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Contract OI history

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Jan 21, 2028 EXPIRATION

GEMI $2.50 Put

GEMI280121P00002500

Latest saved OI372Oct 23, 2026
Last change0vs previous saved observation
Saved market days7Oct 08, 2026 onwards
Daily open interest Hover a point for its date and OI
GEMI $2.50 put open interest history 7 saved observations from 2026-10-08 to 2026-10-23. Exact values and changes are listed in the table below. 3721860 2026-10-08: 372 OI2026-10-09: 372 OI2026-10-13: 372 OI2026-10-14: 372 OI2026-10-16: 372 OI2026-10-21: 372 OI2026-10-23: 372 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, 2026Viewing3720
Oct 21, 20263720
Oct 16, 20263720
Oct 14, 20263720
Oct 13, 20263720
Oct 09, 20263720
Oct 08, 2026372No prior observation