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Contract OI history

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Jan 15, 2027 EXPIRATION

PSX $300.00 Call

PSX270115C00300000

Latest saved OI329Oct 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 $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. 3291640 2026-10-02: 185 OI2026-10-05: 185 OI2026-10-06: 185 OI2026-10-07: 184 OI2026-10-08: 186 OI2026-10-09: 225 OI2026-10-13: 269 OI2026-10-14: 269 OI2026-10-15: 268 OI2026-10-16: 290 OI2026-10-21: 328 OI2026-10-23: 329 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, 2026Viewing329+1
Oct 21, 2026328+38
Oct 16, 2026290+22
Oct 15, 2026268-1
Oct 14, 20262690
Oct 13, 2026269+44
Oct 09, 2026225+39
Oct 08, 2026186+2
Oct 07, 2026184-1
Oct 06, 20261850
Oct 05, 20261850
Oct 02, 2026185No prior observation