At $134 billion, the Qs, as it is known across Wall Street, has grown to become one of the biggest exchange-products in the world and accounts for roughly 42% of Invesco’s ETF assets.
— Read on www.wsj.com/articles/invesco-to-launch-four-new-funds-tied-to-flagship-qqq-tech-etf-11602592229
Finding Value in ETF's Worth Owning for the Long Haul