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Contract OI history

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Mar 19, 2027 EXPIRATION

CSX $35.00 Put

CSX270319P00035000

Latest saved OI123Oct 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 $35.00 put open interest history 7 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 123610 2026-10-09: 123 OI2026-10-13: 123 OI2026-10-14: 123 OI2026-10-15: 123 OI2026-10-16: 123 OI2026-10-21: 123 OI2026-10-23: 123 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, 2026Viewing1230
Oct 21, 20261230
Oct 16, 20261230
Oct 15, 20261230
Oct 14, 20261230
Oct 13, 20261230
Oct 09, 2026123No prior observation