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Stock impact report

Here's Why Puma Biotechnology Shares Tumbled 53.9% in May [The Motley Fool]

Puma Biotechnology Inc (PBYI) 
Last puma biotechnology inc earnings: 2/20 04:07 pm Check Earnings Report
US:NYSE Investor Relations: pumabiotechnology.com/ir.html
Company Research Source: The Motley Fool
Here's Why Puma Biotechnology Shares Tumbled 53.9% in May The most significant potential concern for the company's lone drug product arose. Shares of Puma Biotechnology ( NASDAQ:PBYI ) collapsed by nearly 54% last month, according to data provided by S&P Global Market Intelligence . The pharmaceutical company reported first-quarter 2019 operating results reflecting a worrisome development: A significant number of patients are discontinuing treatment with Nerlynx, the company's only drug product, because of severe side effects that reduce quality of life. Even before the drug earned marketing approval from the Food and Drug Administration, analysts wondered if the risk/benefit profile of the drug was worth it. Nerlynx provides only a small survival benefit, costs over $10,000 per month, and causes moderate to severe diarrhea in most patients. Those concerns took a back seat to revenue growth in the first 12 months following market launch, but Q1 results -- the first outside that 12-mo Show less Read more
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