OITracker Cboe delayed data

Contract OI history

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Jun 17, 2027 EXPIRATION

CSX $40.00 Call

CSX270617C00040000

Latest saved OI589Oct 23, 2026
Last change-2vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
CSX $40.00 call open interest history 7 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 5912950 2026-10-09: 590 OI2026-10-13: 590 OI2026-10-14: 590 OI2026-10-15: 590 OI2026-10-16: 590 OI2026-10-21: 591 OI2026-10-23: 589 OI Oct 09, 2026Oct 23, 2026

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

CSX contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing589-2
Oct 21, 2026591+1
Oct 16, 20265900
Oct 15, 20265900
Oct 14, 20265900
Oct 13, 20265900
Oct 09, 2026590No prior observation