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Contract OI history

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Mar 19, 2027 EXPIRATION

WHR $40.00 Put

WHR270319P00040000

Latest saved OI1,054Oct 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 $40.00 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. 1,0655320 2026-10-02: 1,065 OI2026-10-05: 1,065 OI2026-10-06: 1,065 OI2026-10-07: 1,065 OI2026-10-08: 1,065 OI2026-10-09: 1,065 OI2026-10-12: 1,065 OI2026-10-14: 1,040 OI2026-10-15: 1,040 OI2026-10-16: 1,041 OI2026-10-21: 1,054 OI2026-10-23: 1,054 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, 2026Viewing1,0540
Oct 21, 20261,054+13
Oct 16, 20261,041+1
Oct 15, 20261,0400
Oct 14, 20261,040-25
Oct 12, 20261,0650
Oct 09, 20261,0650
Oct 08, 20261,0650
Oct 07, 20261,0650
Oct 06, 20261,0650
Oct 05, 20261,0650
Oct 02, 20261,065No prior observation