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Contract OI history

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Jan 15, 2027 EXPIRATION

SOFI $9.00 Put

SOFI270115P00009000

Latest saved OI700Oct 23, 2026
Last change-1vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
SOFI $9.00 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. 8834410 2026-10-09: 883 OI2026-10-13: 675 OI2026-10-14: 675 OI2026-10-15: 701 OI2026-10-16: 701 OI2026-10-21: 701 OI2026-10-23: 700 OI Oct 09, 2026Oct 23, 2026

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

SOFI contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing700-1
Oct 21, 20267010
Oct 16, 20267010
Oct 15, 2026701+26
Oct 14, 20266750
Oct 13, 2026675-208
Oct 09, 2026883No prior observation