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Project Curia

Financing

U.S. Senator · NV

Catherine Cortez Masto

DemocratSenate Class 3Term through January 2029

Funding profile · 2017–2022 term

39% of the money Cortez Masto raised came from small donors.

More grassroots-funded than 87% of the Senate.

Cortez Masto raised $67.2M across the full six-year Senate term (2017–2022), and ended the period with $3.0M cash on hand. Here is where the money came from.

39%from small donors
Small donors
39%$26.4M
Large donors
51%$34.4M
Bundled
0%$0.2M
PACs
5%$3.5M
Other
4%$2.7M

Against the senate

How Cortez Masto compares to the typical member.

Small-donor share
39%vs 19% senate median
PAC share
5%vs 14% senate median

Who has a stake in Cortez Masto

The organizations behind the money.

Cortez Masto's largest organized backing comes from Emily'S List. That counts the group's own PAC check plus the individual donations it bundled, not just the direct check.

Money organized for Cortez Masto

Emily'S List

$75K

EMILY's List's PAC, which backs Democratic women who support abortion rights.

Who it funds, across Congress

100% Democrats · 0% Republicans · $2.4M to 47 members

Jstreetpac$50K

J Street's PAC, a liberal pro-Israel group that backs candidates supporting a two-state solution, often a counterweight to AIPAC.

Who it funds, across Congress

100% Democrats · 0% Republicans · $4.0M to 144 members

Votesane PAC$36K

Who it funds, across Congress

40% Democrats · 60% Republicans · $2.6M to 42 members

American Crystal Sugar PAC$15K

American Crystal Sugar's PAC, a sugar-beet cooperative and one of the most active agricultural givers.

Who it funds, across Congress

56% Democrats · 44% Republicans · $2.7M to 317 members

Rev Up PAC$14K

Who it funds, across Congress

98% Democrats · 0% Republicans · $234K to 26 members

What is organized money?

An organization reaches a member two ways. Its own PAC writes a direct check. And it bundles: it gathers individual donations from its supporters and routes them through its conduit. Both count here as one “organized” total. The bundled part is already inside the individual giving shown in the funding mix above. Here it is regrouped by the organization that gathered it, so you can see who did the organizing. Cortez Mastoreceived so many small earmarked donations that these figures count only the largest ones. Read every total as “at least.”

The same money, by industry

Which industries have a stake.

The same organized money, grouped by the industry of the organization that moved it. It shows the interests behind Cortez Masto's backing, not just the individual groups.

$383KHealth
$297KFinance
$268KLabor
$165KIdeological
$156KTech

Plus $1.5M from organizations whose FEC name did not sort into an industry.

The money spent about Cortez Masto

Spent for or against.

Outside groups also spend on their own to elect or defeat Cortez Masto, running ads for or against the race. This money never passes through the campaign, so it is counted apart from the money organized for Cortez Masto.

All outside groups28% to help, 72% to hurt$71.3M
  1. Senate Leadership Fund$25.6M
    To help Cortez Masto
    To hurt Cortez Masto
    $25.6M

    The super PAC aligned with Senate Republican leadership.

  2. Club For Growth$12.4M
    To help Cortez Masto
    To hurt Cortez Masto
    $12.4M

    Club for Growth's PAC and super PAC, backing anti-tax, small-government conservatives, often against Republican incumbents in primaries.

  3. Senate Majority PAC$10.3M
    To help Cortez Masto
    $10.3M
    To hurt Cortez Masto

    The super PAC aligned with Senate Democratic leadership.

  4. NRSC$3.7M
    To help Cortez Masto
    To hurt Cortez Masto
    $3.7M

    The National Republican Senatorial Committee, the party committee for electing Senate Republicans.

  5. Somos PAC$2.4M
    To help Cortez Masto
    $2.4M
    To hurt Cortez Masto

FEC filings, 2017–2022 term · as of August 2026 · showing the top 5 funders of 710 organizations with a stake

About this data

FEC-disclosed receipts for the 2017–2022 term. This is the disclosed money only. Spending by outside groups that do not reveal their donors, the dark money that set a record in 2024, never appears in these figures.

Every percentage here is a share of all receipts, not of individual contributions only. So the small-donor share counts transfers, loans, and other money in its base, and can read higher than figures that divide only by individual money.

PAC figures are contributions to Cortez Masto's campaign committee from FEC filings. Industry labels are grouped from each committee's name and are approximate. Joint fundraising committees and small-dollar conduits like ActBlue and WinRed are not counted.

84%want dark money disclosed

Support for requiring the groups that spend on elections to name their donors, across both parties. Congress has not passed the DISCLOSE Act.

Where Cortez Masto stands