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Contract OI history

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Nov 20, 2026 EXPIRATION

PSX $300.00 Call

PSX261120C00300000

Latest saved OI434Oct 23, 2026
Last change+9vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
PSX $300.00 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. 4342170 2026-10-02: 234 OI2026-10-05: 235 OI2026-10-06: 253 OI2026-10-07: 266 OI2026-10-08: 274 OI2026-10-09: 279 OI2026-10-13: 391 OI2026-10-14: 391 OI2026-10-15: 396 OI2026-10-16: 400 OI2026-10-21: 425 OI2026-10-23: 434 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, 2026Viewing434+9
Oct 21, 2026425+25
Oct 16, 2026400+4
Oct 15, 2026396+5
Oct 14, 20263910
Oct 13, 2026391+112
Oct 09, 2026279+5
Oct 08, 2026274+8
Oct 07, 2026266+13
Oct 06, 2026253+18
Oct 05, 2026235+1
Oct 02, 2026234No prior observation