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Contract OI history

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Oct 23, 2026 EXPIRATION

CSX $44.00 Put

CSX261023P00044000

Latest saved OI596Oct 23, 2026
Last change+574vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
CSX $44.00 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. 5962980 2026-10-09: 15 OI2026-10-13: 15 OI2026-10-14: 15 OI2026-10-15: 15 OI2026-10-16: 15 OI2026-10-21: 22 OI2026-10-23: 596 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, 2026Viewing596+574
Oct 21, 202622+7
Oct 16, 2026150
Oct 15, 2026150
Oct 14, 2026150
Oct 13, 2026150
Oct 09, 202615No prior observation