Multibagger is a term commonly used to describe a stock that has generated returns of over 100%. It was coined by Peter Lynch, former manager of the Magellan Fund at Fidelity Investments.
The investor has outperformed this year by staying invested in "Magnificent Seven" names, but said that he is hunting for opportunities in the small- and mid-cap space.
Johnson, CEO of FMR, parent of Fidelity Investments, seems determined to shake up a few things. She has pushed Fidelity Investments far beyond its roots.