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Contract OI history

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Mar 19, 2027 EXPIRATION

BTDR $9.00 Put

BTDR270319P00009000

Latest saved OI609Oct 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 $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. 6093040 2026-10-09: 345 OI2026-10-13: 345 OI2026-10-14: 349 OI2026-10-15: 607 OI2026-10-16: 607 OI2026-10-21: 609 OI2026-10-23: 609 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, 2026Viewing6090
Oct 21, 2026609+2
Oct 16, 20266070
Oct 15, 2026607+258
Oct 14, 2026349+4
Oct 13, 20263450
Oct 09, 2026345No prior observation