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

• Goldman Sachs analyst Alexander Duval upgraded the rating for STMicroelectronics N.V. (NYSE:STM) from Sell to Neutral, while raising the price target from $35.5 to $45.8. STMicroelectronics shares fell 0.2% to trade at $43.01 on Tuesday. See how other analysts view this stock.
• BMO Capital analyst Kelly Bania upgraded The Kroger Co. (NYSE:KR) from Market Perform to Outperform and increased the price target from $58 to $60. Kroger shares gained 2.2% to trade at $52.19 on Tuesday. See how other analysts view this stock.
• Argus Research analyst Jim Kelleher upgraded the rating for Juniper Networks, Inc. (NYSE:JNPR) from Hold to Buy, while announcing a price target of $40. Juniper Networks shares rose 0.3% to settle at $35.60 on Tuesday. See how other analysts view this stock. See how other analysts view this stock.
• Craig-Hallum analyst Jason Kreyer upgraded QuinStreet, Inc. (NASDAQ:QNST) from Hold to Buy and announced a price target of $22. QuinStreet shares gained 9.3% to trade at $17.05 on Tuesday. See how other analysts view this stock.
• Citigroup analyst Spiro Dounis upgraded the rating for Sunoco LP (NYSE:SUN) from Neutral to Buy and announced a price target of $65. Sunoco shares settled at $54.64 on Tuesday. See how other analysts view this stock.