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Contract OI history

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Dec 18, 2026 EXPIRATION

BTI $47.00 Put

BTI261218P00047000

Latest saved OI517Oct 23, 2026
Last change+10vs previous saved observation
Saved market days10Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
BTI $47.00 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. 5342670 2026-10-02: 534 OI2026-10-05: 534 OI2026-10-06: 532 OI2026-10-07: 532 OI2026-10-09: 533 OI2026-10-13: 529 OI2026-10-15: 529 OI2026-10-16: 522 OI2026-10-21: 507 OI2026-10-23: 517 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, 2026Viewing517+10
Oct 21, 2026507-15
Oct 16, 2026522-7
Oct 15, 20265290
Oct 13, 2026529-4
Oct 09, 2026533+1
Oct 07, 20265320
Oct 06, 2026532-2
Oct 05, 20265340
Oct 02, 2026534No prior observation