OITracker Cboe delayed data

Contract OI history

Back to HWM

Dec 18, 2026 EXPIRATION

HWM $185.00 Put

HWM261218P00185000

Latest saved OI490Oct 23, 2026
Last change+284vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
HWM $185.00 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. 4902450 2026-10-02: 9 OI2026-10-05: 9 OI2026-10-06: 9 OI2026-10-07: 9 OI2026-10-08: 9 OI2026-10-09: 10 OI2026-10-13: 145 OI2026-10-14: 145 OI2026-10-15: 146 OI2026-10-16: 153 OI2026-10-21: 206 OI2026-10-23: 490 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, 2026Viewing490+284
Oct 21, 2026206+53
Oct 16, 2026153+7
Oct 15, 2026146+1
Oct 14, 20261450
Oct 13, 2026145+135
Oct 09, 202610+1
Oct 08, 202690
Oct 07, 202690
Oct 06, 202690
Oct 05, 202690
Oct 02, 20269No prior observation