Pfizer Inc

A pharmacist delivers a COVID-19 booster dose at a Chicago CVS store in October.Antonio Perez | Tribune News Service | Getty ImagesThe U.S. will stop buying Covid shots at reduced price for…

Vials and a medical syringe seen displayed in front of the Food and Drug Administration (FDA) of the United States logo. FDA finds the COVID-19 vaccine.Pavlo Gonchar | LightRocket | Getty…

Nathan Stirk | Getty Images News | Getty ImagesCheck out the companies making headlines before the bell.McDonald's — Shares dipped more than 1% after McDonald's reported its latest quarterly…

Vials containing the Pfizer/BioNtech vaccine against the coronavirus disease (COVID-19) are displayed before being used at a mobile vaccine clinic, in Valparaiso, Chile, January 3,…

Traders on the floor of the NYSESource: NYSEHere are the most important news items that investors need to start their trading day:1. Rally faces tests this weekThe January rally has hung in…

CNBC's Jim Cramer on Friday said that Wall Street's recent gains could continue next week depending on the Federal Reserve's actions."A decision not to raise rates at all might show too much…

Check out the companies making headlines in midday trading.Seagate Technology — Shares of the data storage company surged more than 10% a day after Seagate posted beats on the top and bottom…

A nurses fills up syringes for patients as they receive their coronavirus disease (COVID-19) booster vaccination during a Pfizer-BioNTech vaccination clinic in Southfield, Michigan,…

A Southwest Airlines Co. Boeing 737 passenger jet pushes back from a gate at Midway International Airport (MDW) in Chicago, Illinois.Luke Sharrett | Bloomberg | Getty ImagesCheck out the…

Pfizer's and Moderna's omicron booster shots reduced the risk of mild illness from the XBB family of subvariants by about 48% compared to people who did not receive the vaccine, according to…