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Contract OI history

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Jun 17, 2027 EXPIRATION

CSX $42.50 Put

CSX270617P00042500

Latest saved OI462Oct 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 $42.50 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. 4622310 2026-10-09: 461 OI2026-10-13: 462 OI2026-10-14: 462 OI2026-10-15: 462 OI2026-10-16: 462 OI2026-10-21: 462 OI2026-10-23: 462 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, 2026Viewing4620
Oct 21, 20264620
Oct 16, 20264620
Oct 15, 20264620
Oct 14, 20264620
Oct 13, 2026462+1
Oct 09, 2026461No prior observation