OITracker Cboe delayed data

Contract OI history

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Jan 21, 2028 EXPIRATION

SMR $50.00 Call

SMR280121C00050000

Latest saved OI1,759Oct 23, 2026
Last change-6vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
SMR $50.00 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. 1,8069030 2026-10-02: 1,735 OI2026-10-05: 1,742 OI2026-10-06: 1,726 OI2026-10-07: 1,803 OI2026-10-08: 1,803 OI2026-10-09: 1,806 OI2026-10-13: 1,773 OI2026-10-14: 1,773 OI2026-10-15: 1,765 OI2026-10-16: 1,763 OI2026-10-21: 1,765 OI2026-10-23: 1,759 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, 2026Viewing1,759-6
Oct 21, 20261,765+2
Oct 16, 20261,763-2
Oct 15, 20261,765-8
Oct 14, 20261,7730
Oct 13, 20261,773-33
Oct 09, 20261,806+3
Oct 08, 20261,8030
Oct 07, 20261,803+77
Oct 06, 20261,726-16
Oct 05, 20261,742+7
Oct 02, 20261,735No prior observation