Corporate bond mutual funds tend to hold illiquid assets but provide liquid claims to their investors. How do they manage liquidity to meet investor redemptions? We show that, during tranquil market conditions, these funds tend to reduce liquid asset holdings such as cash and government bonds to...

Open-end mutual funds have grown to become a key player in the corporate bond market. They invest in illiquid bonds but provide liquid claims to shareholders. Does such liquidity transformation introduce fragility to the corporate bond market? To address this question, we create a novel measure...