OITracker Cboe delayed data

Contract OI history

Back to HELE

Jan 21, 2028 EXPIRATION

HELE $22.50 Call

HELE280121C00022500

Latest saved OI194Oct 23, 2026
Last change0vs previous saved observation
Saved market days7Oct 08, 2026 onwards
Daily open interest Hover a point for its date and OI
HELE $22.50 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. 195970 2026-10-08: 195 OI2026-10-09: 195 OI2026-10-13: 194 OI2026-10-14: 194 OI2026-10-16: 194 OI2026-10-20: 194 OI2026-10-23: 194 OI Oct 08, 2026Oct 23, 2026

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

HELE contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing1940
Oct 20, 20261940
Oct 16, 20261940
Oct 14, 20261940
Oct 13, 2026194-1
Oct 09, 20261950
Oct 08, 2026195No prior observation