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Contract OI history

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Dec 18, 2026 EXPIRATION

ENPH $40.00 Call

ENPH261218C00040000

Latest saved OI1,872Oct 23, 2026
Last change+3vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
ENPH $40.00 call open interest history 7 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 1,8729360 2026-10-09: 1,734 OI2026-10-13: 1,781 OI2026-10-14: 1,781 OI2026-10-15: 1,788 OI2026-10-16: 1,795 OI2026-10-21: 1,869 OI2026-10-23: 1,872 OI Oct 09, 2026Oct 23, 2026

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

ENPH contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing1,872+3
Oct 21, 20261,869+74
Oct 16, 20261,795+7
Oct 15, 20261,788+7
Oct 14, 20261,7810
Oct 13, 20261,781+47
Oct 09, 20261,734No prior observation