OITracker Cboe delayed data

Contract OI history

Back to RBLX

Dec 18, 2026 EXPIRATION

RBLX $42.50 Call

RBLX261218C00042500

Latest saved OI538Oct 23, 2026
Last change-1vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
RBLX $42.50 call open interest history 12 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 5392690 2026-10-02: 533 OI2026-10-05: 533 OI2026-10-06: 532 OI2026-10-07: 532 OI2026-10-08: 532 OI2026-10-09: 532 OI2026-10-13: 531 OI2026-10-14: 531 OI2026-10-15: 531 OI2026-10-16: 529 OI2026-10-21: 539 OI2026-10-23: 538 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, 2026Viewing538-1
Oct 21, 2026539+10
Oct 16, 2026529-2
Oct 15, 20265310
Oct 14, 20265310
Oct 13, 2026531-1
Oct 09, 20265320
Oct 08, 20265320
Oct 07, 20265320
Oct 06, 2026532-1
Oct 05, 20265330
Oct 02, 2026533No prior observation