OITracker Cboe delayed data

Contract OI history

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Jan 15, 2027 EXPIRATION

RBLX $37.50 Put

RBLX270115P00037500

Latest saved OI2,899Oct 23, 2026
Last change+25vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
RBLX $37.50 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. 2,8991,4490 2026-10-02: 2,845 OI2026-10-05: 2,851 OI2026-10-06: 2,837 OI2026-10-07: 2,835 OI2026-10-08: 2,835 OI2026-10-09: 2,832 OI2026-10-13: 2,835 OI2026-10-14: 2,835 OI2026-10-15: 2,835 OI2026-10-16: 2,873 OI2026-10-21: 2,874 OI2026-10-23: 2,899 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, 2026Viewing2,899+25
Oct 21, 20262,874+1
Oct 16, 20262,873+38
Oct 15, 20262,8350
Oct 14, 20262,8350
Oct 13, 20262,835+3
Oct 09, 20262,832-3
Oct 08, 20262,8350
Oct 07, 20262,835-2
Oct 06, 20262,837-14
Oct 05, 20262,851+6
Oct 02, 20262,845No prior observation