Illinois 6th District 2026

The money race

Campaign fundraising this cycle, with independent expenditures by outside groups for and against each candidate.

D★Sean CastenIncumbent
$2.52M
+$12K for
RNiki Conforti
$348K

Bars: money raised by the campaign this cycle. Thin bars: outside spending by super PACs and other groups, for and against.

Money raised and outside spending by candidate
Candidate	Party	Raised	Outside support	Outside opposition	Small-dollar
Sean Casten	D	$2,516,549	$12,097	$0	15%
Niki Conforti	R	$348,453	$0	$0	35%

$2.87M

Raised by candidates

$2.53M

Spent by candidates

$12K

Outside spending

2 spenders · + $12K in 24/48-hour notices (may overlap; not included)

Candidates

Candidate	Raised	Individuals	PACs	Small-dollar	In-state	Spent	Donors
Sean Casten (D)	$2.52M^†	$1.34M	$724K	15%	72%	$2.19M^†	1,084
Niki Conforti (R)	$348K^†	$308K	$5K	35%	52%	$346K^†	255

† The FEC's official total. Poliscope's figure disagreed (usually a report it has not loaded yet), so the other columns for that candidate may cover an earlier period.

Outside spending

Independent expenditures reported to the FEC (Schedule E). “Dark money in” is the total of grants the spender received from 501(c) nonprofits, as traced by Poliscope.Provisional

Spender	Target	Stance	Spent	Network	Dark money in
NATIONAL ASSOCIATION OF REALTORS POLITICAL ACTION COMMITTEE C00030718	Sean Casten	Support	$12K 3 filings		—
SIERRA CLUB INDEPENDENT ACTION C00483693	Sean Casten	Support	$10 1 filing		—

Candidates

Sean Casten

D★ Democrat · Incumbent

Raised: $2.52M
Small-dollar: 15%
In-state: 72%
Outside for / against: $12K / $0

Backed byDeborah Simon 314 Action Union PAC Realtors PAC Traded stocks in office Accepted gifts or sponsored travel

Niki Conforti

R Republican

Raised: $348K
Small-dollar: 35%
In-state: 52%
Outside for / against: $0 / $0

Source: Poliscope (poliscope.org), from FEC filings. Roster curated from FEC candidate registrations. Withdrawn and defeated primary candidates are not shown.