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Contract OI history

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Jan 21, 2028 EXPIRATION

HWM $210.00 Put

HWM280121P00210000

Latest saved OI403Oct 23, 2026
Last change+316vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
HWM $210.00 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. 4032010 2026-10-02: 87 OI2026-10-05: 87 OI2026-10-06: 87 OI2026-10-07: 87 OI2026-10-08: 87 OI2026-10-09: 87 OI2026-10-13: 87 OI2026-10-14: 87 OI2026-10-15: 87 OI2026-10-16: 87 OI2026-10-21: 87 OI2026-10-23: 403 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, 2026Viewing403+316
Oct 21, 2026870
Oct 16, 2026870
Oct 15, 2026870
Oct 14, 2026870
Oct 13, 2026870
Oct 09, 2026870
Oct 08, 2026870
Oct 07, 2026870
Oct 06, 2026870
Oct 05, 2026870
Oct 02, 202687No prior observation