Former Citadel PM Rich Falk-Wallace explains the Alpha Stack and why 90% of hedge funds fail due to poor risk management rather than bad stock picking.

Ninety percent of hedge fund failures happen not because the manager was wrong about a stock, but because they were wrong about the 'stack' of risks sitting underneath it. To generate alpha today, you need a reasonably correct perspective at several different layers of the investment stack simultaneously.
Analyse the attached content about generating alpha today, following the instructions in the Odds_Open_Rich_Arcana_Custom_Prompt.txt file. Focus on having a correct perspective and advantage at several layers of the stack, as discussed by Rich Falk-Wallace.




Rich Falk-Wallace is a former Portfolio Manager at Citadel who provides expert insights into the complexities of professional investing. Drawing from his experience at one of the world's leading hedge funds, he discusses the critical transition from being a talented stock picker to becoming a professional portfolio manager. His perspective focuses on the rigorous discipline required to manage capital in highly competitive markets where traditional alpha is increasingly difficult to capture.
According to Rich Falk-Wallace, ninety percent of hedge fund failures occur not because managers lack good ideas or are 'dumb,' but because they fail to manage the 'stack' of risks underlying their trades. A manager might be perfectly right about a stock's performance, yet the fund can still lose money if they ignore the broader investment stack. Success requires more than just a hit product or an earnings beat; it requires managing multiple layers of risk simultaneously.
The Alpha Stack is a concept introduced by Rich Falk-Wallace that describes the multiple layers of insight required for successful portfolio management. In today's competitive market, having a single good insight into a stock is no longer enough. Investors must maintain a 'reasonably correct perspective' across several different layers of the investment stack at the same time. This approach treats investing like a game of 3D chess, where the stock pick is only the beginning of the strategy.
The difference lies in the management of risk and the 'stack' of factors beneath a trade. While a stock picker focuses on finding a company that will succeed or beat earnings, a professional portfolio manager must account for the various risks that could cause a fund to lose money even when the initial thesis is correct. Rich Falk-Wallace argues that professional rigor involves understanding that a good investment idea is just the starting point, not the entire solution for managing capital.
Creado por exalumnos de la Universidad de Columbia en San Francisco
"Instead of endless scrolling, I just hit play on BeFreed. It saves me so much time."
"I never knew where to start with nonfiction—BeFreed’s book lists turned into podcasts gave me a clear path."
"Perfect balance between learning and entertainment. Finished ‘Thinking, Fast and Slow’ on my commute this week."
"Crazy how much I learned while walking the dog. BeFreed = small habits → big gains."
"Reading used to feel like a chore. Now it’s just part of my lifestyle."
"Feels effortless compared to reading. I’ve finished 6 books this month already."
"BeFreed turned my guilty doomscrolling into something that feels productive and inspiring."
"BeFreed turned my commute into learning time. 20-min podcasts are perfect for finishing books I never had time for."
"BeFreed replaced my podcast queue. Imagine Spotify for books — that’s it. 🙌"
"It is great for me to learn something from the book without reading it."
"The themed book list podcasts help me connect ideas across authors—like a guided audio journey."
"Makes me feel smarter every time before going to work"
Creado por exalumnos de la Universidad de Columbia en San Francisco
