On October 20th, Reuters reported the remarks of SEC Chairman Mary L. Schapiro at the Managed Fund Association conference. Chairman Schapiro said it is unlikely that the agency will ban the short-selling of stocks. Schapiro Remarks. On October 21st, the Wall Street Journal reported that Chairman Schapiro, in response to a question posed by former SEC Chairman Harvey Pitt concerning expert networks, said that "a pretty bright line" exists between receiving stock research and insider trading. Expert Networks.