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Contract OI history

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Jan 15, 2027 EXPIRATION

RBRK $75.00 Put

RBRK270115P00075000

Latest saved OI223Oct 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 $75.00 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. 2481240 2026-10-02: 242 OI2026-10-05: 240 OI2026-10-06: 240 OI2026-10-07: 240 OI2026-10-08: 240 OI2026-10-09: 242 OI2026-10-13: 248 OI2026-10-14: 248 OI2026-10-15: 223 OI2026-10-16: 223 OI2026-10-21: 223 OI2026-10-23: 223 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, 20262230
Oct 21, 2026Viewing2230
Oct 16, 20262230
Oct 15, 2026223-25
Oct 14, 20262480
Oct 13, 2026248+6
Oct 09, 2026242+2
Oct 08, 20262400
Oct 07, 20262400
Oct 06, 20262400
Oct 05, 2026240-2
Oct 02, 2026242No prior observation