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Contract OI history

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Dec 18, 2026 EXPIRATION

RBLX $37.50 Put

RBLX261218P00037500

Latest saved OI971Oct 23, 2026
Last change-10vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
RBLX $37.50 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. 9974980 2026-10-02: 942 OI2026-10-05: 962 OI2026-10-06: 990 OI2026-10-07: 989 OI2026-10-08: 989 OI2026-10-09: 997 OI2026-10-13: 980 OI2026-10-14: 980 OI2026-10-15: 980 OI2026-10-16: 990 OI2026-10-21: 981 OI2026-10-23: 971 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, 2026Viewing971-10
Oct 21, 2026981-9
Oct 16, 2026990+10
Oct 15, 20269800
Oct 14, 20269800
Oct 13, 2026980-17
Oct 09, 2026997+8
Oct 08, 20269890
Oct 07, 2026989-1
Oct 06, 2026990+28
Oct 05, 2026962+20
Oct 02, 2026942No prior observation