OITracker Cboe delayed data

Contract OI history

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Dec 18, 2026 EXPIRATION

DE $650.00 Put

DE261218P00650000

Latest saved OI181Oct 23, 2026
Last change0vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
DE $650.00 put open interest history 12 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 181900 2026-10-02: 167 OI2026-10-05: 168 OI2026-10-06: 168 OI2026-10-07: 169 OI2026-10-08: 169 OI2026-10-09: 173 OI2026-10-13: 174 OI2026-10-14: 176 OI2026-10-15: 178 OI2026-10-16: 179 OI2026-10-21: 181 OI2026-10-23: 181 OI Oct 02, 2026Oct 23, 2026

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

DE contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing1810
Oct 21, 2026181+2
Oct 16, 2026179+1
Oct 15, 2026178+2
Oct 14, 2026176+2
Oct 13, 2026174+1
Oct 09, 2026173+4
Oct 08, 20261690
Oct 07, 2026169+1
Oct 06, 20261680
Oct 05, 2026168+1
Oct 02, 2026167No prior observation