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Contract OI history

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Oct 23, 2026 EXPIRATION

BTDR $9.00 Put

BTDR261023P00009000

Latest saved OI2,750Oct 23, 2026
Last change-4,325vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
BTDR $9.00 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. 7,4953,7470 2026-10-09: 7,193 OI2026-10-13: 7,195 OI2026-10-14: 7,495 OI2026-10-15: 7,371 OI2026-10-16: 7,225 OI2026-10-21: 7,075 OI2026-10-23: 2,750 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, 2026Viewing2,750-4,325
Oct 21, 20267,075-150
Oct 16, 20267,225-146
Oct 15, 20267,371-124
Oct 14, 20267,495+300
Oct 13, 20267,195+2
Oct 09, 20267,193No prior observation