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Contract OI history

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Nov 20, 2026 EXPIRATION

DFDV $4.00 Put

DFDV261120P00004000

Latest saved OI538Oct 23, 2026
Last change+5vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
DFDV $4.00 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. 5402700 2026-10-09: 313 OI2026-10-13: 316 OI2026-10-14: 344 OI2026-10-15: 540 OI2026-10-16: 539 OI2026-10-20: 533 OI2026-10-23: 538 OI Oct 09, 2026Oct 23, 2026

All saved dates are shown. Changes compare consecutive saved observations. Missing observations are not filled with zero.

DFDV contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing538+5
Oct 20, 2026533-6
Oct 16, 2026539-1
Oct 15, 2026540+196
Oct 14, 2026344+28
Oct 13, 2026316+3
Oct 09, 2026313No prior observation