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Contract OI history

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Dec 18, 2026 EXPIRATION

SOFI $18.00 Call

SOFI261218C00018000

Latest saved OI13,806Oct 23, 2026
Last change+391vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
SOFI $18.00 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. 13,8066,9030 2026-10-09: 12,357 OI2026-10-13: 12,524 OI2026-10-14: 12,524 OI2026-10-15: 12,008 OI2026-10-16: 12,522 OI2026-10-21: 13,415 OI2026-10-23: 13,806 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, 2026Viewing13,806+391
Oct 21, 202613,415+893
Oct 16, 202612,522+514
Oct 15, 202612,008-516
Oct 14, 202612,5240
Oct 13, 202612,524+167
Oct 09, 202612,357No prior observation