Which super PACs did Stand Together Chamber of Commerce Inc fund in 2026?

Americans for Prosperity Action ($6.5M).

Which candidates did Stand Together Chamber of Commerce Inc's money end up backing or attacking in 2026?

for Mike Rogers (Michigan Senate, about $945K, won); against Sherrod Brown (Ohio Senate (special), about $774K, lost); against Abdul El-Sayed (Michigan Senate, about $724K, lost). Amounts are the donor's share of each group's spending.

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Donor

Stand Together Chamber of Commerce Inc

Dark money

Virginia

1 gift to 1 group, as reported to the FEC by the groups that received them.

Loser

Stand Together Chamber of Commerce Inc gave $6.5M to super PACs and other outside groups in the 2026 federal elections, and 100% of it helped Republicans (FEC filings through Oct 14, 2026). 15% of the money with a result ended up on the winning side ($882K won, $5.1M lost, with $534K in races still being counted).

Koch network business league. It does not disclose its donors.

Gave to outside spenders

$6.5M

100% of it helped Republicans

Ended up on the winning side

15%

$882K

Spent on the losing side

$5.1M

$534K still being counted

No result matched

Mostly primaries where the backed candidate's fate is not tracked

Where the trail ends

What the IRS sees

Stand Together Chamber Of Commerce Inc is a 501(c)(6) trade association based in Arlington, VA. It files a Form 990 with the IRS every year that shows how much money it moves, but never who gave it. That is the whole point of routing money this way.

IRS filings on ProPublica →

Revenue, 2023

$258M

from donors it does not have to name

Spent, 2023

$364M

Assets at year end, 2023

$208M

Tax year	Revenue	Spent	Assets	Filing
2023	$258M	$364M	$208M	990 PDF
2022	$275M	$261M	$293M	e-file
2021	$326M	$244M	$221M	990 PDF
2020	$204M	$171M	$136M	e-file
2018	$160M	$163M	$60M	990 PDF
2024	filed, not yet digitised			990 PDF

The $6.5M it gave to super PACs in 2026 is 3% of what it took in during 2023, its latest year on file. The 990 lists what it spent on politics in a single line and leaves every donor blank.

Where the cheques went

A nonprofit that does not have to say where its own money came from. The trail ends here. Each gift is split the way the group that received it split its spending between winners and losers, so a $10M cheque to a group that spent 80% on losers counts as $8M on the losing side.

✓ Backed the winner or attacked the loser ✗ Backed the loser or attacked the winner Race not called yet Result not matched

Group	Gave	How the group spent it	Won / lost
Americans for Prosperity Action	$6.5M		$882K / $5.1M

The trail

What the money bought

The candidates Stand Together Chamber of Commerce Inc's money was spent for or against, pro-rated by Stand Together Chamber of Commerce Inc's share of each group's funding.

Candidate	Race	Spending	Their share	Paid off?
Mike Rogers	Michigan Senate (primary)	Supporting	$945K	✓ Yes
Sherrod Brown	Ohio Senate (special)	Attacking	$774K	✗ No
Abdul El-Sayed	Michigan Senate	Attacking	$724K	✗ No
Jon Husted	Ohio Senate (special)	Supporting	$685K	✗ No
Ashley Hinson	Iowa Senate	Supporting	$499K	✗ No
John E. Sununu	New Hampshire Senate	Supporting	$412K	✗ No
Chris Pappas	New Hampshire Senate (primary)	Attacking	$400K	✗ No
Josh Turek	Iowa Senate	Attacking	$382K	✗ No
Michael Whatley	North Carolina Senate	Supporting	$286K	✗ No
Dan J. Sullivan	Alaska Senate (primary)	Supporting	$257K	✓ Yes
Mary Peltola	Alaska Senate	Attacking	$234K	Counting
Kurt Alme	Montana Senate	Supporting	$130K	✓ Yes

Dark money as classified from the FEC entity type and public reporting.

Questions people ask

How much did Stand Together Chamber of Commerce Inc spend on the 2026 elections, and did it win?: Stand Together Chamber of Commerce Inc gave $6.5M to super PACs and other outside groups in the 2026 federal elections, and 100% of it helped Republicans (FEC filings through Oct 14, 2026). 15% of the money with a result ended up on the winning side ($882K won, $5.1M lost, with $534K in races still being counted).
Which super PACs did Stand Together Chamber of Commerce Inc fund in 2026?: Americans for Prosperity Action ($6.5M).
Which candidates did Stand Together Chamber of Commerce Inc's money end up backing or attacking in 2026?: for Mike Rogers (Michigan Senate, about $945K, won); against Sherrod Brown (Ohio Senate (special), about $774K, lost); against Abdul El-Sayed (Michigan Senate, about $724K, lost). Amounts are the donor's share of each group's spending.