OITracker Cboe delayed data

Contract OI history

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Dec 18, 2026 EXPIRATION

RTX $90.00 Put

RTX261218P00090000

Latest saved OI351Oct 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
RTX $90.00 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. 3521760 2026-10-02: 149 OI2026-10-05: 149 OI2026-10-06: 149 OI2026-10-07: 149 OI2026-10-08: 149 OI2026-10-09: 149 OI2026-10-13: 149 OI2026-10-14: 149 OI2026-10-15: 149 OI2026-10-16: 149 OI2026-10-21: 352 OI2026-10-23: 351 OI Oct 02, 2026Oct 23, 2026

All saved dates are shown. Changes compare consecutive saved observations. Missing observations are not filled with zero.

RTX contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing351-1
Oct 21, 2026352+203
Oct 16, 20261490
Oct 15, 20261490
Oct 14, 20261490
Oct 13, 20261490
Oct 09, 20261490
Oct 08, 20261490
Oct 07, 20261490
Oct 06, 20261490
Oct 05, 20261490
Oct 02, 2026149No prior observation