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Contract OI history

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Nov 20, 2026 EXPIRATION

U $20.00 Put

U261120P00020000

Latest saved OI124Oct 23, 2026
Last change0vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
U $20.00 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. 124620 2026-10-02: 124 OI2026-10-05: 124 OI2026-10-06: 123 OI2026-10-07: 123 OI2026-10-08: 123 OI2026-10-09: 124 OI2026-10-14: 124 OI2026-10-15: 124 OI2026-10-16: 124 OI2026-10-21: 124 OI2026-10-23: 124 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, 2026Viewing1240
Oct 21, 20261240
Oct 16, 20261240
Oct 15, 20261240
Oct 14, 20261240
Oct 09, 2026124+1
Oct 08, 20261230
Oct 07, 20261230
Oct 06, 2026123-1
Oct 05, 20261240
Oct 02, 2026124No prior observation