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Contract OI history

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Nov 20, 2026 EXPIRATION

UNM $87.50 Put

UNM261120P00087500

Latest saved OI660Oct 23, 2026
Last change+1vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
UNM $87.50 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. 6603300 2026-10-02: 14 OI2026-10-05: 14 OI2026-10-06: 13 OI2026-10-07: 13 OI2026-10-08: 13 OI2026-10-09: 14 OI2026-10-14: 18 OI2026-10-15: 18 OI2026-10-16: 18 OI2026-10-21: 659 OI2026-10-23: 660 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, 2026660+1
Oct 21, 2026Viewing659+641
Oct 16, 2026180
Oct 15, 2026180
Oct 14, 202618+4
Oct 09, 202614+1
Oct 08, 2026130
Oct 07, 2026130
Oct 06, 202613-1
Oct 05, 2026140
Oct 02, 202614No prior observation