The Edge that Has Outperformed 10x in an Increasingly Efficient Market

Why It Matters

Founder‑driven companies can deliver outsized, long‑term returns, prompting investors to prioritize founder quality and thematic concentration over traditional diversification. This blend of tangible and intangible analysis offers a repeatable edge in today’s fast‑repricing markets.

Key Takeaways

• Founder-led companies have delivered ~10x returns over 30 years
• Zilla Funds blends tangible financials with intangible founder/culture analysis
• Concentrated portfolios of 15‑25 stocks capture 90% diversification benefits
• Core growth themes include AI, e‑commerce, digital media, cybersecurity, fintech
• Valuation focuses on long‑term advantage, not short‑term price premiums

Summary

In this Livewise Growth Series interview, fund founder and CIO Joe Zilla explains how his Zilla Funds strategy seeks alpha in an increasingly efficient market by targeting founder‑led businesses. He argues that traditional financial metrics are being repriced faster than ever, forcing investors to dig deeper into product value, culture, workforce and, most critically, the founder’s unique traits. Zilla’s research, echoing Chris Souk’s study, shows founder‑led stocks have outperformed the market by roughly tenfold over the past three decades. The edge comes from three founder characteristics—frontline obsession, an owner‑mindset, and business insurgency—that energize culture, product innovation and ultimately financial performance. To capture this edge, Zilla concentrates on 15‑25 high‑conviction names, leveraging academic findings that a 20‑stock core delivers 90% of diversification benefits while limiting any theme to 20% of the portfolio. Illustrative examples include Rocket Lab, where founder Peter Beck’s engineering frugality yielded superior launch services despite weak early financials, and Coinbase, whose founder‑driven regulatory compliance and crypto‑holding scale create a sticky deposit base. Zilla also highlights Figma as a contrarian play, betting that AI‑driven software proliferation will heighten demand for design tools. The broader implication for investors is clear: to generate outsized returns, they must blend quantitative analysis with qualitative assessment of founder impact, focus on structural growth themes such as AI, e‑commerce, digital media, cybersecurity and fintech, and accept a concentrated portfolio that tolerates higher conviction risk.

Original Description

Growth investing is harder than ever - information moves fast, and edges evaporate in real-time. So, where do you find alpha in an ultra-efficient market?

We sat down with Joseph Ziller, founder of Ziller Funds Management, to discuss why he bets on a factor the market consistently underweights: the power of founder-led businesses.

Key Highlights:

The 10x edge: Why founder-led stocks have outperformed by 10x over the last 30 years.

Beyond the spreadsheets: Measuring culture, leadership, and product value.

Concentration vs valuation: How to build a portfolio when nothing looks "cheap."

The next wave: The specific stocks and themes defining the next leg of growth.

Filmed: Monday, April 13, 2026.

Read the summary here: https://bit.ly/3OWjzM8

Timecodes:

00:25 - How to assess growth in an efficient market

01:20 - The founder-led advantage

03:22 - Defining characteristics of a long term compounder

04:50 - Managing concentration risk

05:50 - Valuation of founder-led growth stocks

08:20 - Structural growth themes

10:47 - Stock examples - Coinbase & Figma

15:14 - What happens when a founder leaves?

16:30 - Conviction through volatility