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.

JP Morgan analyst Chigusa Katoku upgraded 3M Co (NYSE:MMM) from Neutral to Overweight and raised the price target from $178 to $180. 3M shares closed at $161.77 on Thursday.

See how other analysts view this stock.

B of A Securities analyst Steve Byrne upgraded PPG Industries Inc (NYSE:PPG) from Neutral to Buy and boosted the price target from $127 to $134.