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Contract OI history

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Jan 21, 2028 EXPIRATION

BTI $55.00 Call

BTI280121C00055000

Latest saved OI1,228Oct 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 $55.00 call open interest history 10 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 1,2286140 2026-10-02: 728 OI2026-10-05: 729 OI2026-10-06: 734 OI2026-10-07: 1,210 OI2026-10-09: 1,210 OI2026-10-13: 1,221 OI2026-10-15: 1,222 OI2026-10-16: 1,211 OI2026-10-21: 1,228 OI2026-10-23: 1,228 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, 2026Viewing1,2280
Oct 21, 20261,228+17
Oct 16, 20261,211-11
Oct 15, 20261,222+1
Oct 13, 20261,221+11
Oct 09, 20261,2100
Oct 07, 20261,210+476
Oct 06, 2026734+5
Oct 05, 2026729+1
Oct 02, 2026728No prior observation