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Contract OI history

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Dec 18, 2026 EXPIRATION

W $97.50 Put

W261218P00097500

Latest saved OI47Oct 23, 2026
Last change0vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
W $97.50 put open interest history 12 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 53260 2026-10-02: 14 OI2026-10-05: 14 OI2026-10-06: 28 OI2026-10-07: 53 OI2026-10-08: 53 OI2026-10-09: 53 OI2026-10-13: 53 OI2026-10-14: 53 OI2026-10-15: 53 OI2026-10-16: 53 OI2026-10-21: 47 OI2026-10-23: 47 OI Oct 02, 2026Oct 23, 2026

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

W contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing470
Oct 21, 202647-6
Oct 16, 2026530
Oct 15, 2026530
Oct 14, 2026530
Oct 13, 2026530
Oct 09, 2026530
Oct 08, 2026530
Oct 07, 202653+25
Oct 06, 202628+14
Oct 05, 2026140
Oct 02, 202614No prior observation