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Contract OI history

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Nov 20, 2026 EXPIRATION

HCA $480.00 Call

HCA261120C00480000

Latest saved OI717Oct 23, 2026
Last change+2vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
HCA $480.00 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. 7173580 2026-10-02: 681 OI2026-10-05: 682 OI2026-10-06: 682 OI2026-10-07: 682 OI2026-10-08: 683 OI2026-10-09: 683 OI2026-10-13: 684 OI2026-10-14: 690 OI2026-10-15: 693 OI2026-10-16: 712 OI2026-10-21: 715 OI2026-10-23: 717 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, 2026717+2
Oct 21, 2026Viewing715+3
Oct 16, 2026712+19
Oct 15, 2026693+3
Oct 14, 2026690+6
Oct 13, 2026684+1
Oct 09, 20266830
Oct 08, 2026683+1
Oct 07, 20266820
Oct 06, 20266820
Oct 05, 2026682+1
Oct 02, 2026681No prior observation