Some of the stocks that may grab investor focus today are:

• Wall Street expects Morgan Stanley (NYSE:MS) to report quarterly earnings at $1.70 per share on revenue of $14.09 billion before the opening bell. Morgan Stanley shares rose 0.5% to $81.20 in pre-market trading.
• PPG Industries, Inc. (NYSE:PPG) reported better-than-expected results for its first quarter and issued strong earnings forecast for the second quarter. PPG shares climbed climbed 4% to $160.11 in pre-market trading.
• Analysts are expecting PNC Financial Services Group Inc (NYSE:PNC) to have earned $2.75 per share on revenue of $4.11 billion for the latest quarter. The company will release earnings before the markets open. PNC shares gained 0.4% to $175.48 in pre-market trading.

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• Analysts expect Bank of New York Mellon Corp (NYSE:BK) to report quarterly earnings at $0.87 per share on revenue of $3.85 billion before the opening bell. Bank of New York Mellon shares gained 0.3% to $48.14 in pre-market trading.
• Alcoa Corp (NYSE:AA) reported stronger-than-expected results for its first quarter. Alcoa shares gained 3.2% to $33.90 in the pre-market trading session.