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Contract OI history

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Jan 21, 2028 EXPIRATION

RBRK $47.50 Call

RBRK280121C00047500

Latest saved OI143Oct 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 $47.50 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. 143710 2026-10-02: 139 OI2026-10-05: 139 OI2026-10-06: 139 OI2026-10-07: 139 OI2026-10-08: 139 OI2026-10-09: 139 OI2026-10-13: 139 OI2026-10-14: 139 OI2026-10-15: 139 OI2026-10-16: 139 OI2026-10-21: 143 OI2026-10-23: 143 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, 20261430
Oct 21, 2026Viewing143+4
Oct 16, 20261390
Oct 15, 20261390
Oct 14, 20261390
Oct 13, 20261390
Oct 09, 20261390
Oct 08, 20261390
Oct 07, 20261390
Oct 06, 20261390
Oct 05, 20261390
Oct 02, 2026139No prior observation