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Contract OI history

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Jan 21, 2028 EXPIRATION

SMR $42.00 Call

SMR280121C00042000

Latest saved OI396Oct 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 $42.00 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. 4002000 2026-10-02: 369 OI2026-10-05: 369 OI2026-10-06: 372 OI2026-10-07: 372 OI2026-10-08: 372 OI2026-10-09: 372 OI2026-10-13: 382 OI2026-10-14: 382 OI2026-10-15: 400 OI2026-10-16: 400 OI2026-10-21: 396 OI2026-10-23: 396 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, 20263960
Oct 21, 2026Viewing396-4
Oct 16, 20264000
Oct 15, 2026400+18
Oct 14, 20263820
Oct 13, 2026382+10
Oct 09, 20263720
Oct 08, 20263720
Oct 07, 20263720
Oct 06, 2026372+3
Oct 05, 20263690
Oct 02, 2026369No prior observation