Broader market indexes all traded lower Friday, as the Federal Reserve Bank's ongoing mission to rein in historically high inflation appeared to hit a speed bump. The latest U.S. government data revealed that inflation spiked unexpectedly last month, which could affect the Fed's long-running campaign of interest rate hikes, which are intended to control rising prices.

With that as a backdrop, shares of Amazon (NASDAQ: AMZN) fell 3%, Shopify (NYSE: SHOP) tumbled 4.7%, and Roku (NASDAQ: ROKU) slumped 5.8% as of 11:47 a.m. ET today.

A check of all the usual sources -- press releases, earnings reports, and regulatory filings -- found very little company-specific news driving the downturn, and the news related to one company was decidedly positive. This suggests investors were squarely focused on the worsening economic situation.

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Source Fool.com