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Contract OI history

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Dec 18, 2026 EXPIRATION

RBLX $42.50 Put

RBLX261218P00042500

Latest saved OI1,075Oct 23, 2026
Last change-4vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
RBLX $42.50 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. 1,0795390 2026-10-02: 1,003 OI2026-10-05: 1,003 OI2026-10-06: 1,018 OI2026-10-07: 1,018 OI2026-10-08: 1,018 OI2026-10-09: 1,018 OI2026-10-13: 1,017 OI2026-10-14: 1,017 OI2026-10-15: 1,020 OI2026-10-16: 1,020 OI2026-10-21: 1,079 OI2026-10-23: 1,075 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, 2026Viewing1,075-4
Oct 21, 20261,079+59
Oct 16, 20261,0200
Oct 15, 20261,020+3
Oct 14, 20261,0170
Oct 13, 20261,017-1
Oct 09, 20261,0180
Oct 08, 20261,0180
Oct 07, 20261,0180
Oct 06, 20261,018+15
Oct 05, 20261,0030
Oct 02, 20261,003No prior observation