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This article summarizes the most significant insider buys and sells from Friday, September 5, 2025, for US stocks.
Top Insider Buys:
Safety Insurance Group Inc (NASDAQ:SAFT): Director Dennis J. Langwell acquired 2,000 shares of common stock at $72.39 per share, totaling $144,780. The purchase price appears attractive, as InvestingPro analysis indicates the stock is currently undervalued. Safety Insurance Group, with a market capitalization of $1.08 billion, offers a robust 5.1% dividend yield and has maintained dividend payments for 23 consecutive years. The company boasts a P/E ratio of 12.6 and an overall financial health score rated as "GOOD" by InvestingPro. Following the transaction, Langwell directly owns 8,000 shares of the company.
Standard Biotools Inc. (NASDAQ:LAB): A group of entities related to Casdin Capital, including Casdin Partners Master Fund, L.P., Casdin Capital, LLC, and Casdin Partners GP, LLC, reported purchasing shares totaling $635,750. The transactions involved the acquisition of 250,000 shares on September 3rd at a weighted average price ranging from $1.2414 to $1.2765, and another 250,000 shares on September 4th at a weighted average price ranging from $1.2621 to $1.2930. Standard Biotools, currently valued at approximately $497 million, trades near its InvestingPro Fair Value and maintains a strong financial health score of 2.67 out of 5. The company has a healthy balance sheet with more cash than debt and a robust current ratio of 5.16x.
Blink Charging Co. (NASDAQ:BLNK): Chief Financial Officer Michael Bercovich acquired 6,000 shares of common stock at prices ranging from $1.02 to $1.0287, with a weighted average price of $1.024 per share, totaling $6,144. The transaction comes as the stock has declined nearly 14% over the past week, though InvestingPro analysis indicates the company is currently undervalued. Following the purchase, Bercovich directly owns 123,230 shares of Blink Charging Co., representing a notable stake in the $106 million market cap company.
Nano-X Imaging Ltd. (NASDAQ:NNOX): Chief Financial Officer Daniel Ran acquired 1,000 shares of the company’s ordinary shares at $3.65 per share, totaling $3,650. The purchase was made near the stock’s 52-week low of $3.63, as technical indicators from InvestingPro suggest the stock is in oversold territory. Following the transaction, Ran directly owns 6,950 ordinary shares of Nano-X Imaging Ltd. The company maintains a strong liquidity position with a current ratio of 4.19 and holds more cash than debt on its balance sheet.
Precigen, Inc. (NASDAQ:PGEN): Director Agee Nancy H purchased 15,000 shares of common stock at $4.60 per share, totaling $69,000. This insider purchase comes as the stock has shown remarkable strength, gaining over 350% in the past year and trading near its 52-week high of $5.22. Following the transaction, Agee directly owns 217,841 shares of Precigen. The company, with a market capitalization of $1.29 billion, has recently secured $100 million in non-dilutive financing and received positive analyst ratings.
Top Insider Sells:
IonQ, Inc. (NASDAQ:IONQ): Chief Financial Officer Thomas G. Kramer sold 64,578 shares of common stock at a weighted average price of $41.8232, for a total value of $2,700,858. The transaction comes as the quantum computing company’s stock has surged over 500% in the past year. The sales were executed under a pre-arranged Rule 10b5-1 trading plan adopted on March 14, 2025.
Ares Management Corp (NYSE:ARES): Co-Founder & Exec. Chairman Antony P. Ressler sold 463,193 shares of Class A Common Stock between September 3 and September 5, 2025, yielding a total of $82,605,016. The prices for these shares ranged from $175.55 to $181.20. The transactions were made indirectly through TJ Capital Investors, LLC.
Applied Digital Corp. (NASDAQ:APLD): CEO and Chairman Cummins Wes sold 400,000 shares of common stock at a price of $15.26, for a total transaction value of $6,104,000. The company’s stock has surged over 205% in the past year, according to InvestingPro data.
Trupanion Inc (NASDAQ:TRUP): Director Darryl Rawlings sold a total of 50,000 shares of common stock on September 3rd and 4th, 2025, amounting to $2.2 million. The transaction comes as the pet insurance provider has seen its stock surge 35% over the past six months.
Dave Inc. (NASDAQ:DAVE): Director Yadin Rozov sold 14,650 shares of Class A Common Stock for approximately $2.9 million. The sales were executed in multiple transactions at prices ranging from $195.79 to $203.99. Dave’s stock has shown remarkable strength, delivering a 466% return over the past year.
Investors should stay tuned to insider buys and sells as they can provide valuable insights into a company’s prospects. While insider transactions alone should not be the sole basis for investment decisions, they can offer clues about management’s confidence in the company’s future performance. However, it’s crucial to consider these transactions alongside other fundamental and technical analysis factors before making any investment choices.
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