OITracker Cboe delayed data

Contract OI history

Back to BRO

Dec 18, 2026 EXPIRATION

BRO $75.00 Call

BRO261218C00075000

Latest saved OI570Oct 23, 2026
Last change+299vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
BRO $75.00 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. 5702850 2026-10-02: 255 OI2026-10-05: 255 OI2026-10-06: 255 OI2026-10-07: 255 OI2026-10-08: 255 OI2026-10-09: 257 OI2026-10-13: 257 OI2026-10-14: 257 OI2026-10-15: 257 OI2026-10-16: 260 OI2026-10-21: 271 OI2026-10-23: 570 OI Oct 02, 2026Oct 23, 2026

All saved dates are shown. Changes compare consecutive saved observations. Missing observations are not filled with zero.

BRO contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing570+299
Oct 21, 2026271+11
Oct 16, 2026260+3
Oct 15, 20262570
Oct 14, 20262570
Oct 13, 20262570
Oct 09, 2026257+2
Oct 08, 20262550
Oct 07, 20262550
Oct 06, 20262550
Oct 05, 20262550
Oct 02, 2026255No prior observation