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Contract OI history

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Jan 21, 2028 EXPIRATION

SOFI $8.00 Put

SOFI280121P00008000

Latest saved OI5,465Oct 23, 2026
Last change+67vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
SOFI $8.00 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. 5,4652,7320 2026-10-09: 4,798 OI2026-10-13: 4,800 OI2026-10-14: 4,800 OI2026-10-15: 5,396 OI2026-10-16: 5,396 OI2026-10-21: 5,398 OI2026-10-23: 5,465 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, 2026Viewing5,465+67
Oct 21, 20265,398+2
Oct 16, 20265,3960
Oct 15, 20265,396+596
Oct 14, 20264,8000
Oct 13, 20264,800+2
Oct 09, 20264,798No prior observation