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Contract OI history

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Dec 15, 2028 EXPIRATION

WHR $20.00 Put

WHR281215P00020000

Latest saved OI1,778Oct 23, 2026
Last change0vs 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. 1,8119050 2026-10-02: 1,756 OI2026-10-05: 1,756 OI2026-10-06: 1,756 OI2026-10-07: 1,756 OI2026-10-08: 1,811 OI2026-10-09: 1,786 OI2026-10-12: 1,788 OI2026-10-14: 1,783 OI2026-10-15: 1,778 OI2026-10-16: 1,778 OI2026-10-21: 1,778 OI2026-10-23: 1,778 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, 20261,7780
Oct 21, 2026Viewing1,7780
Oct 16, 20261,7780
Oct 15, 20261,778-5
Oct 14, 20261,783-5
Oct 12, 20261,788+2
Oct 09, 20261,786-25
Oct 08, 20261,811+55
Oct 07, 20261,7560
Oct 06, 20261,7560
Oct 05, 20261,7560
Oct 02, 20261,756No prior observation