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Contract OI history

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Nov 20, 2026 EXPIRATION

PSX $280.00 Call

PSX261120C00280000

Latest saved OI562Oct 23, 2026
Last change+4vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
PSX $280.00 call open interest history 12 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 5942970 2026-10-02: 522 OI2026-10-05: 518 OI2026-10-06: 521 OI2026-10-07: 531 OI2026-10-08: 594 OI2026-10-09: 587 OI2026-10-13: 578 OI2026-10-14: 578 OI2026-10-15: 562 OI2026-10-16: 561 OI2026-10-21: 558 OI2026-10-23: 562 OI Oct 02, 2026Oct 23, 2026

All saved dates are shown. Changes compare consecutive saved observations. Missing observations are not filled with zero.

PSX contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing562+4
Oct 21, 2026558-3
Oct 16, 2026561-1
Oct 15, 2026562-16
Oct 14, 20265780
Oct 13, 2026578-9
Oct 09, 2026587-7
Oct 08, 2026594+63
Oct 07, 2026531+10
Oct 06, 2026521+3
Oct 05, 2026518-4
Oct 02, 2026522No prior observation