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Contract OI history

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Dec 18, 2026 EXPIRATION

SPHR $90.00 Put

SPHR261218P00090000

Latest saved OI12Oct 23, 2026
Last change+1vs previous saved observation
Saved market days3Oct 16, 2026 onwards
Daily open interest Hover a point for its date and OI
SPHR $90.00 put open interest history 3 saved observations from 2026-10-16 to 2026-10-23. Exact values and changes are listed in the table below. 1260 2026-10-16: 11 OI2026-10-20: 11 OI2026-10-23: 12 OI Oct 16, 2026Oct 23, 2026

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

SPHR contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing12+1
Oct 20, 2026110
Oct 16, 202611No prior observation