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Contract OI history

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Dec 18, 2026 EXPIRATION

ENPH $55.00 Call

ENPH261218C00055000

Latest saved OI2,152Oct 23, 2026
Last change0vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
ENPH $55.00 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. 2,2341,1170 2026-10-09: 2,234 OI2026-10-13: 2,224 OI2026-10-14: 2,224 OI2026-10-15: 2,165 OI2026-10-16: 2,165 OI2026-10-21: 2,152 OI2026-10-23: 2,152 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, 2026Viewing2,1520
Oct 21, 20262,152-13
Oct 16, 20262,1650
Oct 15, 20262,165-59
Oct 14, 20262,2240
Oct 13, 20262,224-10
Oct 09, 20262,234No prior observation