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Contract OI history

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Oct 23, 2026 EXPIRATION

PSX $265.00 Put

PSX261023P00265000

Latest saved OI294Oct 23, 2026
Last change+231vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
PSX $265.00 put open interest history 12 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 2941470 2026-10-02: 8 OI2026-10-05: 8 OI2026-10-06: 9 OI2026-10-07: 9 OI2026-10-08: 10 OI2026-10-09: 10 OI2026-10-13: 23 OI2026-10-14: 23 OI2026-10-15: 23 OI2026-10-16: 31 OI2026-10-21: 63 OI2026-10-23: 294 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, 2026Viewing294+231
Oct 21, 202663+32
Oct 16, 202631+8
Oct 15, 2026230
Oct 14, 2026230
Oct 13, 202623+13
Oct 09, 2026100
Oct 08, 202610+1
Oct 07, 202690
Oct 06, 20269+1
Oct 05, 202680
Oct 02, 20268No prior observation