Vickers Stock Research, a subsidiary of Argus Research Group, tracks and analyzes insider trading and institutional ownership trends. Form 13-Fs are due 45 days after the end of calendar quarters, and have now come in from 2Q21. We like to review the 13Fs of the major activist investors, including Carl Icahn, Trian Fund Management, Jana Partners, and ValueAct Holdings, among others. Activist investing has evolved in recent years and is now less about generating a short-term return on an underpriced stock and more about