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Contract OI history

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Jan 19, 2029 EXPIRATION

BTDR $20.00 Call

BTDR290119C00020000

Latest saved OI142Oct 23, 2026
Last change+3vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
BTDR $20.00 call open interest history 7 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 142710 2026-10-09: 137 OI2026-10-13: 137 OI2026-10-14: 137 OI2026-10-15: 138 OI2026-10-16: 137 OI2026-10-21: 139 OI2026-10-23: 142 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, 2026Viewing142+3
Oct 21, 2026139+2
Oct 16, 2026137-1
Oct 15, 2026138+1
Oct 14, 20261370
Oct 13, 20261370
Oct 09, 2026137No prior observation