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Contract OI history

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Nov 20, 2026 EXPIRATION

PS $45.00 Put

PS261120P00045000

Latest saved OI550Oct 23, 2026
Last change0vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
PS $45.00 put open interest history 11 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 5602800 2026-10-02: 555 OI2026-10-05: 555 OI2026-10-06: 555 OI2026-10-07: 555 OI2026-10-08: 555 OI2026-10-09: 557 OI2026-10-13: 557 OI2026-10-14: 560 OI2026-10-16: 559 OI2026-10-21: 550 OI2026-10-23: 550 OI Oct 02, 2026Oct 23, 2026

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

PS contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing5500
Oct 21, 2026550-9
Oct 16, 2026559-1
Oct 14, 2026560+3
Oct 13, 20265570
Oct 09, 2026557+2
Oct 08, 20265550
Oct 07, 20265550
Oct 06, 20265550
Oct 05, 20265550
Oct 02, 2026555No prior observation