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Contract OI history

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Dec 18, 2026 EXPIRATION

WHR $37.50 Put

WHR261218P00037500

Latest saved OI244Oct 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 $37.50 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. 2451220 2026-10-02: 245 OI2026-10-05: 244 OI2026-10-06: 244 OI2026-10-07: 244 OI2026-10-08: 244 OI2026-10-09: 244 OI2026-10-12: 244 OI2026-10-14: 244 OI2026-10-15: 244 OI2026-10-16: 244 OI2026-10-21: 244 OI2026-10-23: 244 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, 2026Viewing2440
Oct 21, 20262440
Oct 16, 20262440
Oct 15, 20262440
Oct 14, 20262440
Oct 12, 20262440
Oct 09, 20262440
Oct 08, 20262440
Oct 07, 20262440
Oct 06, 20262440
Oct 05, 2026244-1
Oct 02, 2026245No prior observation