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Contract OI history

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Nov 20, 2026 EXPIRATION

PSN $35.00 Put

PSN261120P00035000

Latest saved OI306Oct 23, 2026
Last change-60vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
PSN $35.00 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. 4032010 2026-10-02: 368 OI2026-10-05: 369 OI2026-10-06: 369 OI2026-10-07: 369 OI2026-10-08: 374 OI2026-10-09: 374 OI2026-10-13: 403 OI2026-10-14: 403 OI2026-10-15: 403 OI2026-10-16: 403 OI2026-10-21: 366 OI2026-10-23: 306 OI Oct 02, 2026Oct 23, 2026

All saved dates are shown. Changes compare consecutive saved observations. Missing observations are not filled with zero.

PSN contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing306-60
Oct 21, 2026366-37
Oct 16, 20264030
Oct 15, 20264030
Oct 14, 20264030
Oct 13, 2026403+29
Oct 09, 20263740
Oct 08, 2026374+5
Oct 07, 20263690
Oct 06, 20263690
Oct 05, 2026369+1
Oct 02, 2026368No prior observation