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Contract OI history

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Jan 15, 2027 EXPIRATION

BKR $35.00 Put

BKR270115P00035000

Latest saved OI383Oct 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 $35.00 put open interest history 7 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 3901950 2026-10-09: 390 OI2026-10-13: 386 OI2026-10-14: 385 OI2026-10-15: 385 OI2026-10-16: 385 OI2026-10-21: 383 OI2026-10-23: 383 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, 2026Viewing3830
Oct 21, 2026383-2
Oct 16, 20263850
Oct 15, 20263850
Oct 14, 2026385-1
Oct 13, 2026386-4
Oct 09, 2026390No prior observation