OITracker Cboe delayed data

Contract OI history

Back to STM

Nov 20, 2026 EXPIRATION

STM $85.00 Call

STM261120C00085000

Latest saved OI1,307Oct 23, 2026
Last change0vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
STM $85.00 call open interest history 12 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 1,3076530 2026-10-02: 90 OI2026-10-05: 90 OI2026-10-06: 90 OI2026-10-07: 1,307 OI2026-10-08: 1,307 OI2026-10-09: 1,307 OI2026-10-13: 1,307 OI2026-10-14: 1,307 OI2026-10-15: 1,307 OI2026-10-16: 1,307 OI2026-10-21: 1,307 OI2026-10-23: 1,307 OI Oct 02, 2026Oct 23, 2026

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

STM contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 20261,3070
Oct 21, 2026Viewing1,3070
Oct 16, 20261,3070
Oct 15, 20261,3070
Oct 14, 20261,3070
Oct 13, 20261,3070
Oct 09, 20261,3070
Oct 08, 20261,3070
Oct 07, 20261,307+1,217
Oct 06, 2026900
Oct 05, 2026900
Oct 02, 202690No prior observation