Catherine Cortez Masto
Democrat
· NV Senate · 119th Congress
Senate Committee on Banking (Chair) · and Mining (Chair) · and Urban Affairs · and Community Development · and Investment · Senate Committee on Energy and Natural Resources · Senate Committee on Finance · and Global Competitiveness · and Family Policy · Senate Committee on Indian Affairs · Senate Committee on Rules and Administration
Influence Score
82.7
Highly exposed
↑ +2.4
vs 118th (80.3)
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This score measures financial influence across twelve categories. Each bar shows how this member compares to all others in Congress. Longer bars mean more exposure.
Score breakdown — twelve categories
Contributionsmoney from PACs (political action committees) and individual donors
8.5
/ 12
Outside spendingmoney spent by groups to help elect them
6.0
/ 6
Spent to help elect them
$40,592,694
Outside groups that spent to help elect this member — this drives the outside-spending bar above
Spent to defeat this member
$101,916,544
Outside groups that spent to defeat this member (not counted in this score)
Lobbyinghow hard lobbyists push the committees this member sits on
9.1
/ 10
Revolving door
former staff now working as lobbyists
0.0
/ 3
Vote alignmenthow often they vote the way their donors want
7.6
/ 12
Contribution timingmoney arriving near key votes
0.5
/ 6
Stock tradesbuying stocks in industries they regulate
0.0
/ 1
Dark moneyfunding from groups that hide their donors
0.1
/ 2
Outbound money distributionmoney this member sends out to the party and to colleagues
11.1
/ 16
Cluster network breadthhow many coordinated funding networks back this member
10.0
/ 10
Committee jurisdiction powerthe legislative reach of the committees this member sits on
6.7
/ 10
Foreign interestforeign-interest money — Israel-policy PACs and FARA-registered institutional lobbying allocated by committee jurisdiction
6.5
/ 12
Israel-policy PACs behind this score
JSTREETPAC
$1,306 direct
FARA institutional lobbying
This member’s committees are targeted by $67.33M in lobbying from FARA-registered firms representing South Korea, Japan, Saudi Arabia. This exposure is weighted at 0.2% of face value in the score — $135K.
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Score across four congresses
Score and tier for each Congress. Members are ranked against others in the same Congress, so tiers are comparable across rows. Raw scores reflect different data availability per Congress.
| Congress | Score | Tier |
|---|---|---|
| 116th · 2019-2021 | 55.3 | Moderately exposed |
| 117th · 2021-2023 | 63.3 | Moderately exposed |
| 118th · 2023-2025 | 80.3 | Most exposed |
| 119th · 2025-2027 | 82.7 | Highly exposed |
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Biggest funding source
The single network behind the most money and influence
Network
DEMOCRACY PAC
Total money from this network
$20,691,302
Number of funding networks contributing
1
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Where most of the money comes from
What share of their combined contributions and outside spending comes from a single network. Party committees are excluded.
Network
DEMOCRACY ENGINE, INC., PAC
Share from this one network
0.9%
Amount from this network
$31,543
Total from all networks
$3,352,041
Networks contributing
640
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Who funds Masto
Every funding network we can measure, ranked by influence
$42,091,813
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Does the money match their power?
