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Contract OI history

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Dec 17, 2027 EXPIRATION

SOFI $27.00 Put

SOFI271217P00027000

Latest saved OI1,167Oct 23, 2026
Last change+8vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
SOFI $27.00 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. 1,1675830 2026-10-09: 1,138 OI2026-10-13: 1,163 OI2026-10-14: 1,163 OI2026-10-15: 1,160 OI2026-10-16: 1,160 OI2026-10-21: 1,159 OI2026-10-23: 1,167 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, 2026Viewing1,167+8
Oct 21, 20261,159-1
Oct 16, 20261,1600
Oct 15, 20261,160-3
Oct 14, 20261,1630
Oct 13, 20261,163+25
Oct 09, 20261,138No prior observation