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Contract OI history

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Feb 19, 2027 EXPIRATION

BTBT $1.50 Call

BTBT270219C00001500

Latest saved OI1,935Oct 23, 2026
Last change+31vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
BTBT $1.50 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. 1,9959970 2026-10-09: 1,612 OI2026-10-13: 1,823 OI2026-10-14: 1,823 OI2026-10-15: 1,860 OI2026-10-16: 1,995 OI2026-10-21: 1,904 OI2026-10-23: 1,935 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, 2026Viewing1,935+31
Oct 21, 20261,904-91
Oct 16, 20261,995+135
Oct 15, 20261,860+37
Oct 14, 20261,8230
Oct 13, 20261,823+211
Oct 09, 20261,612No prior observation