Shares of MasTec (MTZ - Get Report) were rising by 4.67% to $41.50 on Thursday morning, following a rating upgrade to "buy" from "neutral" at D.A. Davidson.

The firm raised its rating on the infrastructure construction company's stock to $50 from $44.

Davidson sees catalysts for the company, including bookings momentum, its communications customer initiative development, and the potential for M&A.

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