Last year, animal rights group PETA urged securities regulators to investigate Charles River Laboratories for allegedly misleading investors about its sales and purchases of long-tailed macaques, widely used in pharmaceutical research. The company faced accusations of importing thousands of non-human primates illegally and sourcing some from firms linked to an international smuggling ring, as well as falsely labeling monkeys sold to clients. Charles River Laboratories International Inc. CRL stock is trading ...