Too Big to Fail: The Inside Story of How Wall Street and Washington Fought to Save the Financial System from Crisis — and Themselves

by Andrew Ross Sorkin

And they did. The Federal Reserve was providing AIG a credit line of $85 billion—which it hoped would be enough to avert catastrophe and keep it afloat. But in exchange for the loan, the government was taking a large ownership stake—79.9 percent in the form of warrants called “equity participation notes.”