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Contract OI history

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Jan 15, 2027 EXPIRATION

BTDR $7.50 Put

BTDR270115P00007500

Latest saved OI10,239Oct 23, 2026
Last change+18vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
BTDR $7.50 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. 10,2395,1190 2026-10-09: 8,553 OI2026-10-13: 8,551 OI2026-10-14: 8,551 OI2026-10-15: 10,136 OI2026-10-16: 10,156 OI2026-10-21: 10,221 OI2026-10-23: 10,239 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, 2026Viewing10,239+18
Oct 21, 202610,221+65
Oct 16, 202610,156+20
Oct 15, 202610,136+1,585
Oct 14, 20268,5510
Oct 13, 20268,551-2
Oct 09, 20268,553No prior observation