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.

• Guggenheim analyst John Difucci downgraded the rating for Smartsheet Inc. (NYSE:SMAR) from Buy to Neutral. Smartsheet shares closed at $56.02 on Friday. See how other analysts view this stock.
• JMP Securities analyst Constantine Davides downgraded the rating for agilon health, inc. (NYSE:AGL) from Market Outperform to Market Perform. Agilon Health shares closed at $1.84 on Friday. See how other analysts view this stock.
• BMO Capital analyst John McNulty downgraded Celanese Corporation (NYSE:CE) from Market Perform to Underperform and lowered the price target from $138 to $76. Celanese shares closed at $84.80 on Friday. See how other analysts view this stock.
• Seaport Global analyst Kenneth Zener downgraded the rating for NVR, Inc. (NYSE:NVR) from Buy to Neutral. NVR shares closed at $9,306.94 on Friday. See how other analysts view this stock.
• Raymond James analyst James Rollyson downgraded Tidewater Inc. (NYSE:TDW) from Strong Buy to Outperform and slashed the price target from $131 to $102. Tidewater shares closed at $56.07 on Friday. See how other analysts view this stock.

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

Read More:

• Dow, S&P 500 Notch Best Week Of Year As Tesla Surges Post Trump Win: Investor Sentiment Improves, Fear & Greed Index Remains In 'Neutral' Zone