, 20263,2650
Oct 16, 20263,2650
Oct 15, 20263,2650
Oct 14, 20263,2650
Oct 13, 20263,2650
Oct 09, 20263,2650
Oct 08, 20263,2650
Oct 07, 20263,265+1
Oct 06, 20263,264+3,250
Oct 05, 2026140
Oct 02, 202614No prior observation