Float – Option Spread

Here’s Buffett on the float:

Insurers receive premiums upfront and pay claims later. … This collect-now, pay-later model leaves us holding large sums — money we call “float” — that will eventually go to others. Meanwhile, we get to invest this float for Berkshire’s benefit. …

If premiums exceed the total of expenses and eventual losses, we register an underwriting profit that adds to the investment income produced from the float. This combination allows us to enjoy the use of free money — and, better yet, get paid for holding it. Alas, the hope of this happy result attracts intense competition, so vigorous in most years as to cause the P/C industry as a whole to operate at a significant underwriting loss. This loss, in effect, is what the industry pays to hold its float. Usually this cost is fairly low, but in some catastrophe-ridden years the cost from underwriting losses more than eats up the income derived from use of float. …

Wonder how do we achieve this “float” as a retail investor ? – Learn from the best

In Berkshire’s 2008 and 2010 annual letter, after highlighting the dangers of derivatives, Buffett explained in detail why he uses options to generate float for investing

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