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Contract OI history

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Dec 18, 2026 EXPIRATION

HWM $230.00 Call

HWM261218C00230000

Latest saved OI910Oct 23, 2026
Last change-4vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
HWM $230.00 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. 9144570 2026-10-02: 255 OI2026-10-05: 254 OI2026-10-06: 265 OI2026-10-07: 265 OI2026-10-08: 265 OI2026-10-09: 266 OI2026-10-13: 281 OI2026-10-14: 281 OI2026-10-15: 271 OI2026-10-16: 274 OI2026-10-21: 914 OI2026-10-23: 910 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, 2026Viewing910-4
Oct 21, 2026914+640
Oct 16, 2026274+3
Oct 15, 2026271-10
Oct 14, 20262810
Oct 13, 2026281+15
Oct 09, 2026266+1
Oct 08, 20262650
Oct 07, 20262650
Oct 06, 2026265+11
Oct 05, 2026254-1
Oct 02, 2026255No prior observation