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Contract OI history

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Oct 23, 2026 EXPIRATION

HWM $222.50 Put

HWM261023P00222500

Latest saved OI0Oct 23, 2026
Last change-11vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
HWM $222.50 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. 1150 2026-10-02: 0 OI2026-10-05: 0 OI2026-10-06: 1 OI2026-10-07: 2 OI2026-10-08: 2 OI2026-10-09: 6 OI2026-10-13: 6 OI2026-10-14: 6 OI2026-10-15: 6 OI2026-10-16: 6 OI2026-10-21: 11 OI2026-10-23: 0 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, 2026Viewing0-11
Oct 21, 202611+5
Oct 16, 202660
Oct 15, 202660
Oct 14, 202660
Oct 13, 202660
Oct 09, 20266+4
Oct 08, 202620
Oct 07, 20262+1
Oct 06, 20261+1
Oct 05, 202600
Oct 02, 20260No prior observation