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Contract OI history

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Jan 15, 2027 EXPIRATION

RBRK $75.00 Call

RBRK270115C00075000

Latest saved OI695Oct 23, 2026
Last change-1vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
RBRK $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. 7323660 2026-10-02: 732 OI2026-10-05: 715 OI2026-10-06: 715 OI2026-10-07: 715 OI2026-10-08: 715 OI2026-10-09: 699 OI2026-10-13: 699 OI2026-10-14: 699 OI2026-10-15: 696 OI2026-10-16: 696 OI2026-10-21: 696 OI2026-10-23: 695 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, 2026695-1
Oct 21, 2026Viewing6960
Oct 16, 20266960
Oct 15, 2026696-3
Oct 14, 20266990
Oct 13, 20266990
Oct 09, 2026699-16
Oct 08, 20267150
Oct 07, 20267150
Oct 06, 20267150
Oct 05, 2026715-17
Oct 02, 2026732No prior observation