We analyze the three stocks that represent 42% of the communications services sector.

Shares of the telemedicine provider were cut in half on Thursday, pressuring 'ARKK' and other ETFs.

The S&P 500 is down 13% from its highs, matching its low point from March. Can it hold here?

The bid/ask spread is a key component of the total cost of investing in ETFs.

Corporate earnings growth is expected to have decelerated during the first quarter.

Oil ETFs have performed phenomenally this year, but these aren’t buy-and-hold investments.

Rising interest rates have pushed investors into the dollar this year.

The ARK CEO remains steadfast in her belief that her exchange-traded funds will outperform again.

At the Exchange conference in Miami Beach, Florida, two experts said investors can successfully navigate an environment of high inflation and high interest rates.