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Contract OI history

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Dec 18, 2026 EXPIRATION

HWM $210.00 Put

HWM261218P00210000

Latest saved OI164Oct 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 $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. 164820 2026-10-02: 124 OI2026-10-05: 124 OI2026-10-06: 126 OI2026-10-07: 140 OI2026-10-08: 140 OI2026-10-09: 141 OI2026-10-13: 146 OI2026-10-14: 146 OI2026-10-15: 147 OI2026-10-16: 149 OI2026-10-21: 162 OI2026-10-23: 164 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, 2026Viewing164+2
Oct 21, 2026162+13
Oct 16, 2026149+2
Oct 15, 2026147+1
Oct 14, 20261460
Oct 13, 2026146+5
Oct 09, 2026141+1
Oct 08, 20261400
Oct 07, 2026140+14
Oct 06, 2026126+2
Oct 05, 20261240
Oct 02, 2026124No prior observation