Market averages struggled and stocks traded near flatlines after investors returned from a three-day weekend.  

The S&P 500 index traded down 0.02% to 4,507.02 and the Nasdaq Composite fell 0.02% to 14,003.02. 

The yield on 2-year Treasury notes decreased to 4.91%, 10-year Treasury notes inched higher to 4.23% and 30-year Treasury bonds edged down to 4.35%. 

Airbnb Inc jumped 6.3% to $140.81 after the S&P Dow Jones Indices announced Friday that the short term rental platform operator will be included in the S&P 500 index from Sep 18. 

Blackstone and Airbnb will replace Newell Brands and Deere & Company. 

Brady Corp soared 11.1% to $56.48 after the company posted quarterly results and reported adjusted earnings per share of $1.04. 

Sales in the fiscal fourth quarter ending in July increased 6.8% to $345 .9 million from $324 million and net income rose to $49.4 million from $41 million and diluted earnings per share advanced to $1.0 from 81 cents a year ago. 

During the quarter and year ended July 31, the company returned $56.4 million and $120.4 million, respectively, to shareholders in the form of dividends and share repurchases. 

On August 30, the Board of Directors authorized an additional $100 million of shares for repurchase, about 2 million shares based on current share price and approximately 4.4% of total outstanding shares.

The industrial printer maker forecasted diluted earnings per share in the fiscal 2024 to range between $3.70 and $3.95. 

Warner Bros Discovery Inc decreased 0.5% to $11.52 after the company said that the current strikes from writers and actors could negatively impact adjusted operating earnings between $300 million and $500 million. 

The company provided the latest projections in a filing with the SEC. 

The movie studio operator is expecting lower adjusted operating earnings for the full year in the range of $10.5 to $11 billion, reflecting impact from strikes. 

The company revised higher its full-year free cash flow expectations to at least $5 billion and third quarter free cash flow of $1.7 billion, in part due to strong performance of Barbie. 

SoftBank controlled chip design firm Arm said it plans to list its stock on the New York Stock Exchange at a price between $47 and $51 a share, valuing the British company at $52 billion. 

SoftBank acquired the advanced chip design firm for $32 billion in 2016 and plans to sell 9.4% of the company and raise between $4.5 billion and $4.9 billion.