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Contract OI history

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Jan 21, 2028 EXPIRATION

RBRK $135.00 Call

RBRK280121C00135000

Latest saved OI765Oct 23, 2026
Last change+47vs 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. 7653820 2026-10-02: 729 OI2026-10-05: 718 OI2026-10-06: 718 OI2026-10-07: 718 OI2026-10-08: 718 OI2026-10-09: 718 OI2026-10-13: 718 OI2026-10-14: 718 OI2026-10-15: 718 OI2026-10-16: 718 OI2026-10-21: 718 OI2026-10-23: 765 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, 2026765+47
Oct 21, 2026Viewing7180
Oct 16, 20267180
Oct 15, 20267180
Oct 14, 20267180
Oct 13, 20267180
Oct 09, 20267180
Oct 08, 20267180
Oct 07, 20267180
Oct 06, 20267180
Oct 05, 2026718-11
Oct 02, 2026729No prior observation