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Contract OI history

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Feb 19, 2027 EXPIRATION

PSX $320.00 Call

PSX270219C00320000

Latest saved OI29Oct 23, 2026
Last change-1vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
PSX $320.00 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. 30150 2026-10-02: 19 OI2026-10-05: 19 OI2026-10-06: 19 OI2026-10-07: 19 OI2026-10-08: 19 OI2026-10-09: 19 OI2026-10-13: 30 OI2026-10-14: 30 OI2026-10-15: 30 OI2026-10-16: 30 OI2026-10-21: 30 OI2026-10-23: 29 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, 2026Viewing29-1
Oct 21, 2026300
Oct 16, 2026300
Oct 15, 2026300
Oct 14, 2026300
Oct 13, 202630+11
Oct 09, 2026190
Oct 08, 2026190
Oct 07, 2026190
Oct 06, 2026190
Oct 05, 2026190
Oct 02, 202619No prior observation