OITracker Cboe delayed data

Contract OI history

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Jan 21, 2028 EXPIRATION

NEON $2.50 Put

NEON280121P00002500

Latest saved OI403Oct 23, 2026
Last change-46vs previous saved observation
Saved market days7Oct 08, 2026 onwards
Daily open interest Hover a point for its date and OI
NEON $2.50 put open interest history 7 saved observations from 2026-10-08 to 2026-10-23. Exact values and changes are listed in the table below. 4512250 2026-10-08: 451 OI2026-10-09: 451 OI2026-10-13: 449 OI2026-10-14: 449 OI2026-10-16: 449 OI2026-10-20: 449 OI2026-10-23: 403 OI Oct 08, 2026Oct 23, 2026

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

NEON contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing403-46
Oct 20, 20264490
Oct 16, 20264490
Oct 14, 20264490
Oct 13, 2026449-2
Oct 09, 20264510
Oct 08, 2026451No prior observation