Corporate executives and other company officers last week offloaded their shares in stocks such as Nvidia and Toll Brothers . While motivations for insider selling can vary, such activity is often tracked by investors who believe that it could reflect deeper issues at a company. VerityData is one source that tracks the information and confirms it against each company’s original Securities and Exchange Commission filings. The list below excludes filings where the disclosure explicitly says the sale was conducted pursuant to preplanned 10b-51 trading plans, focusing instead on discretionary activity. The plans specify selling date, share price and amount. Here are some of last week’s most notable sales. Nvidia Director Dawn Hudson sold 90,000 shares at an average price of $170.90 for a total of $45.5 million, according to regulatory filings . The sale reduced Hudson’s holdings by 20%. Shares of Nvidia are up 21% over the past three months. Roivant Sciences Investor Vivek Ramaswamy sold 1.8 million shares at an average price of $12.65 for a total of $22.5 million. Shares of Roivant Sciences have climbed 15% in the last three months. Quantum Computing CEO Yuping Huang sold 1 million shares at an average price of $14.42 for a total of $14.4 million. Quantum Computing stock has rallied 15% in the last three months. Vital Farms Officer Matthew O’Hayer sold 200,000 shares at an average price of $51.56 for a total of $10.3 million. Verity noted cluster selling among other directors and officers at Vital Farms , with six insiders selling a total of $13 million over the past 30 days. Other shares in the same filing were indicated as pre-planned. Shares of Vital Farms have surged 65% in the last three months. Toll Brothers CEO Douglas Yearley Jr. sold 25,000 shares at an average price of $138.26 for a total of $3.5 million. Shares have risen 33% in the past three months. Fabrinet Director Rollance Olson sold 9,000 shares at an average price of $334.12 for a total of $3 million. President and COO Gill Harpal also sold 14,200 shares at $355.15 a piece, for a total of $5 million, reducing their holdings by half. Verity flagged cluster selling with five insiders at Fabrinet , including the company’s CFO, selling $21.5 million shares over the past 30 days. The stock has surged 44% over the prior three months. Corning Officer Eric Musser sold 20,000 shares at an average price of $70.23 for a total of $1.4 million. Shares of Corning have rallied 37% over the prior three months. Applied Digital CEO Wes Cummins sold 400,000 shares at an average price of $15.26 for a total of $6.1 million. Meanwhile, CFO Mohmand Mohammad Saidal LaVanway sold 75,000 shares at an average price of $15.26 for a total of $1.1 million, reducing his holdings by more than a quarter. Shares of Applied Digital are up 40% over the prior three months.