OITracker Cboe delayed data

Contract OI history

Back to ETR

Dec 18, 2026 EXPIRATION

ETR $105.00 Call

ETR261218C00105000

Latest saved OI139Oct 23, 2026
Last change-5vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
ETR $105.00 call open interest history 12 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 147730 2026-10-02: 135 OI2026-10-05: 135 OI2026-10-06: 143 OI2026-10-07: 143 OI2026-10-08: 143 OI2026-10-09: 143 OI2026-10-13: 143 OI2026-10-14: 147 OI2026-10-15: 147 OI2026-10-16: 142 OI2026-10-21: 144 OI2026-10-23: 139 OI Oct 02, 2026Oct 23, 2026

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

ETR contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing139-5
Oct 21, 2026144+2
Oct 16, 2026142-5
Oct 15, 20261470
Oct 14, 2026147+4
Oct 13, 20261430
Oct 09, 20261430
Oct 08, 20261430
Oct 07, 20261430
Oct 06, 2026143+8
Oct 05, 20261350
Oct 02, 2026135No prior observation