Author: mcastor

Michael Castor is the author of this blog, “Quintessential.” Michael is also the portfolio manager of the healthcare-focused hedge fund, Sio Capital Management, LLC, which he founded in 2006. Before starting Sio, Michael worked at Bernstein Investment Research and Management from 2001 to 2006 as the firm’s healthcare analyst and as the healthcare sector leader. Prior to Bernstein, Michael worked in the investment banking/equity capital markets division of JP Morgan where he focused on biotechnology and healthcare equity offerings. Before entering finance, Michael spent three years in clinical medicine. He completed his surgery internship at Indiana University Medical Center followed by two years of surgery and otolaryngology residency at Columbia Presbyterian Medical Center in New York. Michael earned a MD from The Ohio State University College of Medicine, where he graduated summa cum laude. He earned his undergraduate degree in biomedical engineering from Tulane University where he graduated summa cum laude with departmental honors.

Green shoots…. withered

When the financial crisis was just starting to resolve, some economic data points began to look less bad and a few even looked good. Ben Bernanke called these “green shoots”, suggesting new growth. At the time, concern levels were high…

Behavioral biases and investing

The New York Times published a great piece by Nobel prize winner Robert Shiller (economist and professor at Yale). Shiller identifies several behavioral biases that confound making any short term market predictions. As it pertains to the present, the Fed…

Dr. Copper (follow up)

Serendipitously, just after I wrote my last post on copper and commodity prices (see here), I saw an article on the same topic by Ambrose Evans-Pritchard. AEP is the international business editor of The Daily Telegraph. He writes about a…

Dr. Copper

Copper is a ubiquitous industrial metal used in the production of everything from plumbing to construction materials to electrical wiring. As it pertains to equity markets, copper has been referred to by Wall Street as “Dr. Copper.”  The term implies that…