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Contract OI history

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Nov 20, 2026 EXPIRATION

HWM $180.00 Put

HWM261120P00180000

Latest saved OI4,606Oct 23, 2026
Last change+4,247vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
HWM $180.00 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. 4,6062,3030 2026-10-02: 30 OI2026-10-05: 30 OI2026-10-06: 30 OI2026-10-07: 30 OI2026-10-08: 30 OI2026-10-09: 32 OI2026-10-13: 79 OI2026-10-14: 79 OI2026-10-15: 79 OI2026-10-16: 77 OI2026-10-21: 359 OI2026-10-23: 4,606 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, 2026Viewing4,606+4,247
Oct 21, 2026359+282
Oct 16, 202677-2
Oct 15, 2026790
Oct 14, 2026790
Oct 13, 202679+47
Oct 09, 202632+2
Oct 08, 2026300
Oct 07, 2026300
Oct 06, 2026300
Oct 05, 2026300
Oct 02, 202630No prior observation