OITracker Cboe delayed data

Contract OI history

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Nov 20, 2026 EXPIRATION

SMR $18.00 Call

SMR261120C00018000

Latest saved OI1,400Oct 23, 2026
Last change0vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
SMR $18.00 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. 1,4097040 2026-10-02: 1,409 OI2026-10-05: 1,402 OI2026-10-06: 1,400 OI2026-10-07: 1,400 OI2026-10-08: 1,400 OI2026-10-09: 1,400 OI2026-10-13: 1,400 OI2026-10-14: 1,400 OI2026-10-15: 1,400 OI2026-10-16: 1,400 OI2026-10-21: 1,400 OI2026-10-23: 1,400 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, 2026Viewing1,4000
Oct 21, 20261,4000
Oct 16, 20261,4000
Oct 15, 20261,4000
Oct 14, 20261,4000
Oct 13, 20261,4000
Oct 09, 20261,4000
Oct 08, 20261,4000
Oct 07, 20261,4000
Oct 06, 20261,400-2
Oct 05, 20261,402-7
Oct 02, 20261,409No prior observation