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Contract OI history

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Nov 27, 2026 EXPIRATION

SOFI $11.50 Put

SOFI261127P00011500

Latest saved OI772Oct 23, 2026
Last change+211vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
SOFI $11.50 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. 7723860 2026-10-09: 1 OI2026-10-13: 8 OI2026-10-14: 8 OI2026-10-15: 531 OI2026-10-16: 532 OI2026-10-21: 561 OI2026-10-23: 772 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, 2026Viewing772+211
Oct 21, 2026561+29
Oct 16, 2026532+1
Oct 15, 2026531+523
Oct 14, 202680
Oct 13, 20268+7
Oct 09, 20261No prior observation