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Contract OI history

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Jun 17, 2027 EXPIRATION

BKKT $5.00 Put

BKKT270617P00005000

Latest saved OI4Oct 20, 2026
Last change+2vs previous saved observation
Saved market days2Oct 16, 2026 onwards
Daily open interest Hover a point for its date and OI
BKKT $5.00 put open interest history 2 saved observations from 2026-10-16 to 2026-10-20. Exact values and changes are listed in the table below. 420 2026-10-16: 2 OI2026-10-20: 4 OI Oct 16, 2026Oct 20, 2026

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

BKKT contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 20, 2026Viewing4+2
Oct 16, 20262No prior observation