Most investors who own the Magnificent Seven already own them, scattered across index funds, QQQ, and individual positions. MAGS and WCBR represent two very different answers to the same question: how ...

Many regions are "stubbornly highly concentrated" when it comes to commercial health coverage, according to a new analysis from the American Medical Association (AMA). The AMA released its annual look ...

Data: Yale Health Care Affordability Lab; Map: Axios Visuals Every hospital in North Dakota, South Dakota and Wyoming is in a highly concentrated market, according to a blog post from Yale's new ...

But Sequoia is hardly the first concentrated fund to soar, then take a nosedive, due to its heavily weighted positions. Some of the most fabled mutual funds of the past few decades have experienced a ...

Amassing a large exposure to a single stock may not elicit much concern from an investor. After all, many investors find themselves holding large, concentrated stock positions resulting from good ...

The perception that concentrated investment managers are riskier or more volatile than a diversified index is slowly changing. Despite academic research that dates back several decades, concentrated ...

Christine Benz: Hi, I'm Christine Benz for Morningstar.com. Do concentrated strategies tend to outperform? Joining me to share some research on this topic is Alex Bryan. He is Morningstar's director ...