That's trouble for Democrats hoping to compete next year in an Iowa Caucus system that requires money and organization months in advance, said Ami Copeland, a former deputy finance director for the Obama campaign.
"If you're running a $ 2.8 or $ 4 million campaign against a juggernaut of $ 1
"We will see more candidates drop out before the end of the next quarter," added Copeland.
O 'Rourke Spits
He also spent far more than he accepted and pocketed more than $ 5.3 million in his political operation. About $ 1 in $ 5 of O & Rourkes dollars went to labor costs.
In an email to supporters, O & # 39; Rourkes campaign manager Jen O & Malley Dillon openly admitted that fund-raising needed to be increased.
"We have the resources we need in the long run, but if we do not increase this quarter, we have no choice but to make some adjustments," wrote O & Malley Dillon.
Payroll, Airplanes and Celebrities
Sanders has outperformed the rest of the Democratic field over the three months and spent some $ 14 million – including $ 3 million on salaries.
Biden, competing in his first presidential race since 2008 Warren has spent $ 11 million, including more than $ 250,000 on a private jet operator based in Arlington, Virginia.
But the glitterati have found their way into their campaign. Hollywood stars who donated $ 2,800 to Warren included TV drama guru Shonda Rhimes and actress Jane Fonda. Barbra Streisand donated $ 1,000 to the Massachusetts senator.
President Donald Trump built his 2016 campaign on small donors and still spends hard to reach his base. But his campaign and his joint fundraising committee, which he runs with the Republican National Committee, increasingly rely on large donors to advance his re-election.
Together, four related Trump organizations – including the National Party – announced a $ 108 million raise in the second quarter.
Donors who donated $ 360,600 apiece for their Trump Victory fund included Wisconsin roofing magnate Diane Hendricks; Marlene Ricketts, the wife of TD Ameritrade founder J. Joe Rickett; and Linda McMahon, who led Trump's Small Business Administration before leaving to raise money for a Pro Trump Super PAC.
Trump Victory shares his money with the election campaign of the President, the RNC and the States Parties.
Some Democrats in Congress are raising significant sums of money, as newly submitted campaign reports prove.  New York MP Alexandria Ocasio-Cortez – in the midst of a firestorm over Trump's tweets that told her and three other women in Congress that they should "go back" where they came from – brought in a whopping 1.2 million in three months Dollars on You Can Wait for Re-election in 2020.
Nearly 84% of your donations came in small amounts, a sign that she can repeatedly address these donors before she reaches the $ 2,800 limit that an individual can donate for a general or legislative election.
The submissions show that 11 Democratic candidates – all outside the top 5 – posted unsustainable burn rates as they spent more than they increased in the second quarter.
This story has been updated.
CORRECTION: This story has been updated to accurately describe Andrew Yang as a businessman.
Eric Bradner, Alex Cohen and Aaron Kessler of CNN contributed to this report.