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Contract OI history

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Dec 18, 2026 EXPIRATION

NTSK $12.50 Call

NTSK261218C00012500

Latest saved OI850Oct 23, 2026
Last change0vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
NTSK $12.50 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. 8504250 2026-10-09: 850 OI2026-10-13: 850 OI2026-10-14: 850 OI2026-10-15: 850 OI2026-10-16: 850 OI2026-10-21: 850 OI2026-10-23: 850 OI Oct 09, 2026Oct 23, 2026

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

NTSK contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing8500
Oct 21, 20268500
Oct 16, 20268500
Oct 15, 20268500
Oct 14, 20268500
Oct 13, 20268500
Oct 09, 2026850No prior observation