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Contract OI history

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Mar 19, 2027 EXPIRATION

WHR $20.00 Put

WHR270319P00020000

Latest saved OI1,264Oct 23, 2026
Last change+1,218vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
WHR $20.00 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. 1,2646320 2026-10-02: 15 OI2026-10-05: 16 OI2026-10-06: 16 OI2026-10-07: 16 OI2026-10-08: 18 OI2026-10-09: 20 OI2026-10-12: 20 OI2026-10-14: 20 OI2026-10-15: 20 OI2026-10-16: 20 OI2026-10-21: 46 OI2026-10-23: 1,264 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, 20261,264+1,218
Oct 21, 2026Viewing46+26
Oct 16, 2026200
Oct 15, 2026200
Oct 14, 2026200
Oct 12, 2026200
Oct 09, 202620+2
Oct 08, 202618+2
Oct 07, 2026160
Oct 06, 2026160
Oct 05, 202616+1
Oct 02, 202615No prior observation