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Contract OI history

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Dec 18, 2026 EXPIRATION

HWM $260.00 Put

HWM261218P00260000

Latest saved OI317Oct 23, 2026
Last change0vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
HWM $260.00 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. 3191590 2026-10-02: 319 OI2026-10-05: 319 OI2026-10-06: 319 OI2026-10-07: 319 OI2026-10-08: 319 OI2026-10-09: 319 OI2026-10-13: 319 OI2026-10-14: 319 OI2026-10-15: 318 OI2026-10-16: 317 OI2026-10-21: 317 OI2026-10-23: 317 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, 2026Viewing3170
Oct 21, 20263170
Oct 16, 2026317-1
Oct 15, 2026318-1
Oct 14, 20263190
Oct 13, 20263190
Oct 09, 20263190
Oct 08, 20263190
Oct 07, 20263190
Oct 06, 20263190
Oct 05, 20263190
Oct 02, 2026319No prior observation