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Contract OI history

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Nov 20, 2026 EXPIRATION

U $55.00 Put

U261120P00055000

Latest saved OI3,029Oct 23, 2026
Last change+6vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
U $55.00 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. 3,0291,5140 2026-10-02: 3,021 OI2026-10-05: 3,022 OI2026-10-06: 3,020 OI2026-10-07: 3,020 OI2026-10-08: 3,020 OI2026-10-09: 3,020 OI2026-10-14: 3,020 OI2026-10-15: 3,020 OI2026-10-16: 3,020 OI2026-10-21: 3,023 OI2026-10-23: 3,029 OI Oct 02, 2026Oct 23, 2026

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

U contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 20263,029+6
Oct 21, 2026Viewing3,023+3
Oct 16, 20263,0200
Oct 15, 20263,0200
Oct 14, 20263,0200
Oct 09, 20263,0200
Oct 08, 20263,0200
Oct 07, 20263,0200
Oct 06, 20263,020-2
Oct 05, 20263,022+1
Oct 02, 20263,021No prior observation