OITracker Cboe delayed data

Contract OI history

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Jan 15, 2027 EXPIRATION

SMR $12.00 Put

SMR270115P00012000

Latest saved OI2,250Oct 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 $12.00 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. 2,3681,1840 2026-10-02: 2,368 OI2026-10-05: 2,368 OI2026-10-06: 2,366 OI2026-10-07: 2,367 OI2026-10-08: 2,367 OI2026-10-09: 2,336 OI2026-10-13: 2,343 OI2026-10-14: 2,343 OI2026-10-15: 2,342 OI2026-10-16: 2,365 OI2026-10-21: 2,251 OI2026-10-23: 2,250 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, 2026Viewing2,250-1
Oct 21, 20262,251-114
Oct 16, 20262,365+23
Oct 15, 20262,342-1
Oct 14, 20262,3430
Oct 13, 20262,343+7
Oct 09, 20262,336-31
Oct 08, 20262,3670
Oct 07, 20262,367+1
Oct 06, 20262,366-2
Oct 05, 20262,3680
Oct 02, 20262,368No prior observation