OITracker Cboe delayed data

Contract OI history

Back to PSX

Jan 19, 2029 EXPIRATION

PSX $390.00 Call

PSX290119C00390000

Latest saved OI14Oct 23, 2026
Last change0vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
PSX $390.00 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. 1470 2026-10-02: 13 OI2026-10-05: 13 OI2026-10-06: 13 OI2026-10-07: 13 OI2026-10-08: 13 OI2026-10-09: 13 OI2026-10-13: 13 OI2026-10-14: 13 OI2026-10-15: 14 OI2026-10-16: 14 OI2026-10-21: 14 OI2026-10-23: 14 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, 2026Viewing140
Oct 21, 2026140
Oct 16, 2026140
Oct 15, 202614+1
Oct 14, 2026130
Oct 13, 2026130
Oct 09, 2026130
Oct 08, 2026130
Oct 07, 2026130
Oct 06, 2026130
Oct 05, 2026130
Oct 02, 202613No prior observation