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Contract OI history

Back to BRK.B

Nov 06, 2026 EXPIRATION

BRK.B $495.00 Put

BRKB261106P00495000

Latest saved OI61Oct 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 $495.00 put open interest history 12 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 72360 2026-10-02: 49 OI2026-10-05: 49 OI2026-10-06: 51 OI2026-10-07: 56 OI2026-10-08: 56 OI2026-10-09: 66 OI2026-10-13: 70 OI2026-10-14: 70 OI2026-10-15: 72 OI2026-10-16: 69 OI2026-10-21: 61 OI2026-10-23: 61 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, 2026Viewing610
Oct 21, 202661-8
Oct 16, 202669-3
Oct 15, 202672+2
Oct 14, 2026700
Oct 13, 202670+4
Oct 09, 202666+10
Oct 08, 2026560
Oct 07, 202656+5
Oct 06, 202651+2
Oct 05, 2026490
Oct 02, 202649No prior observation