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Contract OI history

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Mar 19, 2027 EXPIRATION

WPM $120.00 Put

WPM270319P00120000

Latest saved OI270Oct 23, 2026
Last change+4vs 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. 2701350 2026-10-02: 255 OI2026-10-05: 255 OI2026-10-06: 255 OI2026-10-07: 255 OI2026-10-08: 255 OI2026-10-09: 255 OI2026-10-13: 255 OI2026-10-14: 255 OI2026-10-15: 260 OI2026-10-16: 260 OI2026-10-21: 266 OI2026-10-23: 270 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, 2026270+4
Oct 21, 2026Viewing266+6
Oct 16, 20262600
Oct 15, 2026260+5
Oct 14, 20262550
Oct 13, 20262550
Oct 09, 20262550
Oct 08, 20262550
Oct 07, 20262550
Oct 06, 20262550
Oct 05, 20262550
Oct 02, 2026255No prior observation