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Contract OI history

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Nov 27, 2026 EXPIRATION

SOFI $17.50 Call

SOFI261127C00017500

Latest saved OI1,375Oct 23, 2026
Last change+260vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
SOFI $17.50 call open interest history 7 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 1,3756870 2026-10-09: 322 OI2026-10-13: 401 OI2026-10-14: 401 OI2026-10-15: 428 OI2026-10-16: 549 OI2026-10-21: 1,115 OI2026-10-23: 1,375 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, 2026Viewing1,375+260
Oct 21, 20261,115+566
Oct 16, 2026549+121
Oct 15, 2026428+27
Oct 14, 20264010
Oct 13, 2026401+79
Oct 09, 2026322No prior observation