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Contract OI history

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Oct 30, 2026 EXPIRATION

SOFI $12.50 Put

SOFI261030P00012500

Latest saved OI1,911Oct 23, 2026
Last change+69vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
SOFI $12.50 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. 1,9119550 2026-10-09: 269 OI2026-10-13: 657 OI2026-10-14: 657 OI2026-10-15: 936 OI2026-10-16: 1,153 OI2026-10-21: 1,842 OI2026-10-23: 1,911 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, 2026Viewing1,911+69
Oct 21, 20261,842+689
Oct 16, 20261,153+217
Oct 15, 2026936+279
Oct 14, 20266570
Oct 13, 2026657+388
Oct 09, 2026269No prior observation