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Contract OI history

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Nov 20, 2026 EXPIRATION

BTBT $2.50 Call

BTBT261120C00002500

Latest saved OI9,854Oct 23, 2026
Last change-36vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
BTBT $2.50 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. 10,0745,0370 2026-10-09: 10,013 OI2026-10-13: 10,074 OI2026-10-14: 10,074 OI2026-10-15: 10,030 OI2026-10-16: 10,000 OI2026-10-21: 9,890 OI2026-10-23: 9,854 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, 2026Viewing9,854-36
Oct 21, 20269,890-110
Oct 16, 202610,000-30
Oct 15, 202610,030-44
Oct 14, 202610,0740
Oct 13, 202610,074+61
Oct 09, 202610,013No prior observation