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Contract OI history

Back to BRK.B

Nov 06, 2026 EXPIRATION

BRK.B $530.00 Call

BRKB261106C00530000

Latest saved OI311Oct 23, 2026
Last change-3vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
BRK.B $530.00 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. 6803400 2026-10-02: 20 OI2026-10-05: 26 OI2026-10-06: 74 OI2026-10-07: 82 OI2026-10-08: 82 OI2026-10-09: 113 OI2026-10-13: 151 OI2026-10-14: 151 OI2026-10-15: 155 OI2026-10-16: 680 OI2026-10-21: 314 OI2026-10-23: 311 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, 2026Viewing311-3
Oct 21, 2026314-366
Oct 16, 2026680+525
Oct 15, 2026155+4
Oct 14, 20261510
Oct 13, 2026151+38
Oct 09, 2026113+31
Oct 08, 2026820
Oct 07, 202682+8
Oct 06, 202674+48
Oct 05, 202626+6
Oct 02, 202620No prior observation