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Contract OI history

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Apr 16, 2027 EXPIRATION

MWH $30.00 Put

MWH270416P00030000

Latest saved OI17Oct 23, 2026
Last change+16vs previous saved observation
Saved market days7Oct 08, 2026 onwards
Daily open interest Hover a point for its date and OI
MWH $30.00 put open interest history 7 saved observations from 2026-10-08 to 2026-10-23. Exact values and changes are listed in the table below. 1780 2026-10-08: 1 OI2026-10-09: 1 OI2026-10-13: 1 OI2026-10-14: 1 OI2026-10-15: 1 OI2026-10-20: 1 OI2026-10-23: 17 OI Oct 08, 2026Oct 23, 2026

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

MWH contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 202617+16
Oct 20, 2026Viewing10
Oct 15, 202610
Oct 14, 202610
Oct 13, 202610
Oct 09, 202610
Oct 08, 20261No prior observation