OITracker Cboe delayed data

Contract OI history

Back to NAMS

Jan 21, 2028 EXPIRATION

NAMS $22.50 Call

NAMS280121C00022500

Latest saved OI14Oct 23, 2026
Last change+2vs previous saved observation
Saved market days7Oct 08, 2026 onwards
Daily open interest Hover a point for its date and OI
NAMS $22.50 call open interest history 7 saved observations from 2026-10-08 to 2026-10-23. Exact values and changes are listed in the table below. 1470 2026-10-08: 12 OI2026-10-09: 12 OI2026-10-13: 12 OI2026-10-14: 12 OI2026-10-16: 12 OI2026-10-20: 12 OI2026-10-23: 14 OI Oct 08, 2026Oct 23, 2026

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

NAMS contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing14+2
Oct 20, 2026120
Oct 16, 2026120
Oct 14, 2026120
Oct 13, 2026120
Oct 09, 2026120
Oct 08, 202612No prior observation