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Contract OI history

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Feb 19, 2027 EXPIRATION

BKH $85.00 Call

BKH270219C00085000

Latest saved OI156Oct 23, 2026
Last change0vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
BKH $85.00 call open interest history 12 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 156780 2026-10-02: 22 OI2026-10-05: 22 OI2026-10-06: 22 OI2026-10-07: 22 OI2026-10-08: 22 OI2026-10-09: 22 OI2026-10-13: 22 OI2026-10-14: 22 OI2026-10-15: 123 OI2026-10-16: 146 OI2026-10-21: 156 OI2026-10-23: 156 OI Oct 02, 2026Oct 23, 2026

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

BKH contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing1560
Oct 21, 2026156+10
Oct 16, 2026146+23
Oct 15, 2026123+101
Oct 14, 2026220
Oct 13, 2026220
Oct 09, 2026220
Oct 08, 2026220
Oct 07, 2026220
Oct 06, 2026220
Oct 05, 2026220
Oct 02, 202622No prior observation