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Contract OI history

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May 21, 2027 EXPIRATION

BTBT $2.00 Call

BTBT270521C00002000

Latest saved OI1,018Oct 23, 2026
Last change+352vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
BTBT $2.00 call open interest history 7 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 1,0185090 2026-10-09: 589 OI2026-10-13: 691 OI2026-10-14: 691 OI2026-10-15: 741 OI2026-10-16: 741 OI2026-10-21: 666 OI2026-10-23: 1,018 OI Oct 09, 2026Oct 23, 2026

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

BTBT contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing1,018+352
Oct 21, 2026666-75
Oct 16, 20267410
Oct 15, 2026741+50
Oct 14, 20266910
Oct 13, 2026691+102
Oct 09, 2026589No prior observation