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Contract OI history

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Oct 23, 2026 EXPIRATION

RBRK $121.00 Call

RBRK261023C00121000

Latest saved OI725Oct 23, 2026
Last change+640vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
RBRK $121.00 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. 7253620 2026-10-02: 1 OI2026-10-05: 25 OI2026-10-06: 25 OI2026-10-07: 25 OI2026-10-08: 25 OI2026-10-09: 25 OI2026-10-13: 25 OI2026-10-14: 25 OI2026-10-15: 25 OI2026-10-16: 28 OI2026-10-21: 85 OI2026-10-23: 725 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, 2026Viewing725+640
Oct 21, 202685+57
Oct 16, 202628+3
Oct 15, 2026250
Oct 14, 2026250
Oct 13, 2026250
Oct 09, 2026250
Oct 08, 2026250
Oct 07, 2026250
Oct 06, 2026250
Oct 05, 202625+24
Oct 02, 20261No prior observation