OITracker Cboe delayed data

Contract OI history

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Nov 20, 2026 EXPIRATION

SMR $9.00 Put

SMR261120P00009000

Latest saved OI3,445Oct 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 $9.00 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. 3,5471,7730 2026-10-02: 3,450 OI2026-10-05: 3,463 OI2026-10-06: 3,520 OI2026-10-07: 3,529 OI2026-10-08: 3,529 OI2026-10-09: 3,536 OI2026-10-13: 3,547 OI2026-10-14: 3,547 OI2026-10-15: 3,453 OI2026-10-16: 3,451 OI2026-10-21: 3,446 OI2026-10-23: 3,445 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, 20263,445-1
Oct 21, 2026Viewing3,446-5
Oct 16, 20263,451-2
Oct 15, 20263,453-94
Oct 14, 20263,5470
Oct 13, 20263,547+11
Oct 09, 20263,536+7
Oct 08, 20263,5290
Oct 07, 20263,529+9
Oct 06, 20263,520+57
Oct 05, 20263,463+13
Oct 02, 20263,450No prior observation