Health-care companies ticked down as regulators continued to probe the health-insurance industry.

UnitedHealth Group shares fell after a Senate committee found the largest U.S. health insurer by enrollees deployed aggressive tactics to collect payment-boosting diagnoses for its Medicare Advantage members. Rivals such as Centene and Humana fell in sympathy.

Thermo Fisher Scientific's number-two executive, Michel Lagarde, is leaving the life-sciences giant to pursue another opportunity.


Write to Rob Curran at rob.curran@dowjones.com

(END) Dow Jones Newswires

01-12-26 1755ET