GW&K Investment Management LLC grew its stake in Primoris Services Co. (NASDAQ:PRIM – Free Report) by 11.6% during the first quarter, HoldingsChannel reports. The firm owned 1,613,680 shares of the construction company’s stock after purchasing an additional 168,038 shares during the quarter. GW&K Investment Management LLC’s holdings in Primoris Services were worth $39,793,000 as of […]