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Contract OI history

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Jan 21, 2028 EXPIRATION

BKR $50.00 Call

BKR280121C00050000

Latest saved OI670Oct 23, 2026
Last change+13vs 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. 6703350 2026-10-09: 639 OI2026-10-13: 642 OI2026-10-14: 642 OI2026-10-15: 642 OI2026-10-16: 657 OI2026-10-21: 657 OI2026-10-23: 670 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, 2026Viewing670+13
Oct 21, 20266570
Oct 16, 2026657+15
Oct 15, 20266420
Oct 14, 20266420
Oct 13, 2026642+3
Oct 09, 2026639No prior observation