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Contract OI history

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Dec 18, 2026 EXPIRATION

HTGC $20.00 Call

HTGC261218C00020000

Latest saved OI887Oct 20, 2026
Last change0vs previous saved observation
Saved market days9Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
HTGC $20.00 call open interest history 9 saved observations from 2026-10-02 to 2026-10-20. Exact values and changes are listed in the table below. 8894440 2026-10-02: 889 OI2026-10-05: 889 OI2026-10-06: 889 OI2026-10-07: 889 OI2026-10-09: 889 OI2026-10-13: 887 OI2026-10-14: 887 OI2026-10-16: 887 OI2026-10-20: 887 OI Oct 02, 2026Oct 20, 2026

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

HTGC contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 20, 2026Viewing8870
Oct 16, 20268870
Oct 14, 20268870
Oct 13, 2026887-2
Oct 09, 20268890
Oct 07, 20268890
Oct 06, 20268890
Oct 05, 20268890
Oct 02, 2026889No prior observation