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Contract OI history

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Jan 15, 2027 EXPIRATION

HWM $200.00 Put

HWM270115P00200000

Latest saved OI200Oct 23, 2026
Last change-1vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
HWM $200.00 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. 2181090 2026-10-02: 218 OI2026-10-05: 218 OI2026-10-06: 218 OI2026-10-07: 213 OI2026-10-08: 213 OI2026-10-09: 214 OI2026-10-13: 213 OI2026-10-14: 213 OI2026-10-15: 212 OI2026-10-16: 211 OI2026-10-21: 201 OI2026-10-23: 200 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, 2026Viewing200-1
Oct 21, 2026201-10
Oct 16, 2026211-1
Oct 15, 2026212-1
Oct 14, 20262130
Oct 13, 2026213-1
Oct 09, 2026214+1
Oct 08, 20262130
Oct 07, 2026213-5
Oct 06, 20262180
Oct 05, 20262180
Oct 02, 2026218No prior observation