04:55 PM EDT, 10/03/2025 (MT Newswires) -- US equity indexes traded mixed at the close on Friday, with all three benchmarks off session highs, as the federal government shutdown looked set to extend into next week.

The S&P 500 was little changed at 6,715.79, and the Dow Jones Industrial Average climbed 0.5% to 46,758.28. Nasdaq Composite, however, fell 0.3% to 22,780.51. Communication services, consumer discretionary, and technology were the main decliners, while healthcare and utilities led the top gainers.

Competing Republican and Democratic measures to fund the federal government failed again on Friday in the Senate, with lawmakers still at an impasse over enhanced Obamacare subsidies on the third day of a shutdown, CNN reported late Friday.

With the Senate not expected to be in session this weekend, the standoff would likely extend into next week, the news report said, adding that the Trump administration has signaled thousands of government layoffs could begin soon.

Meanwhile, the Polymarket odds of the shutdown lasting beyond Oct. 15 are currently at 45%, having stood at 34% at the end of Thursday, according to a note from Deutsche Bank on Friday. The last shutdown, straddling 2018-19, lasted 35 days and reduced spending by $3 billion in Q4 of 2018 and another $8 billion in Q1 of 2019, Lindsey Piegza, chief economist at Stifel, said in a note earlier this week.

Gold futures jumped 1.1% to $3,910.22, and silver surged 3.4% to $47.95.

A US Army battlefield communications system being developed by Palantir ( PLTR ) and Anduril has been labeled a "very high risk" due to serious security vulnerabilities, Reuters reported, citing an Army memo. Palantir ( PLTR ) shares slumped 7.5%, the worst performer on the Nasdaq and the S&P 500. The stock was the worst performer among mega-caps, defined as firms with a market capitalization of more than $200 billion.

In economic news, the Institute for Supply Management's US services index fell to 50.0 in September from 52.0 in August, compared with expectations for 51.7 in a Bloomberg-compiled survey, indicating neither expansion nor contraction. The S&P Global US services index was revised upward to 54.2 in September from the 53.9 flash reading, versus no revisions expected in a poll compiled by Bloomberg.

Most Treasury yields rose, with the two-year up 2.7 basis points to 3.58% and the 10-year rate climbed 3.1 basis points to 4.12%.

Amazon's ( AMZN ) vice president of device software and services, Rob Williams, has left his post and will leave the e-commerce giant at the end of the year, Reuters reported Friday, citing an internal memo. Amazon's ( AMZN ) shares fell 1.3%, among the laggards on the Dow.

Applied Materials ( AMAT ) fell 2.7%, among the steepest decliners on the Nasdaq, after the company said late Thursday it expects a revenue reduction of about $110 million in fiscal Q4 and $600 million in fiscal 2026 due to a new rule issued by the US Department of Commerce's Bureau of Industry and Security.

West Texas Intermediate crude oil futures rose 0.5% to $60.77 a barrel.