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Contract OI history

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Jan 19, 2029 EXPIRATION

UPST $27.50 Put

UPST290119P00027500

Latest saved OI204Oct 23, 2026
Last change0vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
UPST $27.50 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. 2051020 2026-10-09: 205 OI2026-10-13: 205 OI2026-10-14: 205 OI2026-10-15: 205 OI2026-10-16: 204 OI2026-10-21: 204 OI2026-10-23: 204 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, 20262040
Oct 21, 2026Viewing2040
Oct 16, 2026204-1
Oct 15, 20262050
Oct 14, 20262050
Oct 13, 20262050
Oct 09, 2026205No prior observation