OITracker Cboe delayed data

Contract OI history

Back to ENVX

Jan 21, 2028 EXPIRATION

ENVX $4.00 Put

ENVX280121P00004000

Latest saved OI458Oct 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 $4.00 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. 4732360 2026-10-08: 473 OI2026-10-09: 473 OI2026-10-13: 452 OI2026-10-14: 452 OI2026-10-15: 439 OI2026-10-16: 453 OI2026-10-20: 458 OI2026-10-23: 458 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, 2026Viewing4580
Oct 20, 2026458+5
Oct 16, 2026453+14
Oct 15, 2026439-13
Oct 14, 20264520
Oct 13, 2026452-21
Oct 09, 20264730
Oct 08, 2026473No prior observation