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Contract OI history

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Dec 18, 2026 EXPIRATION

SOFI $25.00 Put

SOFI261218P00025000

Latest saved OI1,675Oct 23, 2026
Last change+5vs 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. 5,1122,5560 2026-10-09: 5,112 OI2026-10-13: 5,037 OI2026-10-14: 5,037 OI2026-10-15: 1,879 OI2026-10-16: 1,662 OI2026-10-21: 1,670 OI2026-10-23: 1,675 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, 2026Viewing1,675+5
Oct 21, 20261,670+8
Oct 16, 20261,662-217
Oct 15, 20261,879-3,158
Oct 14, 20265,0370
Oct 13, 20265,037-75
Oct 09, 20265,112No prior observation