South Dakota At-Large 2026

The money race

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

RMarty Jackley
$1.44M
+$150K for
DNikki Gronli
$262K

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
Marty Jackley	R	$1,438,706	$149,680	$0	20%
Nikki Gronli	D	$261,764	$0	$0	14%

$1.70M

Raised by candidates

$527K

Spent by candidates

$150K

Outside spending

2 spenders

Candidates

Candidate	Raised	Individuals	PACs	Small-dollar	In-state	Spent	Donors
Marty Jackley (R)	$1.44M	$1.25M	$181K	20%	90%	$376K	778
Nikki Gronli (D)	$262K	$246K	$7K	14%	89%	$151K	341

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.

Spender	Target	Stance	Spent	Network	Dark money in
SOUTH DAKOTA VALUES PAC C00913020	Marty Jackley	Support	$84K 4 filings		—
CONSERVATIVES FOR AMERICAN EXCELLENCE INC. C00835967	Marty Jackley	Support	$66K 1 filing	Ken Griffin	—

Candidates

Marty Jackley

R Republican

Raised: $1.44M
Small-dollar: 20%
In-state: 90%
Outside for / against: $150K / $0

Backed by Ken Griffin Backed by AIPAC Finance & investment money Realtors PAC money

Nikki Gronli

D Democrat

Raised: $262K
Small-dollar: 14%
In-state: 89%
Outside for / against: $0 / $0

Union PAC money

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 Withdrawn and defeated primary candidates are not shown.