OITracker Cboe delayed data

Contract OI history

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Nov 13, 2026 EXPIRATION

ENVX $2.50 Put

ENVX261113P00002500

Latest saved OI285Oct 23, 2026
Last change0vs previous saved observation
Saved market days8Oct 08, 2026 onwards
Daily open interest Hover a point for its date and OI
ENVX $2.50 put open interest history 8 saved observations from 2026-10-08 to 2026-10-23. Exact values and changes are listed in the table below. 2851420 2026-10-08: 264 OI2026-10-09: 265 OI2026-10-13: 280 OI2026-10-14: 280 OI2026-10-15: 281 OI2026-10-16: 280 OI2026-10-20: 285 OI2026-10-23: 285 OI Oct 08, 2026Oct 23, 2026

All saved dates are shown. Changes compare consecutive saved observations. Missing observations are not filled with zero.

ENVX contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing2850
Oct 20, 2026285+5
Oct 16, 2026280-1
Oct 15, 2026281+1
Oct 14, 20262800
Oct 13, 2026280+15
Oct 09, 2026265+1
Oct 08, 2026264No prior observation