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Contract OI history

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Jan 21, 2028 EXPIRATION

UPST $35.00 Put

UPST280121P00035000

Latest saved OI539Oct 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 $35.00 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. 5392690 2026-10-09: 489 OI2026-10-13: 490 OI2026-10-14: 490 OI2026-10-15: 489 OI2026-10-16: 489 OI2026-10-21: 539 OI2026-10-23: 539 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, 20265390
Oct 21, 2026Viewing539+50
Oct 16, 20264890
Oct 15, 2026489-1
Oct 14, 20264900
Oct 13, 2026490+1
Oct 09, 2026489No prior observation