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Contract OI history

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Dec 18, 2026 EXPIRATION

CSX $37.50 Call

CSX261218C00037500

Latest saved OI3,775Oct 23, 2026
Last change0vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
CSX $37.50 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. 3,7751,8870 2026-10-09: 3,775 OI2026-10-13: 3,775 OI2026-10-14: 3,775 OI2026-10-15: 3,775 OI2026-10-16: 3,775 OI2026-10-21: 3,775 OI2026-10-23: 3,775 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, 2026Viewing3,7750
Oct 21, 20263,7750
Oct 16, 20263,7750
Oct 15, 20263,7750
Oct 14, 20263,7750
Oct 13, 20263,7750
Oct 09, 20263,775No prior observation