The Koch Brothers Plan to Spend a Record-Setting $400 Million

The influential network of policy and political groups backed by billionaires Charles and David Koch plan to grow tenfold in coming years, Charles Koch said Saturday as he welcomed 550 of his likeminded pals assembled in California for a donor summit.

All told, the eye on policy and politics will be as much as $400 million, their biggest bucket for a midterm cycle in the groups’ histories.