OITracker Cboe delayed data

Contract OI history

Back to DRTS

Nov 20, 2026 EXPIRATION

DRTS $17.50 Call

DRTS261120C00017500

Latest saved OI740Oct 21, 2026
Last change+55vs previous saved observation
Saved market days6Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
DRTS $17.50 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. 7403700 2026-10-09: 674 OI2026-10-13: 676 OI2026-10-14: 676 OI2026-10-15: 684 OI2026-10-16: 685 OI2026-10-21: 740 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, 2026Viewing740+55
Oct 16, 2026685+1
Oct 15, 2026684+8
Oct 14, 20266760
Oct 13, 2026676+2
Oct 09, 2026674No prior observation