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Contract OI history

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Dec 18, 2026 EXPIRATION

PSX $230.00 Call

PSX261218C00230000

Latest saved OI401Oct 23, 2026
Last change-704vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
PSX $230.00 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. 1,1055520 2026-10-02: 1,104 OI2026-10-05: 1,104 OI2026-10-06: 1,104 OI2026-10-07: 1,104 OI2026-10-08: 1,104 OI2026-10-09: 1,104 OI2026-10-13: 1,104 OI2026-10-14: 1,104 OI2026-10-15: 1,104 OI2026-10-16: 1,105 OI2026-10-21: 1,105 OI2026-10-23: 401 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, 2026Viewing401-704
Oct 21, 20261,1050
Oct 16, 20261,105+1
Oct 15, 20261,1040
Oct 14, 20261,1040
Oct 13, 20261,1040
Oct 09, 20261,1040
Oct 08, 20261,1040
Oct 07, 20261,1040
Oct 06, 20261,1040
Oct 05, 20261,1040
Oct 02, 20261,104No prior observation