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Contract OI history

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Nov 20, 2026 EXPIRATION

BKR $55.00 Put

BKR261120P00055000

Latest saved OI2,002Oct 23, 2026
Last change+53vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
BKR $55.00 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. 2,0021,0010 2026-10-09: 197 OI2026-10-13: 245 OI2026-10-14: 253 OI2026-10-15: 804 OI2026-10-16: 812 OI2026-10-21: 1,949 OI2026-10-23: 2,002 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, 2026Viewing2,002+53
Oct 21, 20261,949+1,137
Oct 16, 2026812+8
Oct 15, 2026804+551
Oct 14, 2026253+8
Oct 13, 2026245+48
Oct 09, 2026197No prior observation