OITracker Cboe delayed data

Contract OI history

Back to STM

Jan 15, 2027 EXPIRATION

STM $75.00 Put

STM270115P00075000

Latest saved OI756Oct 23, 2026
Last change-7,220vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
STM $75.00 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. 7,9973,9980 2026-10-02: 7,997 OI2026-10-05: 7,996 OI2026-10-06: 7,996 OI2026-10-07: 7,996 OI2026-10-08: 7,996 OI2026-10-09: 7,996 OI2026-10-13: 7,996 OI2026-10-14: 7,996 OI2026-10-15: 7,976 OI2026-10-16: 7,976 OI2026-10-21: 7,976 OI2026-10-23: 756 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, 2026756-7,220
Oct 21, 2026Viewing7,9760
Oct 16, 20267,9760
Oct 15, 20267,976-20
Oct 14, 20267,9960
Oct 13, 20267,9960
Oct 09, 20267,9960
Oct 08, 20267,9960
Oct 07, 20267,9960
Oct 06, 20267,9960
Oct 05, 20267,996-1
Oct 02, 20267,997No prior observation