Deep Engagement: A Banking Approach to Classical Value Investing | Donald Zilkha of Zilkha Investments

Episode Summary

Executive Summary: Donald Zilka traces his family’s banking legacy from the Middle East to a modern, relationship-driven investment firm focused on small- and mid-cap public equities. He explains how deep diligence, quiet engagement with management, and a value-oriented process let Zilka Investments identify misunderstood businesses and profit from catalysts, while adapting from SPVs to a broader fund structure and a more accessible marketing strategy.

Main Topics: Family banking legacy and reputation (Priority: 5/5): Zilka recounts his grandfather’s rise from textile notes and gold arbitrage in Baghdad to a regional banking network, emphasizing trust, reputation, and adaptability as family principles. Evolution from banking/M&A to public equity investing (Priority: 5/5): He explains how his background in M&A, venture, and private equity shaped a deal-by-deal mindset that eventually evolved into a liquid public-market strategy. SPVs, drawdown funds, and fund-structure lessons (Priority: 4/5): Zilka describes experimenting with SPVs and a drawdown model, learning that public-equity investors preferred a simpler, committed, plain-vanilla fund format. Engagement investing and management relationships (Priority: 5/5): The firm’s approach centers on deep research, discreet questioning, and constructive dialogue with management to uncover value without public activism. Value investing across old industry and tech-enabled businesses (Priority: 5/5): Zilka argues his process is fundamentally value-based, but can apply to both steady cash-flow businesses and selected technology enablers if the margin of safety is attractive. Case studies: Nathan’s, Kemet, Mattel, Sprout Social (Priority: 4/5): He uses specific holdings to show how identifying business model quirks, catalysts, and market mispricing can create outsized returns. Marketing the fund and broadening access (Priority: 3/5): Zilka says the firm is now actively marketing after years of relying on results and word of mouth, and is lowering minimums to attract a broader investor base.

Key Arguments: Reputation and trust are the family’s defining assets; in banking and investing, character determines access, credibility, and long-term success. A deal-by-deal, deep-diligence mindset from banking can be translated into public markets, but the right vehicle matters; SPVs worked better than a drawdown fund. Management engagement is most effective when it is quiet, respectful, and highly informed; resistance to basic questions is a sign to exit. The firm is not activist in the classic raider sense; it seeks to improve communication, capital structure, and strategic decisions through collaboration. Zilka Investments is a value strategy, even in technology; it seeks margin of safety, cash flow, and established business models rather than pure narrative growth. Public market liquidity is an advantage because investors can exit monthly, while the firm still benefits from private-equity-style diligence and long holding periods. The best opportunities arise when the market misprices understandable businesses due to poor communication, temporary setbacks, or structural complexity. The firm learned that marketing matters; having a good record is not enough if potential investors never hear the story.

Data Points: Net return: 22.4% net through 2021 - Performance of the SPV portfolio referenced by Zilka Investment horizon: 8 to 12 years - How long the firm thinks about holding certain liquid public equity investments Seed/venture fund structure: 5-year investment window and 3-year exit - Structure Zilka says was too short for seed-stage venture investing SPV target check size: $5 million to $10 million from each of four families - Expected capital per deal in the SPV model Investor reaction window: 48 hours to 1 week - Typical time window families had to decide on an SPV opportunity before the stock moved Initial investment in Nathan’s: Around $20 per share - Entry price for the Nathan’s investment Nathan’s cash dividend: $25 cash dividend within two years - Dividend allowed return of initial capital and taxes while retaining the position Nathan’s store count: 247 stores total; 66 proper Nathan’s stores - Zilka’s argument for further operational upside in the franchise model Nathan’s upside estimate: Could be worth $400 per share - Zilka’s view of potential value if the business is privatized and expanded Kemet entry price: $35 per share - Original investment level before the attempted take-private idea Kemet take-private price: $55 per share - The price Zilka said they would have pursued in a private transaction Mattel entry/exit: Bought at $9; sold at $25 - Example of taking easy money in a consumer/business turnaround Sprout Social price range: Bought at $40; rose to $140; now in the $20s - Illustrates volatility and the need to monitor margin of safety and business progress Free cash flow threshold: 35% to 50% - Margin-of-safety range that starts to interest the firm in tech-enabled names Small/mid-cap market quality: About 60% lose money or break even - Zilka’s description of the opportunity-rich small/mid-cap universe Team size: 3 investment professionals - Current core team handling the strategy AUM threshold for more hires: Around $500 million to $1 billion - Scale at which Zilka said they may add staff

Pivotal Quotes: "If people like you, they will trust you. And if they trust you, you have a moral obligation to deliver what you say you care." — Donald Zilka: On the central role of reputation in finance and family culture "We're a hybrid between your sort of momentum driven hedge fund and your long term to eight to 12 year private equity fund." — Donald Zilka: Describing Zilka Investments’ market position and process "Build it and they will come, which was the wrong way to look at it." — Donald Zilka: Reflecting on the mistake of not marketing the fund earlier

Implications: The episode shows how deep research and management engagement can create an edge in overlooked public equities. It also underscores that process, liquidity, and accessible marketing are essential if a specialized strategy wants to scale.