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Contract OI history

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Dec 18, 2026 EXPIRATION

UNM $85.00 Put

UNM261218P00085000

Latest saved OI106Oct 23, 2026
Last change+26vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
UNM $85.00 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. 106530 2026-10-02: 75 OI2026-10-05: 75 OI2026-10-06: 75 OI2026-10-07: 75 OI2026-10-08: 76 OI2026-10-09: 76 OI2026-10-14: 76 OI2026-10-15: 76 OI2026-10-16: 76 OI2026-10-21: 80 OI2026-10-23: 106 OI Oct 02, 2026Oct 23, 2026

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

UNM contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026106+26
Oct 21, 2026Viewing80+4
Oct 16, 2026760
Oct 15, 2026760
Oct 14, 2026760
Oct 09, 2026760
Oct 08, 202676+1
Oct 07, 2026750
Oct 06, 2026750
Oct 05, 2026750
Oct 02, 202675No prior observation