Marc N. Casper's Stock Transactions in Thermo Fisher Scientific Inc.

Marc N. Casper, Chairman & CEO of Thermo Fisher Scientific Inc., engaged in multiple transactions involving the company's common stock and stock options between October 24 and October 27, 2025. These transactions were executed under a Rule 10b5-1 trading plan adopted on April 28, 2025. Casper acquired 24,354 shares of common stock at a price of $253.99 per share and disposed of 24,354 shares at various prices ranging from $561.04 to $575.67 per share. Additionally, he exercised stock options for 24,354 shares at $0 per share, with the underlying shares being common stock. The transactions resulted in a net decrease in Casper's direct holdings of common stock. The filing also notes that Casper disclaims beneficial ownership of certain shares held indirectly through trusts and other entities.