Check out the companies making headlines this week:

AeroVironment (NASDAQ: AVAV): Aerospace and defense company AeroVironment (NASDAQ: AVAV) fell by 5.8% on Wednesday after the company reported disappointing fourth-quarter results, missing Wall Street's expectations on both earnings and revenue, and lowered its full-year financial outlook. See our full article here.

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ProPetro (NYSE: PUMP): Oilfield services company ProPetro (NYSE: PUMP) rose by 10.5% on Thursday after crude oil prices surged following new attacks on energy infrastructure in the Middle East. See our full article here.

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Solaris Energy Infrastructure (NYSE: SEI): Mobile power and logistics company Solaris Energy Infrastructure (NYSE: SEI) rose by 4% on Wednesday after the company's shares continued to rally following strong fourth-quarter results. See our full article here.

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nLIGHT (NASDAQ: LASR): Laser company nLIGHT (NASDAQ: LASR) fell by 2.8% on Thursday after its President and CEO, Scott H. Keeney, sold more than $1.1 million worth of company stock. See our full article here.

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MACOM (NASDAQ: MTSI): Network chips maker MACOM Technology Solutions (NASDAQ: MTSI) rose by 4.1% on Monday after analysts highlighted the company as a key beneficiary of the growing demand for optical networking components used in AI data centers. See our full article here.

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