OITracker Cboe delayed data

Contract OI history

Back to RBRK

Apr 16, 2027 EXPIRATION

RBRK $135.00 Call

RBRK270416C00135000

Latest saved OI1,041Oct 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
RBRK $135.00 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. 1,0415200 2026-10-02: 1,020 OI2026-10-05: 1,021 OI2026-10-06: 1,028 OI2026-10-07: 1,028 OI2026-10-08: 1,028 OI2026-10-09: 1,033 OI2026-10-13: 1,033 OI2026-10-14: 1,033 OI2026-10-15: 1,038 OI2026-10-16: 1,038 OI2026-10-21: 1,038 OI2026-10-23: 1,041 OI Oct 02, 2026Oct 23, 2026

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

RBRK contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing1,041+3
Oct 21, 20261,0380
Oct 16, 20261,0380
Oct 15, 20261,038+5
Oct 14, 20261,0330
Oct 13, 20261,0330
Oct 09, 20261,033+5
Oct 08, 20261,0280
Oct 07, 20261,0280
Oct 06, 20261,028+7
Oct 05, 20261,021+1
Oct 02, 20261,020No prior observation