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.

• BMO Capital analyst James Thalacker initiated coverage on PPL Corporation (NYSE:PPL) with an Outperform rating and announced a price target of $36. PPL shares closed at $32.92 on Tuesday. See how other analysts view this stock.
• Goldman Sachs analyst Gabriela Borges initiated coverage on Zeta Global Holdings Corp. (NYSE:ZETA) with a Neutral rating and announced a price target of $30. Zeta Global shares closed at $21.46 on Tuesday. See how other analysts view this stock.
• Roth MKM analyst Chip Moore initiated coverage on Powell Industries, Inc. (NASDAQ:POWL) with a Buy rating and announced a price target of $312. Powell Industries shares closed at $249.81 on Tuesday. See how other analysts view this stock.
• Citigroup initiated coverage on Monolithic Power Systems, Inc. (NASDAQ:MPWR) with a Buy rating and announced a price target of $700. Monolithic Power Systems shares closed at $595.32 on Tuesday. See how other analysts view this stock.
• Deutsche Bank analyst Omotayo Okusanya initiated coverage on Realty Income Corporation (NYSE:O) with a Hold rating and announced a price target of $62. Realty Income shares closed at $55.78 on Tuesday. See how other analysts view this stock.

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

Read This Next:

• Macy's, Adobe And 3 Stocks To Watch Heading Into Wednesday