OITracker Cboe delayed data

Contract OI history

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Jan 21, 2028 EXPIRATION

RBLX $55.00 Put

RBLX280121P00055000

Latest saved OI3,773Oct 23, 2026
Last change0vs 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. 3,8261,9130 2026-10-02: 3,826 OI2026-10-05: 3,826 OI2026-10-06: 3,826 OI2026-10-07: 3,826 OI2026-10-08: 3,826 OI2026-10-09: 3,822 OI2026-10-13: 3,822 OI2026-10-14: 3,822 OI2026-10-15: 3,822 OI2026-10-16: 3,822 OI2026-10-21: 3,773 OI2026-10-23: 3,773 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, 2026Viewing3,7730
Oct 21, 20263,773-49
Oct 16, 20263,8220
Oct 15, 20263,8220
Oct 14, 20263,8220
Oct 13, 20263,8220
Oct 09, 20263,822-4
Oct 08, 20263,8260
Oct 07, 20263,8260
Oct 06, 20263,8260
Oct 05, 20263,8260
Oct 02, 20263,826No prior observation