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Contract OI history

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Jun 17, 2027 EXPIRATION

CSX $52.50 Put

CSX270617P00052500

Latest saved OI304Oct 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 $52.50 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. 3041520 2026-10-09: 302 OI2026-10-13: 302 OI2026-10-14: 302 OI2026-10-15: 302 OI2026-10-16: 302 OI2026-10-21: 302 OI2026-10-23: 304 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, 2026Viewing304+2
Oct 21, 20263020
Oct 16, 20263020
Oct 15, 20263020
Oct 14, 20263020
Oct 13, 20263020
Oct 09, 2026302No prior observation