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Contract OI history

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Oct 23, 2026 EXPIRATION

U $39.00 Put

U261023P00039000

Latest saved OI306Oct 23, 2026
Last change+51vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
U $39.00 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. 3061530 2026-10-02: 76 OI2026-10-05: 82 OI2026-10-06: 100 OI2026-10-07: 102 OI2026-10-08: 102 OI2026-10-09: 102 OI2026-10-14: 102 OI2026-10-15: 168 OI2026-10-16: 168 OI2026-10-21: 255 OI2026-10-23: 306 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, 2026306+51
Oct 21, 2026Viewing255+87
Oct 16, 20261680
Oct 15, 2026168+66
Oct 14, 20261020
Oct 09, 20261020
Oct 08, 20261020
Oct 07, 2026102+2
Oct 06, 2026100+18
Oct 05, 202682+6
Oct 02, 202676No prior observation