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Contract OI history

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Jan 21, 2028 EXPIRATION

SOFI $25.00 Put

SOFI280121P00025000

Latest saved OI8,920Oct 23, 2026
Last change+7vs 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. 8,9204,4600 2026-10-09: 8,883 OI2026-10-13: 8,864 OI2026-10-14: 8,864 OI2026-10-15: 8,892 OI2026-10-16: 8,901 OI2026-10-21: 8,913 OI2026-10-23: 8,920 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, 2026Viewing8,920+7
Oct 21, 20268,913+12
Oct 16, 20268,901+9
Oct 15, 20268,892+28
Oct 14, 20268,8640
Oct 13, 20268,864-19
Oct 09, 20268,883No prior observation