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Contract OI history

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Dec 18, 2026 EXPIRATION

WPM $90.00 Put

WPM261218P00090000

Latest saved OI122Oct 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 $90.00 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. 122610 2026-10-02: 85 OI2026-10-05: 85 OI2026-10-06: 85 OI2026-10-07: 85 OI2026-10-08: 85 OI2026-10-09: 85 OI2026-10-13: 121 OI2026-10-14: 121 OI2026-10-15: 121 OI2026-10-16: 121 OI2026-10-21: 122 OI2026-10-23: 122 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, 20261220
Oct 21, 2026Viewing122+1
Oct 16, 20261210
Oct 15, 20261210
Oct 14, 20261210
Oct 13, 2026121+36
Oct 09, 2026850
Oct 08, 2026850
Oct 07, 2026850
Oct 06, 2026850
Oct 05, 2026850
Oct 02, 202685No prior observation