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Contract OI history

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Oct 23, 2026 EXPIRATION

SOFI $15.50 Put

SOFI261023P00015500

Latest saved OI5,695Oct 23, 2026
Last change-1,064vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
SOFI $15.50 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. 7,6393,8190 2026-10-09: 7,383 OI2026-10-13: 7,639 OI2026-10-14: 7,639 OI2026-10-15: 7,043 OI2026-10-16: 7,115 OI2026-10-21: 6,759 OI2026-10-23: 5,695 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, 2026Viewing5,695-1,064
Oct 21, 20266,759-356
Oct 16, 20267,115+72
Oct 15, 20267,043-596
Oct 14, 20267,6390
Oct 13, 20267,639+256
Oct 09, 20267,383No prior observation