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Contract OI history

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Jan 15, 2027 EXPIRATION

RBRK $105.00 Put

RBRK270115P00105000

Latest saved OI172Oct 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 $105.00 put open interest history 12 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 173860 2026-10-02: 137 OI2026-10-05: 145 OI2026-10-06: 145 OI2026-10-07: 148 OI2026-10-08: 148 OI2026-10-09: 160 OI2026-10-13: 166 OI2026-10-14: 166 OI2026-10-15: 160 OI2026-10-16: 173 OI2026-10-21: 173 OI2026-10-23: 172 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, 2026172-1
Oct 21, 2026Viewing1730
Oct 16, 2026173+13
Oct 15, 2026160-6
Oct 14, 20261660
Oct 13, 2026166+6
Oct 09, 2026160+12
Oct 08, 20261480
Oct 07, 2026148+3
Oct 06, 20261450
Oct 05, 2026145+8
Oct 02, 2026137No prior observation