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Contract OI history

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Mar 19, 2027 EXPIRATION

HWM $260.00 Put

HWM270319P00260000

Latest saved OI279Oct 23, 2026
Last change+6vs 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. 2791390 2026-10-02: 273 OI2026-10-05: 273 OI2026-10-06: 273 OI2026-10-07: 273 OI2026-10-08: 273 OI2026-10-09: 273 OI2026-10-13: 273 OI2026-10-14: 273 OI2026-10-15: 273 OI2026-10-16: 273 OI2026-10-21: 273 OI2026-10-23: 279 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, 2026Viewing279+6
Oct 21, 20262730
Oct 16, 20262730
Oct 15, 20262730
Oct 14, 20262730
Oct 13, 20262730
Oct 09, 20262730
Oct 08, 20262730
Oct 07, 20262730
Oct 06, 20262730
Oct 05, 20262730
Oct 02, 2026273No prior observation