OITracker Cboe delayed data

Contract OI history

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Jan 15, 2027 EXPIRATION

HELP $12.50 Call

HELP270115C00012500

Latest saved OI707Oct 21, 2026
Last change+41vs previous saved observation
Saved market days6Oct 07, 2026 onwards
Daily open interest Hover a point for its date and OI
HELP $12.50 call open interest history 6 saved observations from 2026-10-07 to 2026-10-21. Exact values and changes are listed in the table below. 7073530 2026-10-07: 532 OI2026-10-09: 658 OI2026-10-13: 658 OI2026-10-15: 666 OI2026-10-16: 666 OI2026-10-21: 707 OI Oct 07, 2026Oct 21, 2026

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

HELP contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 21, 2026Viewing707+41
Oct 16, 20266660
Oct 15, 2026666+8
Oct 13, 20266580
Oct 09, 2026658+126
Oct 07, 2026532No prior observation