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Contract OI history

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Oct 23, 2026 EXPIRATION

PSX $250.00 Put

PSX261023P00250000

Latest saved OI130Oct 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 $250.00 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. 131650 2026-10-02: 96 OI2026-10-05: 97 OI2026-10-06: 104 OI2026-10-07: 104 OI2026-10-08: 106 OI2026-10-09: 102 OI2026-10-13: 101 OI2026-10-14: 101 OI2026-10-15: 130 OI2026-10-16: 131 OI2026-10-21: 130 OI2026-10-23: 130 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, 2026Viewing1300
Oct 21, 2026130-1
Oct 16, 2026131+1
Oct 15, 2026130+29
Oct 14, 20261010
Oct 13, 2026101-1
Oct 09, 2026102-4
Oct 08, 2026106+2
Oct 07, 20261040
Oct 06, 2026104+7
Oct 05, 202697+1
Oct 02, 202696No prior observation