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Contract OI history

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Jan 21, 2028 EXPIRATION

RBRK $80.00 Call

RBRK280121C00080000

Latest saved OI300Oct 23, 2026
Last change0vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
RBRK $80.00 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. 3021510 2026-10-02: 302 OI2026-10-05: 301 OI2026-10-06: 301 OI2026-10-07: 301 OI2026-10-08: 301 OI2026-10-09: 301 OI2026-10-13: 301 OI2026-10-14: 301 OI2026-10-15: 301 OI2026-10-16: 301 OI2026-10-21: 300 OI2026-10-23: 300 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, 20263000
Oct 21, 2026Viewing300-1
Oct 16, 20263010
Oct 15, 20263010
Oct 14, 20263010
Oct 13, 20263010
Oct 09, 20263010
Oct 08, 20263010
Oct 07, 20263010
Oct 06, 20263010
Oct 05, 2026301-1
Oct 02, 2026302No prior observation