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Contract OI history

Back to BRK.B

Dec 15, 2028 EXPIRATION

BRK.B $530.00 Call

BRKB281215C00530000

Latest saved OI384Oct 23, 2026
Last change0vs 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. 3901950 2026-10-02: 390 OI2026-10-05: 390 OI2026-10-06: 390 OI2026-10-07: 390 OI2026-10-08: 390 OI2026-10-09: 390 OI2026-10-13: 380 OI2026-10-14: 380 OI2026-10-15: 382 OI2026-10-16: 382 OI2026-10-21: 384 OI2026-10-23: 384 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, 2026Viewing3840
Oct 21, 2026384+2
Oct 16, 20263820
Oct 15, 2026382+2
Oct 14, 20263800
Oct 13, 2026380-10
Oct 09, 20263900
Oct 08, 20263900
Oct 07, 20263900
Oct 06, 20263900
Oct 05, 20263900
Oct 02, 2026390No prior observation