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Contract OI history

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Nov 20, 2026 EXPIRATION

NAMS $22.50 Call

NAMS261120C00022500

Latest saved OI315Oct 23, 2026
Last change+23vs 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. 3151570 2026-10-08: 0 OI2026-10-09: 0 OI2026-10-13: 290 OI2026-10-14: 290 OI2026-10-16: 290 OI2026-10-20: 292 OI2026-10-23: 315 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, 2026Viewing315+23
Oct 20, 2026292+2
Oct 16, 20262900
Oct 14, 20262900
Oct 13, 2026290+290
Oct 09, 202600
Oct 08, 20260No prior observation