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Contract OI history

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Jan 19, 2029 EXPIRATION

BTBT $500.00 Call

BTBT290119C00000500

Latest saved OI778Oct 23, 2026
Last change+4vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
BTBT $500.00 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. 7783890 2026-10-09: 552 OI2026-10-13: 752 OI2026-10-14: 752 OI2026-10-15: 756 OI2026-10-16: 755 OI2026-10-21: 774 OI2026-10-23: 778 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, 2026Viewing778+4
Oct 21, 2026774+19
Oct 16, 2026755-1
Oct 15, 2026756+4
Oct 14, 20267520
Oct 13, 2026752+200
Oct 09, 2026552No prior observation