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Contract OI history

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Oct 30, 2026 EXPIRATION

RBRK $115.00 Put

RBRK261030P00115000

Latest saved OI138Oct 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 $115.00 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. 138690 2026-10-02: 4 OI2026-10-05: 12 OI2026-10-06: 9 OI2026-10-07: 13 OI2026-10-08: 13 OI2026-10-09: 16 OI2026-10-13: 11 OI2026-10-14: 11 OI2026-10-15: 10 OI2026-10-16: 10 OI2026-10-21: 137 OI2026-10-23: 138 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, 2026138+1
Oct 21, 2026Viewing137+127
Oct 16, 2026100
Oct 15, 202610-1
Oct 14, 2026110
Oct 13, 202611-5
Oct 09, 202616+3
Oct 08, 2026130
Oct 07, 202613+4
Oct 06, 20269-3
Oct 05, 202612+8
Oct 02, 20264No prior observation