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Contract OI history

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Nov 20, 2026 EXPIRATION

NTRA $200.00 Put

NTRA261120P00200000

Latest saved OI1,066Oct 23, 2026
Last change0vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
NTRA $200.00 put open interest history 7 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 1,0665330 2026-10-09: 1,061 OI2026-10-13: 1,061 OI2026-10-14: 1,061 OI2026-10-15: 1,061 OI2026-10-16: 1,066 OI2026-10-21: 1,066 OI2026-10-23: 1,066 OI Oct 09, 2026Oct 23, 2026

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

NTRA contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 20261,0660
Oct 21, 2026Viewing1,0660
Oct 16, 20261,066+5
Oct 15, 20261,0610
Oct 14, 20261,0610
Oct 13, 20261,0610
Oct 09, 20261,061No prior observation