Henry Viola-Heir

Concurrent Technologies: Becoming a Durable Compounder?

There are some businesses I own because their appeal lies in my understanding of their products. Concurrent Technologies (LSE:CNC) isn’t one of them. The company designs and manufactures high-performance embedded computing systems for applications in scenarios where failure is an unacceptable event. Think defence, aerospace, and industrial applications; environments where reliability is highly prized. Concurrent […]

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2026 – Half Year Review

The first half of 2026 was less about discovering new investment opportunities and more about developing my approach to the stewardship of capital. I exited several long-term positions as my conviction deteriorated, reallocated capital towards higher-quality compounders and introduced a more deliberate framework for portfolio construction. Some of these decisions were prompted by changes in

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It’s The Most Vacuous Time Of The Year: Why Most Annual Reviews Tell You Almost Nothing of Value

Every January, investors conduct the same familiar exercise – an exercise which is rapidly approach again. Twelve months of market activity are compressed into a neat sequence of charts and percentages, then we draw conclusions with an air of finality that the underlying evidence does not support. The problem is not that annual reviews exist.

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Investor Summit 2025: Why Long-Term Investors Should Be Paying Attention

In a world fixated on speed, volatility, and the illusion of instant returns, the true edge in investing remains unchanged: patience, discipline, and long-term thinking. It’s easy to be swept up in the noise – social media trends, algorithmic trades, and investment fads that vanish as quickly as they rise. But as any seasoned investor

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Navigating Volatility: Lessons from the Classics

There is, among novice investors, a persistent tendency toward feverish impatience. When markets tremble, headlines blare, and portfolios lurch, the inexperienced are seized by a dangerous impulse: to act immediately, and often unwisely. Yet it is precisely in such moments that the wiser course is often one of stillness. When global markets collapse, even the

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