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Contract OI history

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Jan 19, 2029 EXPIRATION

BKKT $7.00 Call

BKKT290119C00007000

Latest saved OI145Oct 20, 2026
Last change+6vs previous saved observation
Saved market days10Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
BKKT $7.00 call open interest history 10 saved observations from 2026-10-02 to 2026-10-20. Exact values and changes are listed in the table below. 145720 2026-10-02: 2 OI2026-10-05: 2 OI2026-10-06: 2 OI2026-10-07: 3 OI2026-10-08: 23 OI2026-10-09: 23 OI2026-10-13: 23 OI2026-10-14: 23 OI2026-10-16: 139 OI2026-10-20: 145 OI Oct 02, 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, 2026Viewing145+6
Oct 16, 2026139+116
Oct 14, 2026230
Oct 13, 2026230
Oct 09, 2026230
Oct 08, 202623+20
Oct 07, 20263+1
Oct 06, 202620
Oct 05, 202620
Oct 02, 20262No prior observation