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Contract OI history

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Dec 18, 2026 EXPIRATION

BKKT $8.00 Put

BKKT261218P00008000

Latest saved OI143Oct 20, 2026
Last change0vs previous saved observation
Saved market days10Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
BKKT $8.00 put open interest history 10 saved observations from 2026-10-02 to 2026-10-20. Exact values and changes are listed in the table below. 2351170 2026-10-02: 235 OI2026-10-05: 235 OI2026-10-06: 234 OI2026-10-07: 234 OI2026-10-08: 143 OI2026-10-09: 143 OI2026-10-13: 143 OI2026-10-14: 143 OI2026-10-16: 143 OI2026-10-20: 143 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, 2026Viewing1430
Oct 16, 20261430
Oct 14, 20261430
Oct 13, 20261430
Oct 09, 20261430
Oct 08, 2026143-91
Oct 07, 20262340
Oct 06, 2026234-1
Oct 05, 20262350
Oct 02, 2026235No prior observation