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Contract OI history

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Jan 15, 2027 EXPIRATION

RBRK $115.00 Put

RBRK270115P00115000

Latest saved OI272Oct 23, 2026
Last change+11vs 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. 2721360 2026-10-02: 227 OI2026-10-05: 237 OI2026-10-06: 246 OI2026-10-07: 252 OI2026-10-08: 252 OI2026-10-09: 252 OI2026-10-13: 252 OI2026-10-14: 252 OI2026-10-15: 252 OI2026-10-16: 254 OI2026-10-21: 261 OI2026-10-23: 272 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, 2026272+11
Oct 21, 2026Viewing261+7
Oct 16, 2026254+2
Oct 15, 20262520
Oct 14, 20262520
Oct 13, 20262520
Oct 09, 20262520
Oct 08, 20262520
Oct 07, 2026252+6
Oct 06, 2026246+9
Oct 05, 2026237+10
Oct 02, 2026227No prior observation