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.

• Barclays analyst Glen Santangelo upgraded Phathom Pharmaceuticals Inc (NASDAQ:PHAT) from Equal-Weight to Overweight and raised the price target from $16 to $18. Phathom Pharmaceuticals shares closed at $10.79 on Thursday. See how other analysts view this stock.
• BMO Capital analyst Ameet Thakkar upgraded Quanta Services Inc (NYSE:PWR) from Market Perform to Outperform and raised the price target from $600 to $650. Quanta Services shares closed at $545.64 on Thursday. See how other analysts view this stock.
• JP Morgan analyst Michael Fairbanks upgraded Argan Inc (NYSE:AGX) from Neutral to Overweight and announced a $550 price target. Argan shares closed at $410.85 on Thursday. See how other analysts view this stock.

Considering buying AGX stock? Here’s what analysts think:

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