OITracker Cboe delayed data

Contract OI history

Back to STM

Nov 19, 2027 EXPIRATION

STM $75.00 Call

STM271119C00075000

Latest saved OI195Oct 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
STM $75.00 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. 195970 2026-10-02: 183 OI2026-10-05: 183 OI2026-10-06: 185 OI2026-10-07: 185 OI2026-10-08: 185 OI2026-10-09: 185 OI2026-10-13: 186 OI2026-10-14: 186 OI2026-10-15: 186 OI2026-10-16: 186 OI2026-10-21: 194 OI2026-10-23: 195 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, 2026Viewing195+1
Oct 21, 2026194+8
Oct 16, 20261860
Oct 15, 20261860
Oct 14, 20261860
Oct 13, 2026186+1
Oct 09, 20261850
Oct 08, 20261850
Oct 07, 20261850
Oct 06, 2026185+2
Oct 05, 20261830
Oct 02, 2026183No prior observation