OITracker Cboe delayed data

Contract OI history

Back to RELL

Nov 20, 2026 EXPIRATION

RELL $17.50 Call

RELL261120C00017500

Latest saved OI57Oct 23, 2026
Last change+8vs previous saved observation
Saved market days6Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
RELL $17.50 call open interest history 6 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 57280 2026-10-09: 38 OI2026-10-13: 38 OI2026-10-14: 39 OI2026-10-16: 39 OI2026-10-20: 49 OI2026-10-23: 57 OI Oct 09, 2026Oct 23, 2026

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

RELL contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing57+8
Oct 20, 202649+10
Oct 16, 2026390
Oct 14, 202639+1
Oct 13, 2026380
Oct 09, 202638No prior observation