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Contract OI history

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Oct 30, 2026 EXPIRATION

BTDR $10.50 Put

BTDR261030P00010500

Latest saved OI618Oct 23, 2026
Last change0vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
BTDR $10.50 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. 6683340 2026-10-09: 667 OI2026-10-13: 668 OI2026-10-14: 668 OI2026-10-15: 668 OI2026-10-16: 668 OI2026-10-21: 618 OI2026-10-23: 618 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, 2026Viewing6180
Oct 21, 2026618-50
Oct 16, 20266680
Oct 15, 20266680
Oct 14, 20266680
Oct 13, 2026668+1
Oct 09, 2026667No prior observation