Greenbrier could become takeover target, says KeyBanc KeyBanc believes that M&A within the machinery sector could intensify. The firm identifies Greenbrier as the top potential target within the railcar sector, citing what it sees as the company's "solid backlog and balance sheet, as well as significant liquidity, solid dividend yield, and strong returns and free cash flow conversion." The firm says that Greenbrier's valuation has reached historic lows. It keeps a $40 price target and Overweight rating on the name. .