OITracker Cboe delayed data

Contract OI history

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Jun 17, 2027 EXPIRATION

RTX $210.00 Call

RTX270617C00210000

Latest saved OI419Oct 23, 2026
Last change-5vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
RTX $210.00 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. 4242120 2026-10-02: 170 OI2026-10-05: 170 OI2026-10-06: 175 OI2026-10-07: 178 OI2026-10-08: 178 OI2026-10-09: 179 OI2026-10-13: 195 OI2026-10-14: 195 OI2026-10-15: 293 OI2026-10-16: 297 OI2026-10-21: 424 OI2026-10-23: 419 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, 2026Viewing419-5
Oct 21, 2026424+127
Oct 16, 2026297+4
Oct 15, 2026293+98
Oct 14, 20261950
Oct 13, 2026195+16
Oct 09, 2026179+1
Oct 08, 20261780
Oct 07, 2026178+3
Oct 06, 2026175+5
Oct 05, 20261700
Oct 02, 2026170No prior observation