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Contract OI history

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Jan 21, 2028 EXPIRATION

SMR $55.00 Call

SMR280121C00055000

Latest saved OI311Oct 23, 2026
Last change+4vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
SMR $55.00 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. 3111550 2026-10-02: 299 OI2026-10-05: 302 OI2026-10-06: 305 OI2026-10-07: 306 OI2026-10-08: 306 OI2026-10-09: 306 OI2026-10-13: 306 OI2026-10-14: 306 OI2026-10-15: 306 OI2026-10-16: 306 OI2026-10-21: 307 OI2026-10-23: 311 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, 2026311+4
Oct 21, 2026Viewing307+1
Oct 16, 20263060
Oct 15, 20263060
Oct 14, 20263060
Oct 13, 20263060
Oct 09, 20263060
Oct 08, 20263060
Oct 07, 2026306+1
Oct 06, 2026305+3
Oct 05, 2026302+3
Oct 02, 2026299No prior observation