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Contract OI history

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Mar 19, 2027 EXPIRATION

WHR $27.50 Put

WHR270319P00027500

Latest saved OI3,949Oct 23, 2026
Last change+12vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
WHR $27.50 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. 3,9551,9770 2026-10-02: 2,715 OI2026-10-05: 2,717 OI2026-10-06: 2,717 OI2026-10-07: 2,722 OI2026-10-08: 3,570 OI2026-10-09: 3,593 OI2026-10-12: 3,947 OI2026-10-14: 3,949 OI2026-10-15: 3,955 OI2026-10-16: 3,955 OI2026-10-21: 3,937 OI2026-10-23: 3,949 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, 20263,949+12
Oct 21, 2026Viewing3,937-18
Oct 16, 20263,9550
Oct 15, 20263,955+6
Oct 14, 20263,949+2
Oct 12, 20263,947+354
Oct 09, 20263,593+23
Oct 08, 20263,570+848
Oct 07, 20262,722+5
Oct 06, 20262,7170
Oct 05, 20262,717+2
Oct 02, 20262,715No prior observation