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Contract OI history

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Dec 18, 2026 EXPIRATION

NRXP $2.50 Put

NRXP261218P00002500

Latest saved OI159Oct 23, 2026
Last change0vs previous saved observation
Saved market days7Oct 08, 2026 onwards
Daily open interest Hover a point for its date and OI
NRXP $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. 159790 2026-10-08: 159 OI2026-10-09: 159 OI2026-10-13: 159 OI2026-10-15: 159 OI2026-10-16: 159 OI2026-10-21: 159 OI2026-10-23: 159 OI Oct 08, 2026Oct 23, 2026

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

NRXP contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing1590
Oct 21, 20261590
Oct 16, 20261590
Oct 15, 20261590
Oct 13, 20261590
Oct 09, 20261590
Oct 08, 2026159No prior observation