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Contract OI history

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Oct 30, 2026 EXPIRATION

BMNR $27.50 Call

BMNR261030C00027500

Latest saved OI1,629Oct 23, 2026
Last change+611vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
BMNR $27.50 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. 1,6298140 2026-10-02: 224 OI2026-10-05: 227 OI2026-10-06: 296 OI2026-10-07: 323 OI2026-10-08: 323 OI2026-10-09: 386 OI2026-10-13: 414 OI2026-10-14: 414 OI2026-10-15: 414 OI2026-10-16: 434 OI2026-10-21: 1,018 OI2026-10-23: 1,629 OI Oct 02, 2026Oct 23, 2026

All saved dates are shown. Changes compare consecutive saved observations. Missing observations are not filled with zero.

BMNR contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing1,629+611
Oct 21, 20261,018+584
Oct 16, 2026434+20
Oct 15, 20264140
Oct 14, 20264140
Oct 13, 2026414+28
Oct 09, 2026386+63
Oct 08, 20263230
Oct 07, 2026323+27
Oct 06, 2026296+69
Oct 05, 2026227+3
Oct 02, 2026224No prior observation