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Contract OI history

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Jan 21, 2028 EXPIRATION

GEMI $20.00 Call

GEMI280121C00020000

Latest saved OI574Oct 23, 2026
Last change+1vs previous saved observation
Saved market days7Oct 08, 2026 onwards
Daily open interest Hover a point for its date and OI
GEMI $20.00 call open interest history 7 saved observations from 2026-10-08 to 2026-10-23. Exact values and changes are listed in the table below. 5742870 2026-10-08: 574 OI2026-10-09: 574 OI2026-10-13: 572 OI2026-10-14: 572 OI2026-10-16: 572 OI2026-10-21: 573 OI2026-10-23: 574 OI Oct 08, 2026Oct 23, 2026

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

GEMI contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing574+1
Oct 21, 2026573+1
Oct 16, 20265720
Oct 14, 20265720
Oct 13, 2026572-2
Oct 09, 20265740
Oct 08, 2026574No prior observation