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Contract OI history

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Jan 15, 2027 EXPIRATION

DDD $3.50 Put

DDD270115P00003500

Latest saved OI280Oct 21, 2026
Last change+196vs previous saved observation
Saved market days10Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
DDD $3.50 put open interest history 10 saved observations from 2026-10-02 to 2026-10-21. Exact values and changes are listed in the table below. 2801400 2026-10-02: 77 OI2026-10-05: 77 OI2026-10-06: 77 OI2026-10-07: 77 OI2026-10-08: 77 OI2026-10-09: 77 OI2026-10-13: 77 OI2026-10-15: 80 OI2026-10-16: 84 OI2026-10-21: 280 OI Oct 02, 2026Oct 21, 2026

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

DDD contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 21, 2026Viewing280+196
Oct 16, 202684+4
Oct 15, 202680+3
Oct 13, 2026770
Oct 09, 2026770
Oct 08, 2026770
Oct 07, 2026770
Oct 06, 2026770
Oct 05, 2026770
Oct 02, 202677No prior observation