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Contract OI history

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Nov 20, 2026 EXPIRATION

HST $23.00 Call

HST261120C00023000

Latest saved OI627Oct 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 $23.00 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. 6273130 2026-10-09: 574 OI2026-10-13: 620 OI2026-10-14: 624 OI2026-10-15: 624 OI2026-10-16: 622 OI2026-10-21: 627 OI2026-10-23: 627 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, 20266270
Oct 21, 2026Viewing627+5
Oct 16, 2026622-2
Oct 15, 20266240
Oct 14, 2026624+4
Oct 13, 2026620+46
Oct 09, 2026574No prior observation