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Contract OI history

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Dec 18, 2026 EXPIRATION

RBLX $20.00 Put

RBLX261218P00020000

Latest saved OI579Oct 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
RBLX $20.00 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. 5792890 2026-10-02: 579 OI2026-10-05: 579 OI2026-10-06: 579 OI2026-10-07: 579 OI2026-10-08: 579 OI2026-10-09: 579 OI2026-10-13: 579 OI2026-10-14: 579 OI2026-10-15: 579 OI2026-10-16: 578 OI2026-10-21: 578 OI2026-10-23: 579 OI Oct 02, 2026Oct 23, 2026

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

RBLX contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing579+1
Oct 21, 20265780
Oct 16, 2026578-1
Oct 15, 20265790
Oct 14, 20265790
Oct 13, 20265790
Oct 09, 20265790
Oct 08, 20265790
Oct 07, 20265790
Oct 06, 20265790
Oct 05, 20265790
Oct 02, 2026579No prior observation