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Contract OI history

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Nov 20, 2026 EXPIRATION

ILMN $195.00 Put

ILMN261120P00195000

Latest saved OI38Oct 23, 2026
Last change+4vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
ILMN $195.00 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. 38190 2026-10-09: 25 OI2026-10-13: 26 OI2026-10-14: 34 OI2026-10-15: 34 OI2026-10-16: 34 OI2026-10-21: 34 OI2026-10-23: 38 OI Oct 09, 2026Oct 23, 2026

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

ILMN contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing38+4
Oct 21, 2026340
Oct 16, 2026340
Oct 15, 2026340
Oct 14, 202634+8
Oct 13, 202626+1
Oct 09, 202625No prior observation