OITracker Cboe delayed data

Contract OI history

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Jan 19, 2029 EXPIRATION

DRTS $12.50 Put

DRTS290119P00012500

Latest saved OI101Oct 21, 2026
Last change+101vs previous saved observation
Saved market days6Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
DRTS $12.50 put open interest history 6 saved observations from 2026-10-09 to 2026-10-21. Exact values and changes are listed in the table below. 101500 2026-10-09: 0 OI2026-10-13: 0 OI2026-10-14: 0 OI2026-10-15: 0 OI2026-10-16: 0 OI2026-10-21: 101 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, 2026Viewing101+101
Oct 16, 202600
Oct 15, 202600
Oct 14, 202600
Oct 13, 202600
Oct 09, 20260No prior observation