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Contract OI history

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Oct 30, 2026 EXPIRATION

HWM $225.00 Put

HWM261030P00225000

Latest saved OI531Oct 23, 2026
Last change+2vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
HWM $225.00 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. 5312650 2026-10-02: 6 OI2026-10-05: 6 OI2026-10-06: 506 OI2026-10-07: 506 OI2026-10-08: 506 OI2026-10-09: 519 OI2026-10-13: 519 OI2026-10-14: 519 OI2026-10-15: 519 OI2026-10-16: 528 OI2026-10-21: 529 OI2026-10-23: 531 OI Oct 02, 2026Oct 23, 2026

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

HWM contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing531+2
Oct 21, 2026529+1
Oct 16, 2026528+9
Oct 15, 20265190
Oct 14, 20265190
Oct 13, 20265190
Oct 09, 2026519+13
Oct 08, 20265060
Oct 07, 20265060
Oct 06, 2026506+500
Oct 05, 202660
Oct 02, 20266No prior observation