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Contract OI history

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Mar 19, 2027 EXPIRATION

BTI $70.00 Call

BTI270319C00070000

Latest saved OI405Oct 23, 2026
Last change+11vs previous saved observation
Saved market days10Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
BTI $70.00 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. 4052020 2026-10-02: 381 OI2026-10-05: 381 OI2026-10-06: 381 OI2026-10-07: 381 OI2026-10-09: 381 OI2026-10-13: 383 OI2026-10-15: 383 OI2026-10-16: 383 OI2026-10-21: 394 OI2026-10-23: 405 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, 2026Viewing405+11
Oct 21, 2026394+11
Oct 16, 20263830
Oct 15, 20263830
Oct 13, 2026383+2
Oct 09, 20263810
Oct 07, 20263810
Oct 06, 20263810
Oct 05, 20263810
Oct 02, 2026381No prior observation