Top Wall Street analysts changed their outlook on these top names. For a complete view of all analyst rating changes, including upgrades and downgrades, please see our analyst ratings page.

• HSBC analyst Charlene Liu downgraded the rating for Baidu, Inc. (NASDAQ:BIDU) from Buy to Hold and announced a price target of $100. Baidu shares gained 2.4% to close at $88.28 on Monday. See how other analysts view this stock.
• Redburn Atlantic analyst Peter Low downgraded the rating for BP p.l.c. (NYSE:BP) from Buy to Neutral. BP shares gained 0.7% to close at $32.86 on Monday. See how other analysts view this stock.
• Baird analyst Eric Coldwell downgraded McKesson Corporation (NYSE:MCK) from Outperform to Neutral and lowered the price target from $603 to $531. McKesson shares fell 0.6% to close at $505.00 on Monday. See how other analysts view this stock.
• Leerink Partners analyst Andrew Berens downgraded the rating for Regeneron Pharmaceuticals, Inc. (NASDAQ:REGN) from Outperform to Market Perform, while cutting the price target from $1,175 to $1,077. Regeneron Pharmaceuticals shares fell 4.6% to close at $1,091.98 on Monday. See how other analysts view this stock.
• Wedbush analyst David Chiaverini downgraded First Horizon Corporation (NYSE:FHN) from Outperform to Neutral and slashed the price target from $20 to $17. First Horizon shares fell 1.9% to close at $15.67 on Monday. See how other analysts view this stock.

Considering buying BP stock? Here's what analysts think:

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