OITracker Cboe delayed data

Contract OI history

Back to BRK.B

Dec 18, 2026 EXPIRATION

BRK.B $560.00 Call

BRKB261218C00560000

Latest saved OI1,597Oct 23, 2026
Last change+190vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
BRK.B $560.00 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. 1,5977980 2026-10-02: 1,231 OI2026-10-05: 1,223 OI2026-10-06: 1,208 OI2026-10-07: 1,208 OI2026-10-08: 1,208 OI2026-10-09: 1,219 OI2026-10-13: 1,225 OI2026-10-14: 1,225 OI2026-10-15: 1,230 OI2026-10-16: 1,243 OI2026-10-21: 1,407 OI2026-10-23: 1,597 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, 2026Viewing1,597+190
Oct 21, 20261,407+164
Oct 16, 20261,243+13
Oct 15, 20261,230+5
Oct 14, 20261,2250
Oct 13, 20261,225+6
Oct 09, 20261,219+11
Oct 08, 20261,2080
Oct 07, 20261,2080
Oct 06, 20261,208-15
Oct 05, 20261,223-8
Oct 02, 20261,231No prior observation