Gregory Blotnick

Gregory Blotnick is an investor, entrepreneur, and author based in West Palm Beach, Florida.

Blotnick was most recently the founder and portfolio manager of Brattle Street Capital LLC, a long/short equity hedge fund in New York City focused on small and mid-cap opportunities within the Consumer & Retail sector. Previously, Blotnick worked at the hedge funds Citadel LLC, Schonfeld Strategic Advisors, and several other long/short equity funds in the New York area. Since 2009, Blotnick has covered the Consumer industry, analyzing hardlines, softlines, consumer durables and consumer technology stocks. He regularly writes and publishes research on equity investing and on trends in the Consumer space.

Since 2012, Blotnick has been a frequent financial contributor and commentator.  His insights and analysis have been featured across financial media outlets including Fortune, Kiplinger, Forbes, CFA Institute, MarketWatch, and many more, with readers praising his ability to break down complex financial concepts to a broad audience without losing analytical rigor. Blotnick’s primary areas of interest include behavioral finance and investor psychology, tracking the cognitive biases that can lead individuals into poor decision-making, negative feedback loops and adverse outcomes. In 2025, Blotnick published two books: “Blind Spots: A Riches to Rags Story,” and “Essays: De Rerum Natura.”

Blotnick holds an MBA from Columbia Business School and a Bachelor of Science in Finance from Lehigh University. He currently resides in Palm Beach County.