OITracker Cboe delayed data

Contract OI history

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Jun 17, 2027 EXPIRATION

RBLX $40.00 Put

RBLX270617P00040000

Latest saved OI502Oct 23, 2026
Last change+3vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
RBLX $40.00 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. 5022510 2026-10-02: 489 OI2026-10-05: 490 OI2026-10-06: 491 OI2026-10-07: 491 OI2026-10-08: 491 OI2026-10-09: 493 OI2026-10-13: 487 OI2026-10-14: 487 OI2026-10-15: 487 OI2026-10-16: 489 OI2026-10-21: 499 OI2026-10-23: 502 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, 2026Viewing502+3
Oct 21, 2026499+10
Oct 16, 2026489+2
Oct 15, 20264870
Oct 14, 20264870
Oct 13, 2026487-6
Oct 09, 2026493+2
Oct 08, 20264910
Oct 07, 20264910
Oct 06, 2026491+1
Oct 05, 2026490+1
Oct 02, 2026489No prior observation