OITracker Cboe delayed data

Contract OI history

Back to HE

Jan 19, 2029 EXPIRATION

HE $10.00 Put

HE290119P00010000

Latest saved OI248Oct 21, 2026
Last change+20vs previous saved observation
Saved market days10Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
HE $10.00 put open interest history 10 saved observations from 2026-10-02 to 2026-10-21. Exact values and changes are listed in the table below. 2481240 2026-10-02: 227 OI2026-10-05: 227 OI2026-10-06: 227 OI2026-10-07: 227 OI2026-10-08: 227 OI2026-10-09: 227 OI2026-10-13: 227 OI2026-10-14: 227 OI2026-10-16: 228 OI2026-10-21: 248 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, 2026Viewing248+20
Oct 16, 2026228+1
Oct 14, 20262270
Oct 13, 20262270
Oct 09, 20262270
Oct 08, 20262270
Oct 07, 20262270
Oct 06, 20262270
Oct 05, 20262270
Oct 02, 2026227No prior observation