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Contract OI history

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Jan 19, 2029 EXPIRATION

HST $15.00 Call

HST290119C00015000

Latest saved OI7Oct 23, 2026
Last change0vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
HST $15.00 call open interest history 7 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 730 2026-10-09: 7 OI2026-10-13: 7 OI2026-10-14: 7 OI2026-10-15: 7 OI2026-10-16: 7 OI2026-10-21: 7 OI2026-10-23: 7 OI Oct 09, 2026Oct 23, 2026

All saved dates are shown. Changes compare consecutive saved observations. Missing observations are not filled with zero.

HST contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 202670
Oct 21, 2026Viewing70
Oct 16, 202670
Oct 15, 202670
Oct 14, 202670
Oct 13, 202670
Oct 09, 20267No prior observation