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Contract OI history

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Dec 18, 2026 EXPIRATION

HWM $280.00 Call

HWM261218C00280000

Latest saved OI430Oct 23, 2026
Last change+10vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
HWM $280.00 call open interest history 12 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 4302150 2026-10-02: 415 OI2026-10-05: 416 OI2026-10-06: 422 OI2026-10-07: 422 OI2026-10-08: 422 OI2026-10-09: 421 OI2026-10-13: 421 OI2026-10-14: 421 OI2026-10-15: 421 OI2026-10-16: 421 OI2026-10-21: 420 OI2026-10-23: 430 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, 2026Viewing430+10
Oct 21, 2026420-1
Oct 16, 20264210
Oct 15, 20264210
Oct 14, 20264210
Oct 13, 20264210
Oct 09, 2026421-1
Oct 08, 20264220
Oct 07, 20264220
Oct 06, 2026422+6
Oct 05, 2026416+1
Oct 02, 2026415No prior observation