Upstream Bio, Inc. (UPB)
NASDAQ: UPB · Real-Time Price · USD
27.75
+0.01 (0.04%)
At close: Dec 5, 2025, 4:00 PM EST
28.30
+0.55 (1.98%)
After-hours: Dec 5, 2025, 7:47 PM EST
Upstream Bio Market Cap
Upstream Bio has a market cap or net worth of $1.50 billion as of December 5, 2025. Its market cap has increased by 23.04% in one year.
Market Cap
1.50B
Enterprise Value
1.13B
1-Year Change
23.04%
Ranking
Category
Stock Price
$27.75
Market Cap Chart
Since the IPO on October 11, 2024, Upstream Bio's market cap has increased from $393.35M to $1.50B, an increase of 281.23%. That is a compound annual growth rate of 219.95%.
Market Cap History
| Date | Market Cap | % Change |
|---|---|---|
| Dec 5, 2025 | 1.50B | 70.19% |
| Dec 31, 2024 | 881.13M | 124.01% |
Market Capitalization
Market capitalization, also called net worth, is the total value of all of a company's outstanding shares. It is calculated by multiplying the stock price by the number of shares outstanding.
Formula: Market Cap = Stock Price * Shares Outstanding
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