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Upstream Bio, Inc. UPB Common Stock
Common Stock at other companies
Other financials
Where this comes from
Reported directly by Upstream Bio, Inc. in its filing.
Tagged under the XBRL concept us-gaap:CommonStockValue.
The source filing: Upstream Bio, Inc.’s 10-Q, filed August 11, 2026.
- Filed
- Aug 11, 2026, 7:10 AM EDT
- Fiscal quarter
- Q2 FY2026
- Calendar quarter
- Q2 2026
- Accession
- 0001193125-26-343417
| Line item | June 30, 2026 | December 31, 2025 |
|---|---|---|
| Commitments and contingencies (Note 12) | ||
| Stockholders’ equity: | ||
| Preferred stock, $0.001 par value; 10,000,000 shares authorized at June 30, 2026 and December 31, 2025; no shares issued and outstanding at June 30, 2026 and December 31, 2025 | — | — |
| Common stock, $0.001 par value; 500,000,000 shares authorized at June 30, 2026 and December 31, 2025; 54,771,041 and 54,237,750 shares issued and outstanding at June 30, 2026 and December 31, 2025, respectively | 54 | 54 |
| Additional paid-in capital | 685,542 | 673,410 |
| Accumulated other comprehensive income (expense) | (123) | 530 |
| Accumulated deficit | (414,516) | (334,223) |
| Total stockholders’ equity | 270,957 | 339,771 |
Item 1. Financial Statements.
FAQ
- What is Upstream Bio, Inc.'s common stock?
- Upstream Bio, Inc. (UPB) reported common stock of $54K in Q2 2026.
- How has Upstream Bio, Inc.'s common stock changed year-over-year?
- Upstream Bio, Inc.'s common stock decreased by 0.0% year-over-year, from $54K to $54K.
- What is the long-term trend for Upstream Bio, Inc.'s common stock?
- Over 2 years (2023 to 2025), Upstream Bio, Inc.'s common stock has grown at a 324.3% compound annual growth rate (CAGR), from $3K to $54K.
- What does common stock mean?
- The par value of all common shares issued and outstanding, typically a nominal amount ($0.01 or $0.001 per share).
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