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Contract OI history

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Nov 20, 2026 EXPIRATION

U $41.00 Put

U261120P00041000

Latest saved OI1,150Oct 23, 2026
Last change+402vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
U $41.00 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. 1,1505750 2026-10-02: 235 OI2026-10-05: 243 OI2026-10-06: 238 OI2026-10-07: 242 OI2026-10-08: 242 OI2026-10-09: 244 OI2026-10-14: 247 OI2026-10-15: 397 OI2026-10-16: 397 OI2026-10-21: 748 OI2026-10-23: 1,150 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, 20261,150+402
Oct 21, 2026Viewing748+351
Oct 16, 20263970
Oct 15, 2026397+150
Oct 14, 2026247+3
Oct 09, 2026244+2
Oct 08, 20262420
Oct 07, 2026242+4
Oct 06, 2026238-5
Oct 05, 2026243+8
Oct 02, 2026235No prior observation