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Contract OI history

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Nov 27, 2026 EXPIRATION

SOFI $12.50 Put

SOFI261127P00012500

Latest saved OI378Oct 23, 2026
Last change+15vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
SOFI $12.50 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. 3781890 2026-10-09: 1 OI2026-10-13: 12 OI2026-10-14: 12 OI2026-10-15: 230 OI2026-10-16: 269 OI2026-10-21: 363 OI2026-10-23: 378 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, 2026Viewing378+15
Oct 21, 2026363+94
Oct 16, 2026269+39
Oct 15, 2026230+218
Oct 14, 2026120
Oct 13, 202612+11
Oct 09, 20261No prior observation