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Contract OI history

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Sep 17, 2027 EXPIRATION

SOFI $25.00 Put

SOFI270917P00025000

Latest saved OI413Oct 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 $25.00 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. 4132060 2026-10-09: 151 OI2026-10-13: 237 OI2026-10-14: 237 OI2026-10-15: 278 OI2026-10-16: 287 OI2026-10-21: 412 OI2026-10-23: 413 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, 2026Viewing413+1
Oct 21, 2026412+125
Oct 16, 2026287+9
Oct 15, 2026278+41
Oct 14, 20262370
Oct 13, 2026237+86
Oct 09, 2026151No prior observation