Before the market crash, key indicators showed hedge funds' gross exposure (the total value of long and short positions) was at historic highs. This extreme leverage meant that any catalyst forcing de-risking would inevitably trigger a large, cascading deleveraging event, regardless of the initial narrative.

The Federal Reserve encouraged banks to buy long-term treasuries while signaling low rates, only to then hike rates at a historic pace. This action decimated the value of those bonds, making the world's 'safest asset' the riskiest and directly triggering bank collapses like Silicon Valley Bank.

Quantitative Easing (QE) forced massive, often uninsured deposits onto bank balance sheets when loan demand was weak. These deposits were highly rate-sensitive. When the Fed began raising rates, this "hot money" quickly fled the system, contributing to the banking volatility seen in March 2023.

According to Andrew Ross Sorkin, while bad actors and speculation are always present, the single element that transforms a market downturn into a systemic financial crisis is excessive leverage. Without it, the system can absorb shocks; with it, a domino effect is inevitable, making guardrails against leverage paramount.

Months before its collapse, SVB's insolvency was calculable using its own Q3 2022 earnings release. A simple mark-to-market adjustment of its securities portfolio revealed a negative tangible equity of $4 billion, a clear red flag missed by the market.

Despite recent concerns about private credit quality, the most rapid and substantial growth in debt since the GFC has occurred in the government sector. This makes the government bond market, not private credit, the most likely source of a future systemic crisis, especially in a rising rate environment.

Since 2022, highly leveraged hedge funds have bought 37% of net long-term Treasury issuance. This concentration makes the world’s most important market exceptionally vulnerable, as any volatility spike could trigger forced mass selling (degrossing) from these funds.

The dominance of leveraged hedge funds as the marginal buyers of long-term bonds means that during a crisis, bonds are sold off alongside equities. This forced de-leveraging negates their traditional safe-haven role, transforming them into a risk asset that falls during market stress.

For 40 years, falling rates pushed 'safe' bond funds into increasingly risky assets to chase yield. With rates now rising, these mis-categorized portfolios are the most vulnerable part of the financial system. A crisis in credit or sovereign debt is more probable than a stock-market-led crash.