Intel led the Nasdaq’s five biggest September winners with a gain of about 35%, followed by Advanced Micro Devices at nearly 30%, Meta at about 27%, Marvell Technology at nearly 25% and Astera Labs at about 20%. Semiconductor stocks helped push the broader market higher, with the Nasdaq Composite rising about 2% during the month. The index ended Wednesday’s session up about 0.2% at 26,861.06 points and finished higher in 19 of September’s 30 trading sessions. Investors are turning to October with the Federal Reserve’s next rate decision in focus. U.S.-Iran tensions could add to market volatility, while expectations for another rate increase have eased after comments from New York Fed President John Williams. The article first appeared on GuruFocus, which also flagged five warning signs for Intel and offered a free discounted cash flow calculator to test whether the stock is fairly valued.