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Contract OI history

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Mar 19, 2027 EXPIRATION

RKT $18.00 Put

RKT270319P00018000

Latest saved OI580Oct 23, 2026
Last change+16vs 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. 5802900 2026-10-02: 564 OI2026-10-05: 564 OI2026-10-06: 564 OI2026-10-07: 564 OI2026-10-08: 564 OI2026-10-09: 564 OI2026-10-13: 564 OI2026-10-14: 564 OI2026-10-15: 564 OI2026-10-16: 564 OI2026-10-21: 564 OI2026-10-23: 580 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, 2026Viewing580+16
Oct 21, 20265640
Oct 16, 20265640
Oct 15, 20265640
Oct 14, 20265640
Oct 13, 20265640
Oct 09, 20265640
Oct 08, 20265640
Oct 07, 20265640
Oct 06, 20265640
Oct 05, 20265640
Oct 02, 2026564No prior observation