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Contract OI history

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Nov 27, 2026 EXPIRATION

UPST $23.50 Put

UPST261127P00023500

Latest saved OI121Oct 23, 2026
Last change+100vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
UPST $23.50 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. 121600 2026-10-09: 0 OI2026-10-13: 20 OI2026-10-14: 20 OI2026-10-15: 20 OI2026-10-16: 21 OI2026-10-21: 21 OI2026-10-23: 121 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, 2026121+100
Oct 21, 2026Viewing210
Oct 16, 202621+1
Oct 15, 2026200
Oct 14, 2026200
Oct 13, 202620+20
Oct 09, 20260No prior observation