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A single dose ofPfizerorModerna'sCovid-19vaccines was 80% effective in preventing coronavirus infections, according to a new Centers for Disease Control and Prevention study of vaccinated health-care workers.The effectiveness of partial immunization was seen two weeks after the first dose, according to the CDC, which looked at nearly 4,000 health care personnel, first responders and frontline workers between Dec. 14 and March 13. The health care workers in the study, which was published Monday,

Some “meme” stocks are slipping in Monday trading,AMC Entertainment stock fall 13%,the shares of Sundial Growers drop 7%,GameStop Corp. stock is down 2%.These stocks are identified as a potential gamble using methodology from recently published research paper—from Alok Kumar of the University of Miami, Houng Nguyen of the University of Danang, and Talis Putnins at the University of Technology Sydney and Stockholm School of Economics. The group proposed looking at the average volume over 30 days

The investment bank told its financial advisors Wednesday in an internal memo that the bank is launching access to three funds that enable ownership of bitcoin, according to people with direct knowledge of the matter.Two of the funds on offer are from Galaxy Digital, the crypto firm founded by Mike Novogratz, while the third is a joint effort from asset manager FS Investments and bitcoin company NYDIG.The bank is only allowing its wealthier clients access to the volatile asset: The bank consider

Palantir CEO Alex Karp appeared at an event hosted by The Executives' Club of Chicago and some of hiscomments alsoaired on CNBC.Karp did say he "likes so-called retail investors for lots of reasons" and said that Palantir's direct listing was a way to even the playing field between individual and institutional investors.Wall Street's short-term focus is "one of the most destructive, corrosive attributes of an otherwise interesting and largely functioning system," said Karp.

California's twoDisneytheme parks will reopen on April 30, CEO Bob Chapek said on CNBC's "Squawk Alley" Wednesday.All theme parks in California have been closed due to Covid-related restrictions for the past year. While guidelines in other states, like Florida, allowed parks to reopen with limited capacity, California's rules have kept theme parks big and small shuttered.However, new state guidance permits amusement parks to reopen beginning April 1 with 15% to 35% capacity depending on the prev