OITracker Cboe delayed data

Contract OI history

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Oct 30, 2026 EXPIRATION

SMR $10.00 Put

SMR261030P00010000

Latest saved OI108Oct 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
SMR $10.00 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. 4502250 2026-10-02: 450 OI2026-10-05: 425 OI2026-10-06: 295 OI2026-10-07: 307 OI2026-10-08: 307 OI2026-10-09: 242 OI2026-10-13: 132 OI2026-10-14: 132 OI2026-10-15: 127 OI2026-10-16: 119 OI2026-10-21: 109 OI2026-10-23: 108 OI Oct 02, 2026Oct 23, 2026

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

SMR contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026108-1
Oct 21, 2026Viewing109-10
Oct 16, 2026119-8
Oct 15, 2026127-5
Oct 14, 20261320
Oct 13, 2026132-110
Oct 09, 2026242-65
Oct 08, 20263070
Oct 07, 2026307+12
Oct 06, 2026295-130
Oct 05, 2026425-25
Oct 02, 2026450No prior observation