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Contract OI history

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Dec 18, 2026 EXPIRATION

SOFI $22.00 Put

SOFI261218P00022000

Latest saved OI861Oct 23, 2026
Last change-9vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
SOFI $22.00 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. 8704350 2026-10-09: 847 OI2026-10-13: 852 OI2026-10-14: 852 OI2026-10-15: 814 OI2026-10-16: 830 OI2026-10-21: 870 OI2026-10-23: 861 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, 2026Viewing861-9
Oct 21, 2026870+40
Oct 16, 2026830+16
Oct 15, 2026814-38
Oct 14, 20268520
Oct 13, 2026852+5
Oct 09, 2026847No prior observation