OITracker Cboe delayed data

Contract OI history

Back to ENB

Nov 20, 2026 EXPIRATION

ENB $42.50 Put

ENB261120P00042500

Latest saved OI121Oct 23, 2026
Last change+1vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
ENB $42.50 put open interest history 11 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 121600 2026-10-02: 87 OI2026-10-05: 102 OI2026-10-06: 102 OI2026-10-07: 102 OI2026-10-08: 114 OI2026-10-09: 113 OI2026-10-13: 115 OI2026-10-15: 116 OI2026-10-16: 116 OI2026-10-21: 120 OI2026-10-23: 121 OI Oct 02, 2026Oct 23, 2026

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

ENB contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing121+1
Oct 21, 2026120+4
Oct 16, 20261160
Oct 15, 2026116+1
Oct 13, 2026115+2
Oct 09, 2026113-1
Oct 08, 2026114+12
Oct 07, 20261020
Oct 06, 20261020
Oct 05, 2026102+15
Oct 02, 202687No prior observation