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Contract OI history

Back to BRK.B

Nov 20, 2026 EXPIRATION

BRK.B $510.00 Call

BRKB261120C00510000

Latest saved OI846Oct 23, 2026
Last change-28vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
BRK.B $510.00 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. 9094540 2026-10-02: 702 OI2026-10-05: 727 OI2026-10-06: 807 OI2026-10-07: 868 OI2026-10-08: 868 OI2026-10-09: 909 OI2026-10-13: 887 OI2026-10-14: 887 OI2026-10-15: 884 OI2026-10-16: 895 OI2026-10-21: 874 OI2026-10-23: 846 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, 2026Viewing846-28
Oct 21, 2026874-21
Oct 16, 2026895+11
Oct 15, 2026884-3
Oct 14, 20268870
Oct 13, 2026887-22
Oct 09, 2026909+41
Oct 08, 20268680
Oct 07, 2026868+61
Oct 06, 2026807+80
Oct 05, 2026727+25
Oct 02, 2026702No prior observation