OITracker Cboe delayed data

Contract OI history

Back to SOFI

Nov 20, 2026 EXPIRATION

SOFI $17.00 Put

SOFI261120P00017000

Latest saved OI17,549Oct 23, 2026
Last change+44vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
SOFI $17.00 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. 17,5498,7740 2026-10-09: 16,837 OI2026-10-13: 17,281 OI2026-10-14: 17,281 OI2026-10-15: 17,388 OI2026-10-16: 17,430 OI2026-10-21: 17,505 OI2026-10-23: 17,549 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, 2026Viewing17,549+44
Oct 21, 202617,505+75
Oct 16, 202617,430+42
Oct 15, 202617,388+107
Oct 14, 202617,2810
Oct 13, 202617,281+444
Oct 09, 202616,837No prior observation