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Contract OI history

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Nov 20, 2026 EXPIRATION

PSX $220.00 Call

PSX261120C00220000

Latest saved OI937Oct 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 $220.00 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. 9414700 2026-10-02: 733 OI2026-10-05: 910 OI2026-10-06: 910 OI2026-10-07: 939 OI2026-10-08: 941 OI2026-10-09: 941 OI2026-10-13: 938 OI2026-10-14: 938 OI2026-10-15: 938 OI2026-10-16: 938 OI2026-10-21: 938 OI2026-10-23: 937 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, 2026Viewing937-1
Oct 21, 20269380
Oct 16, 20269380
Oct 15, 20269380
Oct 14, 20269380
Oct 13, 2026938-3
Oct 09, 20269410
Oct 08, 2026941+2
Oct 07, 2026939+29
Oct 06, 20269100
Oct 05, 2026910+177
Oct 02, 2026733No prior observation