OITracker Cboe delayed data

Contract OI history

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Oct 23, 2026 EXPIRATION

RTX $215.00 Call

RTX261023C00215000

Latest saved OI497Oct 23, 2026
Last change-2vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
RTX $215.00 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. 4992490 2026-10-02: 57 OI2026-10-05: 57 OI2026-10-06: 57 OI2026-10-07: 57 OI2026-10-08: 57 OI2026-10-09: 69 OI2026-10-13: 74 OI2026-10-14: 74 OI2026-10-15: 74 OI2026-10-16: 74 OI2026-10-21: 499 OI2026-10-23: 497 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, 2026Viewing497-2
Oct 21, 2026499+425
Oct 16, 2026740
Oct 15, 2026740
Oct 14, 2026740
Oct 13, 202674+5
Oct 09, 202669+12
Oct 08, 2026570
Oct 07, 2026570
Oct 06, 2026570
Oct 05, 2026570
Oct 02, 202657No prior observation