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Contract OI history

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Nov 20, 2026 EXPIRATION

CWH $4.00 Put

CWH261120P00004000

Latest saved OI290Oct 23, 2026
Last change+4vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
CWH $4.00 put open interest history 11 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 2901450 2026-10-02: 69 OI2026-10-05: 119 OI2026-10-06: 234 OI2026-10-07: 234 OI2026-10-08: 235 OI2026-10-09: 235 OI2026-10-13: 223 OI2026-10-14: 223 OI2026-10-16: 222 OI2026-10-21: 286 OI2026-10-23: 290 OI Oct 02, 2026Oct 23, 2026

All saved dates are shown. Changes compare consecutive saved observations. Missing observations are not filled with zero.

CWH contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing290+4
Oct 21, 2026286+64
Oct 16, 2026222-1
Oct 14, 20262230
Oct 13, 2026223-12
Oct 09, 20262350
Oct 08, 2026235+1
Oct 07, 20262340
Oct 06, 2026234+115
Oct 05, 2026119+50
Oct 02, 202669No prior observation