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Contract OI history

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Dec 18, 2026 EXPIRATION

UPST $55.00 Call

UPST261218C00055000

Latest saved OI578Oct 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 $55.00 call open interest history 7 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 5822910 2026-10-09: 582 OI2026-10-13: 582 OI2026-10-14: 582 OI2026-10-15: 582 OI2026-10-16: 582 OI2026-10-21: 578 OI2026-10-23: 578 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, 20265780
Oct 21, 2026Viewing578-4
Oct 16, 20265820
Oct 15, 20265820
Oct 14, 20265820
Oct 13, 20265820
Oct 09, 2026582No prior observation