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Contract OI history

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Dec 18, 2026 EXPIRATION

GKOS $185.00 Call

GKOS261218C00185000

Latest saved OI14Oct 23, 2026
Last change+5vs previous saved observation
Saved market days10Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
GKOS $185.00 call open interest history 10 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 1470 2026-10-02: 9 OI2026-10-05: 9 OI2026-10-06: 9 OI2026-10-08: 9 OI2026-10-09: 9 OI2026-10-13: 9 OI2026-10-14: 9 OI2026-10-16: 9 OI2026-10-20: 9 OI2026-10-23: 14 OI Oct 02, 2026Oct 23, 2026

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

GKOS contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing14+5
Oct 20, 202690
Oct 16, 202690
Oct 14, 202690
Oct 13, 202690
Oct 09, 202690
Oct 08, 202690
Oct 06, 202690
Oct 05, 202690
Oct 02, 20269No prior observation