ARM and AMD semiconductor stocks rally on analyst upgrades and insider sales

ARM Holdings ADR surged about 9 % on Thursday, trading as high as $339.44 and closing near $328 after several analysts lifted their price targets – Royal Bank of Canada to $260, Barclays to $360, Sanford C. Bernstein to $500 and Wells Fargo to $410. Insider transactions were reported, with William Abbey selling 10,887 shares for $2.44 million and CFO Jason Child disposing of 31,920 shares for $7.23 million.

Advanced Micro Devices also saw notable activity. Golden Road Advisors bought 988 AMD shares worth roughly $201 k, while large institutional holders such as Norges Bank and Wellington Management remain major shareholders. Analysts raised targets, including RBC to $400 and Wolfe Research to $450, with a strong‑buy rating from Loop Capital. Insider sales were disclosed: CEO Lisa T. Susold sold 125,000 shares for $57.6 million and EVP Mark D. Papermaster sold 6,000 shares for $3.2 million.