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Contract OI history

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Oct 23, 2026 EXPIRATION

NBIS $197.50 Put

NBIS261023P00197500

Latest saved OI160Oct 23, 2026
Last change-192vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
NBIS $197.50 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. 3521760 2026-10-09: 0 OI2026-10-13: 264 OI2026-10-14: 264 OI2026-10-15: 280 OI2026-10-16: 293 OI2026-10-21: 352 OI2026-10-23: 160 OI Oct 09, 2026Oct 23, 2026

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

NBIS contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing160-192
Oct 21, 2026352+59
Oct 16, 2026293+13
Oct 15, 2026280+16
Oct 14, 20262640
Oct 13, 2026264+264
Oct 09, 20260No prior observation