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Contract OI history

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Jan 21, 2028 EXPIRATION

BTDR $5.00 Put

BTDR280121P00005000

Latest saved OI10,493Oct 23, 2026
Last change+10,000vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
BTDR $5.00 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. 10,4935,2460 2026-10-09: 428 OI2026-10-13: 429 OI2026-10-14: 429 OI2026-10-15: 494 OI2026-10-16: 494 OI2026-10-21: 493 OI2026-10-23: 10,493 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, 2026Viewing10,493+10,000
Oct 21, 2026493-1
Oct 16, 20264940
Oct 15, 2026494+65
Oct 14, 20264290
Oct 13, 2026429+1
Oct 09, 2026428No prior observation