Piedmont Lithium Inc. (PLL) shares ended the last trading session 11.3% higher at $9.20. The jump came on an impressive volume with a higher-than-average number of shares changing hands in the session. This compares to the stock's 2.6% gain over the past four weeks. Shares of Piedmont Lithium gained since the news that it has established an At Market Issuance Sales Agreement with B. Riley Securities, Inc. The agreement allows Piedmont Lithium to potentially sell common stock through B. Riley Securities. Thi ...