OITracker Cboe delayed data

Contract OI history

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Oct 23, 2026 EXPIRATION

TMC $3.50 Put

TMC261023P00003500

Latest saved OI1,077Oct 23, 2026
Last change-659vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
TMC $3.50 put open interest history 7 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 1,8659320 2026-10-09: 1,865 OI2026-10-13: 1,860 OI2026-10-14: 1,860 OI2026-10-15: 1,846 OI2026-10-16: 1,846 OI2026-10-21: 1,736 OI2026-10-23: 1,077 OI Oct 09, 2026Oct 23, 2026

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

TMC contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing1,077-659
Oct 21, 20261,736-110
Oct 16, 20261,8460
Oct 15, 20261,846-14
Oct 14, 20261,8600
Oct 13, 20261,860-5
Oct 09, 20261,865No prior observation