Screener
Castle Biosciences CSTL Common Stock
Common Stock at other companies
Other financials
Where this comes from
Reported directly by Castle Biosciences in its filing.
Tagged under the XBRL concept us-gaap:CommonStockValueOutstanding.
The source filing: Castle Biosciences’s 10-Q, filed May 6, 2026.
- Filed
- May 6, 2026, 4:09 PM EDT
- Fiscal quarter
- Q1 FY2026
- Calendar quarter
- Q1 2026
- Accession
- 0001628280-26-031263
| ASSETS | March 31, 2026 / (unaudited) | December 31, 2025 |
|---|---|---|
| Commitments and Contingencies (Note 12) | ||
| Stockholders’ Equity | ||
| Preferred stock, $0.001 par value per share; 10,000,000 shares authorized as of March 31, 2026 and December 31, 2025; no shares issued and outstanding as of March 31, 2026 and December 31, 2025 | — | — |
| Common stock, $0.001 par value per share; 200,000,000 shares authorized as of March 31, 2026 and December 31, 2025; 30,295,965 and 29,686,314 shares issued and outstanding as of March 31, 2026 and December 31, 2025, respectively | 30 | 30 |
| Additional paid-in capital | 700,255 | 694,860 |
| Accumulated deficit | (238,806) | (224,284) |
| Accumulated other comprehensive (loss) income | (63) | 267 |
| Total stockholders’ equity | 461,416 | 470,873 |
Item 1. Financial Statements.
FAQ
- What is Castle Biosciences's common stock?
- Castle Biosciences (CSTL) reported common stock of $30K in Q1 2026.
- How has Castle Biosciences's common stock changed year-over-year?
- Castle Biosciences's common stock increased by 3.4% year-over-year, from $29K to $30K.
- What is the long-term trend for Castle Biosciences's common stock?
- Over 5 years (2020 to 2025), Castle Biosciences's common stock has grown at a 3.7% compound annual growth rate (CAGR), from $25K to $30K.
- 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).
Ask your AI about Castle Biosciences's common stock.
Connect your AI assistant and compare it to peers, right in your chat.
Connect your AI

Claude