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Contract OI history

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Dec 18, 2026 EXPIRATION

WHR $37.50 Call

WHR261218C00037500

Latest saved OI664Oct 23, 2026
Last change+5vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
WHR $37.50 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. 6643320 2026-10-02: 325 OI2026-10-05: 333 OI2026-10-06: 341 OI2026-10-07: 391 OI2026-10-08: 390 OI2026-10-09: 390 OI2026-10-12: 397 OI2026-10-14: 401 OI2026-10-15: 401 OI2026-10-16: 401 OI2026-10-21: 659 OI2026-10-23: 664 OI Oct 02, 2026Oct 23, 2026

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

WHR contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026664+5
Oct 21, 2026Viewing659+258
Oct 16, 20264010
Oct 15, 20264010
Oct 14, 2026401+4
Oct 12, 2026397+7
Oct 09, 20263900
Oct 08, 2026390-1
Oct 07, 2026391+50
Oct 06, 2026341+8
Oct 05, 2026333+8
Oct 02, 2026325No prior observation