In fact, despite his attacks on his party’s donor class and establishment, Cruz, the Texas senator who won last week’s Iowa caucuses, appears to have locked down the support of four of the top six donors ― the Wilks family of Cisco, Texas (the No. 1 donor on POLITICO’s list), New York hedge fund tycoon Bob Mercer (No. 2), Texas energy investor Toby Neugebauer (No. 4) and Illinois manufacturing moguls Dick and Liz Uihlein (No. 6) ― but only one other donor on the list.