Why Is the BIS Warning About Global Financial Stability? Understanding Three Key Risks in 2026

At the end of June 2026, the Bank for International Settlements (BIS) published its Annual Economic Report 2026, outlining several structural challenges that could influence the resilience of the global financial system in the years ahead.

In this year's report, the BIS highlights three areas that warrant close attention: rising public debt, vulnerabilities in the non-bank financial sector, and the possibility that inflationary pressures could re-emerge.

According to the BIS, the combination of these factors could reduce policymakers' flexibility when responding to future economic shocks. Rather than predicting an imminent crisis, the report presents an assessment of risks that governments, central banks, and market participants may continue to monitor.

Rising Public Debt Remains a Key Concern

One of the report's primary themes is the continued increase in government debt across many economies.

According to the BIS, fiscal measures introduced over recent years, including those aimed at supporting economic recovery and responding to global challenges, have contributed to higher public debt levels in many countries. At the same time, interest rates remain higher than they were before the pandemic, increasing governments' debt servicing costs.

The BIS suggests that these developments could reduce fiscal policy flexibility if governments need to introduce additional economic support in the future. The extent of any impact would depend on each country's fiscal position and broader macroeconomic conditions.

Public debt levels are closely monitored by financial markets because they can influence perceptions of fiscal sustainability, sovereign bond markets, and currency valuations.

Non-Bank Financial Institutions Draw Increased Attention

The report also focuses on the growing role of non-bank financial institutions (NBFIs), including hedge funds, pension funds, insurance companies, and other investment firms.

According to the BIS, some market participants in this sector employ relatively high levels of leverage to increase market exposure. During periods of financial stress, leveraged positions may require rapid adjustments, which, under certain market conditions, could contribute to reduced market liquidity and amplify price movements.

The BIS notes that these developments highlight the importance of monitoring financial stability risks beyond the traditional banking sector, as non-bank institutions now play an increasingly significant role in global financial markets.

Inflation Risks Have Not Fully Disappeared

Another key topic covered in the report is inflation.

While inflation has moderated across many economies compared with the peaks seen in previous years, the BIS notes that several factors, including changes in trade policies, geopolitical developments, supply chain disruptions, and fluctuations in energy prices—could continue to influence the inflation outlook.

In different scenarios, changes in inflation expectations may affect central banks' monetary policy decisions. However, policy decisions ultimately depend on a broad range of economic indicators available at the time.

Why Does the BIS Emphasize Policy Discipline?

One of the report's central messages is the importance of coordination between fiscal and monetary policy.

According to the BIS, if fiscal policy remains expansionary while central banks continue implementing tighter monetary policy to maintain price stability, managing inflation could become more challenging. As a result, the BIS argues that maintaining policy discipline across both areas may help support long-term macroeconomic stability.

These observations form part of the BIS's policy assessment based on current global economic conditions.

What Could This Mean for Financial Markets?

The BIS report does not suggest that market disruption is imminent. Instead, it identifies several structural vulnerabilities that may deserve continued attention because they could influence financial markets alongside other economic developments.

In practice, public debt dynamics, inflation trends, and market liquidity conditions are among the factors that market participants commonly monitor when assessing the global economic outlook. At the same time, financial market performance continues to be influenced by a wide range of variables, including economic data releases, central bank decisions, geopolitical developments, and overall market sentiment.

Conclusion

Through its Annual Economic Report 2026, the BIS highlights that the global financial system continues to face several structural challenges. Rising public debt, vulnerabilities within the non-bank financial sector, and evolving inflation dynamics are presented as areas that policymakers and market participants may continue to monitor.

For readers following developments in the global economy, the report provides valuable insight into how an international financial institution assesses potential risks to financial stability. As the BIS notes, however, future economic and market developments will continue to depend on a broad set of evolving domestic and global factors.