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Contract OI history

Back to BRK.B

Jun 17, 2027 EXPIRATION

BRK.B $580.00 Call

BRKB270617C00580000

Latest saved OI790Oct 23, 2026
Last change+22vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
BRK.B $580.00 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. 7903950 2026-10-02: 714 OI2026-10-05: 723 OI2026-10-06: 724 OI2026-10-07: 724 OI2026-10-08: 724 OI2026-10-09: 723 OI2026-10-13: 726 OI2026-10-14: 726 OI2026-10-15: 726 OI2026-10-16: 726 OI2026-10-21: 768 OI2026-10-23: 790 OI Oct 02, 2026Oct 23, 2026

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

BRK.B contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing790+22
Oct 21, 2026768+42
Oct 16, 20267260
Oct 15, 20267260
Oct 14, 20267260
Oct 13, 2026726+3
Oct 09, 2026723-1
Oct 08, 20267240
Oct 07, 20267240
Oct 06, 2026724+1
Oct 05, 2026723+9
Oct 02, 2026714No prior observation