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Contract OI history

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Jan 21, 2028 EXPIRATION

ENPH $25.00 Put

ENPH280121P00025000

Latest saved OI3,687Oct 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 $25.00 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. 3,6871,8430 2026-10-09: 2,958 OI2026-10-13: 2,962 OI2026-10-14: 2,962 OI2026-10-15: 3,011 OI2026-10-16: 3,686 OI2026-10-21: 3,687 OI2026-10-23: 3,687 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, 2026Viewing3,6870
Oct 21, 20263,687+1
Oct 16, 20263,686+675
Oct 15, 20263,011+49
Oct 14, 20262,9620
Oct 13, 20262,962+4
Oct 09, 20262,958No prior observation