Quantinno Capital Management LP increased its position in shares of Avantor, Inc. (NYSE:AVTR – Free Report) by 187.4% during the 1st quarter, Holdings Channel reports. The firm owned 1,169,147 shares of the company’s stock after purchasing an additional 762,288 shares during the quarter. Morgan Stanley now owns 17,468,418 shares of the company’s stock worth $200,188,000 after buying an additional 11,216,565 shares during the last quarter. Wall Street Zen upgraded Avantor from a “hold” rating to a “buy” rating in a report on Saturday, June 27th. TD Cowen restated a “hold” rating on shares of Avantor in a research note on Wednesday, July 15th.