OITracker Cboe delayed data

Contract OI history

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Nov 20, 2026 EXPIRATION

DRTS $12.50 Call

DRTS261120C00012500

Latest saved OI804Oct 21, 2026
Last change-39vs previous saved observation
Saved market days6Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
DRTS $12.50 call open interest history 6 saved observations from 2026-10-09 to 2026-10-21. Exact values and changes are listed in the table below. 8434210 2026-10-09: 840 OI2026-10-13: 842 OI2026-10-14: 842 OI2026-10-15: 843 OI2026-10-16: 843 OI2026-10-21: 804 OI Oct 09, 2026Oct 21, 2026

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

DRTS contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 21, 2026Viewing804-39
Oct 16, 20268430
Oct 15, 2026843+1
Oct 14, 20268420
Oct 13, 2026842+2
Oct 09, 2026840No prior observation