OITracker Cboe delayed data

Contract OI history

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Dec 17, 2027 EXPIRATION

DE $540.00 Put

DE271217P00540000

Latest saved OI145Oct 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 $540.00 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. 149740 2026-10-02: 129 OI2026-10-05: 129 OI2026-10-06: 129 OI2026-10-07: 149 OI2026-10-08: 149 OI2026-10-09: 145 OI2026-10-13: 145 OI2026-10-14: 145 OI2026-10-15: 145 OI2026-10-16: 145 OI2026-10-21: 145 OI2026-10-23: 145 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, 2026Viewing1450
Oct 21, 20261450
Oct 16, 20261450
Oct 15, 20261450
Oct 14, 20261450
Oct 13, 20261450
Oct 09, 2026145-4
Oct 08, 20261490
Oct 07, 2026149+20
Oct 06, 20261290
Oct 05, 20261290
Oct 02, 2026129No prior observation