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Contract OI history

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Nov 20, 2026 EXPIRATION

BTDR $13.00 Put

BTDR261120P00013000

Latest saved OI440Oct 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 $13.00 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. 4432210 2026-10-09: 424 OI2026-10-13: 429 OI2026-10-14: 438 OI2026-10-15: 434 OI2026-10-16: 443 OI2026-10-21: 443 OI2026-10-23: 440 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, 2026Viewing440-3
Oct 21, 20264430
Oct 16, 2026443+9
Oct 15, 2026434-4
Oct 14, 2026438+9
Oct 13, 2026429+5
Oct 09, 2026424No prior observation