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Contract OI history

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Oct 30, 2026 EXPIRATION

SOFI $15.50 Put

SOFI261030P00015500

Latest saved OI10,114Oct 23, 2026
Last change+139vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
SOFI $15.50 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. 10,1145,0570 2026-10-09: 9,698 OI2026-10-13: 9,788 OI2026-10-14: 9,788 OI2026-10-15: 9,669 OI2026-10-16: 9,897 OI2026-10-21: 9,975 OI2026-10-23: 10,114 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, 2026Viewing10,114+139
Oct 21, 20269,975+78
Oct 16, 20269,897+228
Oct 15, 20269,669-119
Oct 14, 20269,7880
Oct 13, 20269,788+90
Oct 09, 20269,698No prior observation