OITracker Cboe delayed data

Contract OI history

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Jan 21, 2028 EXPIRATION

NEXT $4.00 Call

NEXT280121C00004000

Latest saved OI250Oct 23, 2026
Last change0vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
NEXT $4.00 call open interest history 7 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 2501250 2026-10-09: 249 OI2026-10-13: 248 OI2026-10-14: 248 OI2026-10-15: 248 OI2026-10-16: 250 OI2026-10-21: 250 OI2026-10-23: 250 OI Oct 09, 2026Oct 23, 2026

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

NEXT contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing2500
Oct 21, 20262500
Oct 16, 2026250+2
Oct 15, 20262480
Oct 14, 20262480
Oct 13, 2026248-1
Oct 09, 2026249No prior observation