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Contract OI history

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Nov 20, 2026 EXPIRATION

BTDR $8.00 Put

BTDR261120P00008000

Latest saved OI863Oct 23, 2026
Last change-2vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
BTDR $8.00 put open interest history 7 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 1,5387690 2026-10-09: 1,334 OI2026-10-13: 1,422 OI2026-10-14: 1,430 OI2026-10-15: 1,538 OI2026-10-16: 793 OI2026-10-21: 865 OI2026-10-23: 863 OI Oct 09, 2026Oct 23, 2026

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

BTDR contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing863-2
Oct 21, 2026865+72
Oct 16, 2026793-745
Oct 15, 20261,538+108
Oct 14, 20261,430+8
Oct 13, 20261,422+88
Oct 09, 20261,334No prior observation