OITracker Cboe delayed data

Contract OI history

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Jan 15, 2027 EXPIRATION

ENPH $22.50 Put

ENPH270115P00022500

Latest saved OI2,402Oct 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 $22.50 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. 2,4021,2010 2026-10-09: 1,665 OI2026-10-13: 1,692 OI2026-10-14: 1,692 OI2026-10-15: 2,384 OI2026-10-16: 2,375 OI2026-10-21: 2,402 OI2026-10-23: 2,402 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, 2026Viewing2,4020
Oct 21, 20262,402+27
Oct 16, 20262,375-9
Oct 15, 20262,384+692
Oct 14, 20261,6920
Oct 13, 20261,692+27
Oct 09, 20261,665No prior observation