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Contract OI history

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Jan 21, 2028 EXPIRATION

UPST $25.00 Put

UPST280121P00025000

Latest saved OI927Oct 23, 2026
Last change+6vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
UPST $25.00 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. 9304650 2026-10-09: 874 OI2026-10-13: 930 OI2026-10-14: 930 OI2026-10-15: 930 OI2026-10-16: 930 OI2026-10-21: 921 OI2026-10-23: 927 OI Oct 09, 2026Oct 23, 2026

All saved dates are shown. Changes compare consecutive saved observations. Missing observations are not filled with zero.

UPST contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026927+6
Oct 21, 2026Viewing921-9
Oct 16, 20269300
Oct 15, 20269300
Oct 14, 20269300
Oct 13, 2026930+56
Oct 09, 2026874No prior observation