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Contract OI history

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Dec 18, 2026 EXPIRATION

ENPH $50.00 Put

ENPH261218P00050000

Latest saved OI619Oct 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 $50.00 put open interest history 7 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 6303150 2026-10-09: 630 OI2026-10-13: 630 OI2026-10-14: 630 OI2026-10-15: 630 OI2026-10-16: 630 OI2026-10-21: 619 OI2026-10-23: 619 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, 2026Viewing6190
Oct 21, 2026619-11
Oct 16, 20266300
Oct 15, 20266300
Oct 14, 20266300
Oct 13, 20266300
Oct 09, 2026630No prior observation