Check out the companies making headlines this week:

AeroVironment (NASDAQ: AVAV): Aerospace and defense company AeroVironment (NASDAQ: AVAV) rose by 4.3% on Monday after the company announced it had secured a nearly $240 million order for its long-haul laser communications terminals. See our full article here.

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Vertiv (NYSE: VRT): Data center products and services company Vertiv (NYSE: VRT) rose by 11.1% on Wednesday after the company presented a positive outlook at the Goldman Sachs Communicopia + Technology Conference. See our full article here.

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Reddit (NYSE: RDDT): Online community and discussion platform Reddit (NYSE: RDDT) rose by 8.2% on Wednesday after Jefferies raised its price target on the stock and the company launched a new strategic toolkit for publishers. See our full article here.

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Opendoor (NASDAQ: OPEN): Technology real estate company Opendoor (NASDAQ: OPEN) rose by 55% on Thursday after the company announced a significant management shake-up, including a new chief executive and the return of its co-founders to the board. See our full article here.

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Chegg (NYSE: CHGG): Online study and academic help platform Chegg (NYSE: CHGG) fell by 10.5% on Monday after a bearish consensus view from Wall Street analysts weighed on investor sentiment. See our full article here.

Is now the time to buy Chegg? Access our full analysis report here, it’s free.