OITracker Cboe delayed data

Contract OI history

Back to DDD

Dec 18, 2026 EXPIRATION

DDD $4.00 Put

DDD261218P00004000

Latest saved OI24Oct 21, 2026
Last change0vs previous saved observation
Saved market days10Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
DDD $4.00 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. 24120 2026-10-02: 15 OI2026-10-05: 20 OI2026-10-06: 20 OI2026-10-07: 20 OI2026-10-08: 20 OI2026-10-09: 20 OI2026-10-13: 20 OI2026-10-15: 20 OI2026-10-16: 24 OI2026-10-21: 24 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, 2026Viewing240
Oct 16, 202624+4
Oct 15, 2026200
Oct 13, 2026200
Oct 09, 2026200
Oct 08, 2026200
Oct 07, 2026200
Oct 06, 2026200
Oct 05, 202620+5
Oct 02, 202615No prior observation