Like Ken Griffin, for example. Once his divorce from Anne is official, the Citadel founder should not put another ring on it. Because while KG has avoided the pitfalls of many a divorcing hedge-fund manager so far, he should know that, statistically speaking, tying the knot with a third Mrs. Griffin is even more dangerous than disassembling the marital bed of the first.

Hedge fund alpha during the six months surrounding a manager’s split drops an average of 7.4% annualized, the researchers found. But weddings proved even more destructive to performance, cutting alpha by 8.5% for the same window.

Divorce & Hedge Funds: Research Backs Up the Myth [Chief Investment Officer]

Full study: Limited Attention, Marital Events, and Hedge Funds