OITracker Cboe delayed data

Contract OI history

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Mar 19, 2027 EXPIRATION

BKR $50.00 Call

BKR270319C00050000

Latest saved OI110Oct 23, 2026
Last change0vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
BKR $50.00 call open interest history 7 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 110550 2026-10-09: 108 OI2026-10-13: 108 OI2026-10-14: 108 OI2026-10-15: 108 OI2026-10-16: 109 OI2026-10-21: 110 OI2026-10-23: 110 OI Oct 09, 2026Oct 23, 2026

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

BKR contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing1100
Oct 21, 2026110+1
Oct 16, 2026109+1
Oct 15, 20261080
Oct 14, 20261080
Oct 13, 20261080
Oct 09, 2026108No prior observation