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Contract OI history

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Nov 06, 2026 EXPIRATION

SOFI $13.50 Put

SOFI261106P00013500

Latest saved OI2,985Oct 23, 2026
Last change+106vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
SOFI $13.50 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. 2,9851,4920 2026-10-09: 1,635 OI2026-10-13: 1,911 OI2026-10-14: 1,911 OI2026-10-15: 2,458 OI2026-10-16: 2,445 OI2026-10-21: 2,879 OI2026-10-23: 2,985 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, 2026Viewing2,985+106
Oct 21, 20262,879+434
Oct 16, 20262,445-13
Oct 15, 20262,458+547
Oct 14, 20261,9110
Oct 13, 20261,911+276
Oct 09, 20261,635No prior observation