Series 31 A securities license entitling the holder to sell managed futures(funds). Investopedia Says: The Series 31 exam is administered by the NASD, covering topics such as rules, regulations, and responsibilities with respect to the futures industry. Related Terms: Broker NASD Series 11 Series 24 Series 26 Series 27 Series 3 Series 30 Series 4 Series 55 Series 6 Series 63 Series 65 Series 7 |