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Contract OI history

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May 21, 2027 EXPIRATION

ENPH $25.00 Put

ENPH270521P00025000

Latest saved OI1,123Oct 23, 2026
Last change-4vs 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. 1,1315650 2026-10-09: 1,038 OI2026-10-13: 1,069 OI2026-10-14: 1,069 OI2026-10-15: 1,090 OI2026-10-16: 1,131 OI2026-10-21: 1,127 OI2026-10-23: 1,123 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, 2026Viewing1,123-4
Oct 21, 20261,127-4
Oct 16, 20261,131+41
Oct 15, 20261,090+21
Oct 14, 20261,0690
Oct 13, 20261,069+31
Oct 09, 20261,038No prior observation