OITracker Cboe delayed data

Contract OI history

Back to HE

Mar 19, 2027 EXPIRATION

HE $10.00 Call

HE270319C00010000

Latest saved OI133Oct 21, 2026
Last change+4vs previous saved observation
Saved market days10Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
HE $10.00 call open interest history 10 saved observations from 2026-10-02 to 2026-10-21. Exact values and changes are listed in the table below. 135670 2026-10-02: 103 OI2026-10-05: 112 OI2026-10-06: 112 OI2026-10-07: 112 OI2026-10-08: 112 OI2026-10-09: 113 OI2026-10-13: 130 OI2026-10-14: 135 OI2026-10-16: 129 OI2026-10-21: 133 OI Oct 02, 2026Oct 21, 2026

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

HE contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 21, 2026Viewing133+4
Oct 16, 2026129-6
Oct 14, 2026135+5
Oct 13, 2026130+17
Oct 09, 2026113+1
Oct 08, 20261120
Oct 07, 20261120
Oct 06, 20261120
Oct 05, 2026112+9
Oct 02, 2026103No prior observation