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Contract OI history

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Dec 18, 2026 EXPIRATION

BTI $65.00 Put

BTI261218P00065000

Latest saved OI6Oct 23, 2026
Last change0vs previous saved observation
Saved market days10Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
BTI $65.00 put open interest history 10 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 109540 2026-10-02: 109 OI2026-10-05: 96 OI2026-10-06: 96 OI2026-10-07: 6 OI2026-10-09: 6 OI2026-10-13: 6 OI2026-10-15: 6 OI2026-10-16: 6 OI2026-10-21: 6 OI2026-10-23: 6 OI Oct 02, 2026Oct 23, 2026

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

BTI contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing60
Oct 21, 202660
Oct 16, 202660
Oct 15, 202660
Oct 13, 202660
Oct 09, 202660
Oct 07, 20266-90
Oct 06, 2026960
Oct 05, 202696-13
Oct 02, 2026109No prior observation