Stock price history for Upstream Bio (UPB)

Highest end of day price: $32.60 USD on 2026-01-13

Lowest end of day price: $5.92 USD on 2026-06-16

Stock price history of Upstream Bio from 2024 to 2026

Annual Stock Price Performance

Year	Performance
2026	-73.30%
2025	66.56%
2024	-25.27%

What is the market capitalization of a company?

The market capitalization sometimes referred as Marketcap, is the value of a publicly listed company.
In most cases it can be easily calculated by multiplying the share price with the amount of outstanding shares.

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