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Contract OI history

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Jan 15, 2027 EXPIRATION

RBLX $27.50 Put

RBLX270115P00027500

Latest saved OI517Oct 23, 2026
Last change-6vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
RBLX $27.50 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. 5232610 2026-10-02: 516 OI2026-10-05: 516 OI2026-10-06: 516 OI2026-10-07: 516 OI2026-10-08: 516 OI2026-10-09: 515 OI2026-10-13: 515 OI2026-10-14: 515 OI2026-10-15: 515 OI2026-10-16: 515 OI2026-10-21: 523 OI2026-10-23: 517 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, 2026Viewing517-6
Oct 21, 2026523+8
Oct 16, 20265150
Oct 15, 20265150
Oct 14, 20265150
Oct 13, 20265150
Oct 09, 2026515-1
Oct 08, 20265160
Oct 07, 20265160
Oct 06, 20265160
Oct 05, 20265160
Oct 02, 2026516No prior observation