Key Takeaways
- • The ECB estimates hedge funds account for more than half of trading in the roughly $13 trillion European government bond market, up from 30% in 2020, according to Reuters reporting.
- • A sharp October selloff pushed French 10-year yields to 24-year highs, with daily yield moves above 10 basis points and a nearly 25 bp two-day jump in the French-German spread, the largest since the euro zone debt crisis.
- • Investors including Pictet Wealth Management and Fidelity International said hedge funds' rapid unwinding of crowded, debt-funded trades amplified the move and drained liquidity.
- • Hedge funds hold roughly $112 billion of French government bonds pledged in euro zone repo markets, and about $113 billion of UK gilt repo borrowing, per Bank of France and Bank of England data cited by Reuters.
- • The AIMA cautioned against attributing the volatility to hedge funds alone, pointing to fundamentals such as France's deficit and 2027 presidential election politics.
Summary
The European Central Bank estimates hedge funds account for more than half of trading in the roughly $13 trillion European government bond market, up from 30% in 2020. The International Monetary Fund says hedge fund exposure to sovereign bonds has more than doubled since 2022, without giving a total, and warned in October that hedge fund activity can "amplify price dislocations and liquidity strains during periods of stress," citing borrowing and crowded trades. Hedge funds oversee over $40 trillion including leverage and derivatives exposure, according to the IMF.
Some investors argue hedge funds magnified the selloff. Lauréline Renaud-Chatelain of Pictet Wealth Management said the sector's growth brought "a lot more volatility" and could explain the severity of the French sell-off. Marion Le Morhedec, chief investment officer for fixed income at Fidelity International, said popular trades are crowded and debt-funded, so funds can exit en masse, "completely wipe out the market" and drain liquidity. Pictet said French bond liquidity in early October was the worst since 2008. Bruno Schneller of Erlen Capital Management pointed to cash-futures basis trades and leveraged carry trades as sensitive to volatility changes, noting that forced reductions can become self-reinforcing. He cautioned, however, against blaming hedge funds alone, citing France's deficit and political uncertainty ahead of the 2027 presidential election.
The Alternative Investment Management Association (AIMA) called hedge funds one of bond markets' most important sources of liquidity, warning against "hasty, broadbrush pronouncements" based on anecdotal evidence. Reuters reports that hedge funds have taken a larger share of government bond markets as central banks shrink balance sheets, pension demand changes and bank regulation limits bond holdings. JPMorgan's CFO Jeremy Barnum told analysts that hedge fund leverage is "in the category of known unknowns." The European Securities and Markets Authority declined to comment.
Funding linkages add to regulatory concern. Bank of France data shows French debt makes up about €100 billion ($112 billion) of the €250 billion in euro zone government bonds pledged in repo markets. The Bank of England estimates £85 billion ($113 billion) of the £200 billion net gilt repo borrowing comes from hedge funds. Meanwhile, the IMF said in a separate report that markets have managed recent stress well, and several fund managers told Reuters that volatility had not yet affected their strategies and had created opportunities. Standard Life's chief credit officer Michela Bariletti said French bonds became relatively cheap and the firm added exposure during the sell-off.
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