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Contract OI history

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Dec 18, 2026 EXPIRATION

ENPH $30.00 Put

ENPH261218P00030000

Latest saved OI5,289Oct 23, 2026
Last change+96vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
ENPH $30.00 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. 5,2892,6440 2026-10-09: 5,058 OI2026-10-13: 5,055 OI2026-10-14: 5,055 OI2026-10-15: 5,106 OI2026-10-16: 5,106 OI2026-10-21: 5,193 OI2026-10-23: 5,289 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, 2026Viewing5,289+96
Oct 21, 20265,193+87
Oct 16, 20265,1060
Oct 15, 20265,106+51
Oct 14, 20265,0550
Oct 13, 20265,055-3
Oct 09, 20265,058No prior observation