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Contract OI history

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Dec 18, 2026 EXPIRATION

WPM $120.00 Put

WPM261218P00120000

Latest saved OI372Oct 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 $120.00 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. 3721860 2026-10-02: 361 OI2026-10-05: 361 OI2026-10-06: 361 OI2026-10-07: 362 OI2026-10-08: 362 OI2026-10-09: 363 OI2026-10-13: 363 OI2026-10-14: 363 OI2026-10-15: 367 OI2026-10-16: 366 OI2026-10-21: 372 OI2026-10-23: 372 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, 2026Viewing3720
Oct 21, 2026372+6
Oct 16, 2026366-1
Oct 15, 2026367+4
Oct 14, 20263630
Oct 13, 20263630
Oct 09, 2026363+1
Oct 08, 20263620
Oct 07, 2026362+1
Oct 06, 20263610
Oct 05, 20263610
Oct 02, 2026361No prior observation