OITracker Cboe delayed data

Contract OI history

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Oct 30, 2026 EXPIRATION

PSX $310.00 Call

PSX261030C00310000

Latest saved OI23Oct 23, 2026
Last change-2vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
PSX $310.00 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. 25120 2026-10-02: 6 OI2026-10-05: 6 OI2026-10-06: 6 OI2026-10-07: 6 OI2026-10-08: 6 OI2026-10-09: 6 OI2026-10-13: 20 OI2026-10-14: 20 OI2026-10-15: 20 OI2026-10-16: 20 OI2026-10-21: 25 OI2026-10-23: 23 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, 2026Viewing23-2
Oct 21, 202625+5
Oct 16, 2026200
Oct 15, 2026200
Oct 14, 2026200
Oct 13, 202620+14
Oct 09, 202660
Oct 08, 202660
Oct 07, 202660
Oct 06, 202660
Oct 05, 202660
Oct 02, 20266No prior observation