01:48 PM EDT, 09/15/2025 (MT Newswires) -- US equity indexes advanced after midday on Monday, led by communication services and consumer discretionary sectors.

The Nasdaq Composite advanced 0.8% to 22,308.3, after scaling a peak of 22,352.05 earlier in the session. The S&P 500 rose 0.4% to 6,607.7. The Dow Jones Industrial Average was up less than 0.1% to 45,868.4. Healthcare and consumer staples were among the decliners.

US Treasury yields declined, with the 10-year down 2.6 basis points to 4.03% and the two-year rate 2.1 basis points lower at 3.54%.

US Treasury Secretary Scott Bessent said the US has reached a framework agreement on TikTok, Bloomberg reported, citing comments Bessent made to reporters Monday in Madrid. US President Donald Trump said on Truth Social that he will speak with his Chinese counterpart Xi Jinping on Friday.

In economic news, the New York Federal Reserve's Empire State manufacturing index fell to minus 8.7 in September from 11.9 in August, compared with a smaller expected decrease to a reading of 5.0 in a survey compiled by Bloomberg. The Empire State index is one of the first manufacturing sector readings for September and suggests a return to contraction after two months of expansion.

In company news, Tesla (TSLA) Chief Executive Elon Musk bought about 2.6 million company shares indirectly through a trust for about $1 billion, a regulatory filing showed on Monday. The shares were purchased on Sept. 12 in various block trades at prices ranging between $371 and $396 per share, the filing showed. Tesla shares were up 5.3% intraday, among the top gainers on the S&P 500 and the Nasdaq.

Nvidia ( NVDA ) violated China's anti-monopoly law, the country's State Administration for Market Regulation said Monday, following a preliminary probe. Nvidia ( NVDA ), whose shares slipped less than 0.1%, was suspected of violations in relation to its acquisition of Israel's Mellanox Technologies, the regulator said.

China's Ministry of Commerce said on Sunday it initiated an anti-dumping investigation on imports of certain analog microchips from the US. Products under investigation are the type typically made by Texas Instruments ( TXN ) and Analog Devices ( ADI ) , according to a report from Bloomberg News. Texas Instruments ( TXN ) dropped 3.1% intraday, the steepest decline on the Nasdaq.

West Texas Intermediate crude oil futures climbed 1.2% to $63.47 a barrel.

Ukraine over the weekend continued its attacks on Russian refineries, sending drones to the Novoil refinery in the city of Ufa, though damage was limited, according to a Guardian news report. The attack is the latest by Ukraine on Russia's oil sector as it attempts to limit the oil exports funding Moscow's invasion and cut fuel supplies to its military.