OITracker Cboe delayed data

Contract OI history

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May 21, 2027 EXPIRATION

HQ $12.50 Call

HQ270521C00012500

Latest saved OI17Oct 23, 2026
Last change+4vs previous saved observation
Saved market days7Oct 08, 2026 onwards
Daily open interest Hover a point for its date and OI
HQ $12.50 call open interest history 7 saved observations from 2026-10-08 to 2026-10-23. Exact values and changes are listed in the table below. 1780 2026-10-08: 11 OI2026-10-09: 12 OI2026-10-13: 12 OI2026-10-14: 12 OI2026-10-16: 13 OI2026-10-20: 13 OI2026-10-23: 17 OI Oct 08, 2026Oct 23, 2026

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

HQ contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing17+4
Oct 20, 2026130
Oct 16, 202613+1
Oct 14, 2026120
Oct 13, 2026120
Oct 09, 202612+1
Oct 08, 202611No prior observation