OITracker Cboe delayed data

Contract OI history

Back to EOSE

Nov 20, 2026 EXPIRATION

EOSE $3.50 Put

EOSE261120P00003500

Latest saved OI4,486Oct 23, 2026
Last change+16vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
EOSE $3.50 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. 4,5912,2950 2026-10-09: 4,337 OI2026-10-13: 4,591 OI2026-10-14: 4,591 OI2026-10-15: 4,508 OI2026-10-16: 4,333 OI2026-10-21: 4,470 OI2026-10-23: 4,486 OI Oct 09, 2026Oct 23, 2026

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

EOSE contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing4,486+16
Oct 21, 20264,470+137
Oct 16, 20264,333-175
Oct 15, 20264,508-83
Oct 14, 20264,5910
Oct 13, 20264,591+254
Oct 09, 20264,337No prior observation