U.S. equity futures are pointing to a lower open when the final trading day of the week gets underway.

The major futures indexes suggest a decline of 0.6% at the opening bell.U.S. markets have been roiled by trading by small investors of video game vendor GameStop that hurt hedge funds that bet the stock would fall.

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Investors watched wild swings in GameStop, which skidded 44.3%, cinema chain AMC and other stocks that have become targets for online traders.

Several fell after Robinhood and other trading platforms restricted trading, causing an outcry by some customers.

GameStop shares are rebounding in the premarket, trading as higher as $400 per share after some trading curbs were lifted. Read more at FOX Business