"The basic worry that comes with having lots of money is no different from what worries everyone else. Whether you've got $100 or $100 million, you don't want to lose it. After we sold Broadcast.com, I hedged my stock with synthetic indexes, in case the market cratered in the six months before I could hedge my actual Yahoo shares. It cost me $20 million, but I protected what I had. Todd Wagner and I had a credo: "Pigs get fat; hogs get slaughtered.""
Care to explain further, or point me to where I can read more?
Edit: I think the "equity collar" article linked below sorted me out.