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Contract OI history

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Dec 18, 2026 EXPIRATION

WPM $135.00 Call

WPM261218C00135000

Latest saved OI471Oct 23, 2026
Last change+10vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
WPM $135.00 call open interest history 12 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 4712350 2026-10-02: 442 OI2026-10-05: 444 OI2026-10-06: 444 OI2026-10-07: 444 OI2026-10-08: 444 OI2026-10-09: 443 OI2026-10-13: 443 OI2026-10-14: 444 OI2026-10-15: 464 OI2026-10-16: 457 OI2026-10-21: 461 OI2026-10-23: 471 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, 2026471+10
Oct 21, 2026Viewing461+4
Oct 16, 2026457-7
Oct 15, 2026464+20
Oct 14, 2026444+1
Oct 13, 20264430
Oct 09, 2026443-1
Oct 08, 20264440
Oct 07, 20264440
Oct 06, 20264440
Oct 05, 2026444+2
Oct 02, 2026442No prior observation