Investors turned defensive ahead of the looming trade deadline next week amid a lack of visible progress. 

The S&P 500 index edged 0.1% higher, and the tech-heavy Nasdaq Composite edged 0.2% lower as investors reviewed the latest private sector employment data. 

The U.S. private businesses shed jobs for the first time in more than two years in June. 

U.S. businesses cut 33,000 net jobs in June following a downwardly revised increase of 29,000 in May, according to the monthly survey released by ADP. 

Private employer job additions have been on the declining trend since peaking in October 2024 and now turned negative for the first time since March 2023. 

The ADP report is viewed with skepticism because of its volatile track record, and investors are now awaiting the release of June's nonfarm payrolls report on Thursday.

The U.S. Bureau of Labor Statistics is scheduled to release its monthly report on Thursday, and investors are anticipating payrolls to expand by at least 90,000. 

U.S. Stock Movers 

Centene Corporation plunged 29.5% to $39.90 after the health insurance company withdrew its full-year outlook. 

The company anticipates the Medicaid Health Benefit Ratio in the second quarter to be higher than in the first quarter.

Moreover, the company revised lower its expected revenue in 22 of the 29 key markets and estimated the annual revenue shortfall to reach as high as $1.8 billion, which corresponds to an adjusted diluted earnings per share impact of $2.75.

"This preliminary estimate includes a projection of the remaining eight months of 2025 and is based on 2025 paid claims through April 30 from Wakely for the 22 states, as well as the company's membership estimates and morbidity trend estimates for both its members and the aggregate market, calculated by state," the company added in a statement to investors. 

TechTarget Inc. dropped 9.6% to $9.56 after the company reported a wider loss in the latest quarter.