Renaissance Technologies LLC grew its stake in AptarGroup, Inc. (NYSE:ATR – Free Report) by 20.3% in the first quarter, Holdings Channel.com reports. The institutional investor owned 172,800 shares of the industrial products company’s stock after buying an additional 29,200 shares during the quarter. Rothschild Investment LLC now owns 202 shares of the industrial products company’s stock worth $25,000 after acquiring an additional 141 shares during the last quarter. The stock’s 50-day moving average price is $122.68 and its 200-day moving average price is $126.56. Also, EVP Irene Elizabeth Hudson sold 1,264 shares of AptarGroup stock in a transaction on Thursday, May 7th.