The Democratic Senatorial Campaign Committee and the Democratic Congressional Campaign Committee both raised more than their GOP counterparts in August.
The DSCC raised $3.3 million last month — more than the $2.6 million the National Republican Senatorial Committee brought in. The monthly hauls bring the DSCC's total cash on hand to $8.8 million, while the NRSC has $8 million in the bank. The NRSC is debt-free, while the DSCC is still $8 million in the red.
Senate Republicans are defending the five-seat majority they captured in 2014.
On the House side, the Democratic Congressional Campaign Committee raised $4.2 million last month, more than the National Republican Congressional Committee's $2.9 million haul.
The NRCC leads in cash on hand with $18.3 million in the bank to the DCCC's $17.7 million. Both are debt-free.
House Republicans are defending a historic 30-seat majority in 2016.
Related: Roll Call Race Ratings Map: Ratings for Every House and Senate Race in 2016 Get breaking news alerts and more from Roll Call in your inbox or on your iPhone.