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Contract OI history

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Dec 18, 2026 EXPIRATION

WPM $140.00 Put

WPM261218P00140000

Latest saved OI446Oct 23, 2026
Last change0vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
WPM $140.00 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. 5082540 2026-10-02: 266 OI2026-10-05: 362 OI2026-10-06: 362 OI2026-10-07: 370 OI2026-10-08: 370 OI2026-10-09: 448 OI2026-10-13: 508 OI2026-10-14: 508 OI2026-10-15: 446 OI2026-10-16: 446 OI2026-10-21: 446 OI2026-10-23: 446 OI Oct 02, 2026Oct 23, 2026

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

WPM contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 20264460
Oct 21, 2026Viewing4460
Oct 16, 20264460
Oct 15, 2026446-62
Oct 14, 20265080
Oct 13, 2026508+60
Oct 09, 2026448+78
Oct 08, 20263700
Oct 07, 2026370+8
Oct 06, 20263620
Oct 05, 2026362+96
Oct 02, 2026266No prior observation