Castle Biosciences Insider Tobin Juvenal Sells Shares Worth Over $550,000

Insider Tobin Juvenal, an executive of Castle Biosciences, Inc., sold 17,310 shares of the company's stock on July 31 at an average price of $29.31, generating proceeds of about $507,356 and reducing his holding to 80,725 shares. A second transaction on August 3 saw Juvenal sell an additional 1,730 shares at an average price of $28.25, bringing in roughly $48,872 and lowering his stake to 78,995 shares. Both sales were executed under a pre‑arranged Rule 10b5‑1 trading plan and were disclosed in filings with the U.S. Securities and Exchange Commission.

Castle Biosciences, listed on NASDAQ under the ticker CSTL, has a market capitalization of approximately $945 million. The company recently reported quarterly earnings that beat analyst expectations, posting a loss of $0.07 per share on revenue of $99.86 million. Analysts continue to project a full‑year loss per share of about $1.56. The insider sales occurred amid this earnings backdrop and ongoing analyst coverage.