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Contract OI history

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Dec 18, 2026 EXPIRATION

XYZ $50.00 Put

XYZ261218P00050000

Latest saved OI538Oct 23, 2026
Last change+11vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
XYZ $50.00 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. 5382690 2026-10-02: 487 OI2026-10-05: 487 OI2026-10-06: 487 OI2026-10-07: 487 OI2026-10-08: 487 OI2026-10-09: 487 OI2026-10-14: 487 OI2026-10-15: 487 OI2026-10-16: 487 OI2026-10-21: 527 OI2026-10-23: 538 OI Oct 02, 2026Oct 23, 2026

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

XYZ contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing538+11
Oct 21, 2026527+40
Oct 16, 20264870
Oct 15, 20264870
Oct 14, 20264870
Oct 09, 20264870
Oct 08, 20264870
Oct 07, 20264870
Oct 06, 20264870
Oct 05, 20264870
Oct 02, 2026487No prior observation