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Contract OI history

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Nov 06, 2026 EXPIRATION

U $40.00 Put

U261106P00040000

Latest saved OI205Oct 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
U $40.00 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. 2101050 2026-10-02: 10 OI2026-10-05: 20 OI2026-10-06: 80 OI2026-10-07: 156 OI2026-10-08: 156 OI2026-10-09: 207 OI2026-10-14: 210 OI2026-10-15: 175 OI2026-10-16: 175 OI2026-10-21: 204 OI2026-10-23: 205 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, 2026205+1
Oct 21, 2026Viewing204+29
Oct 16, 20261750
Oct 15, 2026175-35
Oct 14, 2026210+3
Oct 09, 2026207+51
Oct 08, 20261560
Oct 07, 2026156+76
Oct 06, 202680+60
Oct 05, 202620+10
Oct 02, 202610No prior observation