Donald Trump won the U.S. presidency on promises to lower drug prices. Yet biotech stocks have outperformed the S&P 500 since his move into the White House, and some biotech stocks have more than doubled since his inauguration on Jan. 20. Among the best performing of these biotech stocks are Esperion Therapeutics (NASDAQ: ESPR), TG Therapeutics (NASDAQ: TGTX), and Aurinia Pharmaceuticals (NASDAQ: AUPH), so let’s learn more about them.