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Contract OI history

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Jun 17, 2027 EXPIRATION

HCA $450.00 Call

HCA270617C00450000

Latest saved OI189Oct 23, 2026
Last change0vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
HCA $450.00 call open interest history 12 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 189940 2026-10-02: 158 OI2026-10-05: 158 OI2026-10-06: 158 OI2026-10-07: 158 OI2026-10-08: 157 OI2026-10-09: 157 OI2026-10-13: 158 OI2026-10-14: 158 OI2026-10-15: 155 OI2026-10-16: 155 OI2026-10-21: 189 OI2026-10-23: 189 OI Oct 02, 2026Oct 23, 2026

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

HCA contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 20261890
Oct 21, 2026Viewing189+34
Oct 16, 20261550
Oct 15, 2026155-3
Oct 14, 20261580
Oct 13, 2026158+1
Oct 09, 20261570
Oct 08, 2026157-1
Oct 07, 20261580
Oct 06, 20261580
Oct 05, 20261580
Oct 02, 2026158No prior observation