Whether their money comes from the industries their committees actually oversee
Money from industries they regulate
16.9%
Extra weight when money matches their committees
2.00×
Share of outside spending tied to their policy areas
24.9%
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Money timed to key votes
Donations arriving near key votes in the policy areas this member regulates
Times money arrived near a vote
5
Money that arrived near votes
$6K
Distinct donors
6
Distinct employers
5
Share of their total fundraising
0.40%
Biggest clusters of timed money
AXCELUS FINANCIAL
$2K
BROADRIVER ASSET MANAGEMENT
$1K
CARMEL RIVIERA MUTUAL WATER
$1K
FOREST HILLS FINANCIAL
$1K
GUARDIAN LIFE INSURANCE
$1K
FINANCIAL ARCHITECTS
$500
GUARDIAN LIFE INSURANCE
$500
HUNTINGTON INGALLS INDUSTRIES
$500
KALIFF INSURANCE
$500
NORTHWESTERN MUTUAL
$500
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Top Donors
Biggest sources of contributions, grouped by employer, this cycle
GOOGLE
$85K
MICROSOFT
$58K
BLACKSTONE
$53K
MOTLEY RICE
$48K
APPLE
$47K
APOLLO GLOBAL MANAGEMENT
$45K
STANFORD UNIVERSITY
$41K
UNIVERSITY OF CALIFORNIA
$40K
DISABILITY PLANNERS
$33K
CENTENE
$31K
LIEFF CABRASER HEIMANN BERNSTEIN LLP
$30K
WILMERHALE LLP
$30K
WILLIAMS HART BOUNDAS EASTERBY LLP
$29K
D E SHAW
$26K
MERUELO
$25K
MIT
$24K
NEXTERA ENERGY
$24K
MERUELO MEDIA
$23K
HARVARD UNIVERSITY
$23K
MGM RESORTS
$23K
Where the outside money comes from
How much of the outside spending for and against Catherine Cortez Masto comes from groups that disclose their donors versus groups that hide them
Total outside spending received
$72.34M
Disclosed outside spending
$28.94M
Dark-money outside spending
$43.40M
Share that is dark money
60.00%
Dark money tied to their policy areas
$4.01M
Groups hiding their donors
29
By funding network
SLF PAC
$51.13M
CLUB FOR GROWTH ACTION
$24.76M
SMP
$20.82M
NRSC
$7.41M
SOMOS PAC
$4.96M
MAKE AMERICA GREAT AGAIN INC.
$3.80M
LCV VICTORY FUND
$3.51M
MORNING IN AMERICA PAC
$3.34M
OUR AMERICAN CENTURY
$2.77M
WE VOTE WE WIN
$2.72M
AMERICAS PAC
$2.34M
JEFFERSON RISING
$2.31M
JOHN BOLTON SUPER PAC
$1.00M
RESTORATION PAC
$919K
ORGANIZING EMPOWERMENT PAC
$906K
Groups that hide their donors
$25.64M
$10.39M
$2.46M
$1.73M
$1.10M
$307K
$242K
$209K
3 smaller groups under $500
$663
Likely donors behind the dark money supporting this member
Inferred
Donors who fund the disclosed PACs in the same network as the hidden groups above. "Coverage" is how many of that network's disclosed groups a donor funds — the more they fund, the more likely they also back the hidden group.
EVA K GROVE
$420K
DEBORAH FRANCES SCHWEIZER
$409K
ANNIE MAHON
$330K
PROTECTING CHOICE IN CALIFORNIA A PROJECT OF PLANNED PARENTHOOD AFFILIATES OF CALIFORNIA
$165K
QUINN DELANEY
$150K
SHANNON HUNT-SCOTT
$150K
DEBORAH FRANCES SCHWEIZER
$148K
TERRY FURGERSON
$112K
PLANNED PARENTHOOD ADVOCATES MAR MONTE
$102K
JAMES KEVIN SCOTT
$90K
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Pro-Israel network donors
This counts contributions to this member from individuals whose FEC filings also show contributions to one of the 16 pro-Israel political action committees tracked by the Index. It is a measure of donor overlap — not a claim about why any individual gave, and not part of the influence score.
327 individuals who also gave to pro-Israel PACs contributed $437K to Catherine Cortez Masto across 635 contributions.
Total from shared contributors
$437K
Shared contributors
327
Contributions
635
By cycle
| Cycle | Shared donors | Gifts | Total |
|---|---|---|---|
| 2022 | 322 | 612 | $418K |
| 2024 | 8 | 11 | $12K |
| 2026 | 3 | 12 | $6K |
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Catherine Cortez Masto's file shows clear influence markers across multiple categories for the top funding network, placing them in the upper range of this Congress. The pattern runs above what coincidence would produce, and the methodology page documents what each category requires.
Data: FEC (Federal Election Commission) filings · 118th–119th Congress · lobbying disclosures · VoteView recorded votes
All findings derived programmatically from public records · No prior knowledge required
All findings derived programmatically from public records · No prior knowledge required