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Contract OI history

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Dec 18, 2026 EXPIRATION

RBLX $55.00 Put

RBLX261218P00055000

Latest saved OI2,808Oct 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 $55.00 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. 2,8301,4150 2026-10-02: 2,830 OI2026-10-05: 2,830 OI2026-10-06: 2,822 OI2026-10-07: 2,816 OI2026-10-08: 2,816 OI2026-10-09: 2,816 OI2026-10-13: 2,820 OI2026-10-14: 2,820 OI2026-10-15: 2,820 OI2026-10-16: 2,820 OI2026-10-21: 2,812 OI2026-10-23: 2,808 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, 2026Viewing2,808-4
Oct 21, 20262,812-8
Oct 16, 20262,8200
Oct 15, 20262,8200
Oct 14, 20262,8200
Oct 13, 20262,820+4
Oct 09, 20262,8160
Oct 08, 20262,8160
Oct 07, 20262,816-6
Oct 06, 20262,822-8
Oct 05, 20262,8300
Oct 02, 20262,830No prior observation