Patience as EdgeWide moat

Berkshire Hathaway (BRK.B) — moat facet

Sitting in cash until the fat pitch — the discipline most investors can't afford and Berkshire can.

Patience is the least glamorous and most valuable of Berkshire's habits. The willingness to sit in cash and do nothing — to let money pile up, unglamorously, while the market runs hot and rivals chase overpriced deals — is one of the hardest disciplines in all of finance, because inaction invites criticism and looks, to the impatient, like a failure to act. Yet it is exactly that patience that lets Berkshire strike hard when a genuine bargain finally appears.

Equity portfolio at fair value ($B)$271.6BDec 24$297.8BDec 25$288.0BMar 26$323.8BJun 26Insurance and other equity securities; 10-K FY2025, 10-Qs March and June 2026
Patience being spent: the portfolio grew $26 billion in six months.

The edge works because bargains are not evenly distributed in time. They cluster in crises and panics, when cash is scarce and fear is everywhere, and they vanish in booms. An investor who stays fully deployed at all times has no dry powder when the great opportunities arrive; Berkshire deliberately holds its fire so it can swing with force at the rare fat pitch. Waiting is not idleness — it is the accumulation of the capacity to act when acting is most rewarding.

The difficulty is that patience is genuinely hard to distinguish, in the moment, from simply missing the game. Years of holding cash while markets rise look identical to timidity until the crash comes and vindicates them — or doesn't. Berkshire has been right far more often than not, but the strategy demands a temperament few possess and a shareholder base willing to tolerate long stretches of apparent inactivity, trusting that the discipline will pay when it matters — as it did when the Apple stake grew into the portfolio's largest holding1.

Moat trajectory: Holding steady

Holding steady. The willingness to sit in cash and wait for the fat pitch is a temperament, and it appears to have survived the handover — Abel has signaled the same discipline, and the record cash pile is patience made visible. It neither widens nor narrows; it is a constant of the house, tested in every hot market and vindicated in the crises that follow. The one watch-item is whether a successor culture keeps the nerve to do nothing for years at a stretch, but for now the patience holds.

The number that tests this moat
Reported
Equity portfolio at fair value
$323.8B at 30 June 2026, from $297.8B at end-2025

Part market gains, part the $11.6B of net buying. The portfolio outgrowing cash is patience being spent.

Source: Berkshire Form 10-Q, quarter ended 30 June 2026 ↗
⚠ Threats to the moat
References
  1. ReportedThe Apple stake grew into the portfolio's largest holding.
    Berkshire 10-K / 13-F — the Apple position, long the largest holding in the equity portfolio — 2016-2026 · publ. 2016-2026 · source ↗
Sources
Generated September 23, 2026