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Contract OI history

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Jan 21, 2028 EXPIRATION

RKT $18.00 Put

RKT280121P00018000

Latest saved OI1,299Oct 23, 2026
Last change0vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
RKT $18.00 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. 1,3076530 2026-10-02: 1,307 OI2026-10-05: 1,307 OI2026-10-06: 1,299 OI2026-10-07: 1,299 OI2026-10-08: 1,299 OI2026-10-09: 1,298 OI2026-10-13: 1,299 OI2026-10-14: 1,299 OI2026-10-15: 1,299 OI2026-10-16: 1,299 OI2026-10-21: 1,299 OI2026-10-23: 1,299 OI Oct 02, 2026Oct 23, 2026

All saved dates are shown. Changes compare consecutive saved observations. Missing observations are not filled with zero.

RKT contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing1,2990
Oct 21, 20261,2990
Oct 16, 20261,2990
Oct 15, 20261,2990
Oct 14, 20261,2990
Oct 13, 20261,299+1
Oct 09, 20261,298-1
Oct 08, 20261,2990
Oct 07, 20261,2990
Oct 06, 20261,299-8
Oct 05, 20261,3070
Oct 02, 20261,307No prior observation