Catherine Marie Cortez Masto
Democrat
· NV Senate · 118th 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
80.3
Most 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
12.0
/ 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
$101,908,566
Outside groups that spent to defeat this member (not counted in this score)
Lobbyinghow hard lobbyists push the committees this member sits on
4.5
/ 10
Revolving door
former staff now working as lobbyists
0.0
/ 3
Vote alignmenthow often they vote the way their donors want
7.3
/ 12
Contribution timingmoney arriving near key votes
< 0.1
/ 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
11.3
/ 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
6.5
/ 10
Foreign interestforeign-interest money — Israel-policy PACs and FARA-registered institutional lobbying allocated by committee jurisdiction
6.6
/ 12
Israel-policy PACs behind this score
AMERICAN ISRAEL PUBLIC AFFAIRS COMMITTEE POLITICAL ACTION COMMITTEE
$7,900 direct
PRO-ISRAEL AMERICA PAC
$2,640 direct
DMFI PAC
$2,000 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
— ◊ —
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
$43,680,722
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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
ULINE
$65.73M
SIG
$24.95M
BLACKSTONE
$22.25M
CITADEL INVESTMENT
$22.07M
BLOOMBERG
$14.98M
ADELSON DRUG CLINIC
$12.50M
VALMORE MANAGEMENT
$12.39M
RENAISSANCE TECHNOLOGIES
$10.53M
REYES
$10.24M
EMC
$7.50M
RYAN SPECIALTY
$7.35M
PATHWAYS ORG
$7.18M
FEDERAL AVIATION ADMINISTRATION
$6.34M
HONEYWELL INTERNATIONAL
$5.67M
CHARLES SCHWAB
$5.60M
FAHR
$5.09M
STEPHENS
$5.08M
BALLMER
$5.00M
BIGELOW AEROSPACE
$5.00M
FTX
$4.95M
Where the outside money comes from
How much of the outside spending for and against Catherine Marie 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
$25.64M
CLUB FOR GROWTH ACTION
$12.39M
SMP
$10.40M
NRSC
$3.71M
SOMOS PAC
$2.46M
MAKE AMERICA GREAT AGAIN INC.
$1.90M
LCV VICTORY FUND
$1.73M
MORNING IN AMERICA PAC
$1.67M
OUR AMERICAN CENTURY
$1.38M
JEFFERSON RISING
$1.15M
AMERICAS PAC
$1.15M
WE VOTE WE WIN
$1.10M
NEVADA ADVOCATES FOR PLANNED PARENTHOOD AFFILIATES PAC (NAPPA PAC)
$619K
JOHN BOLTON SUPER PAC
$500K
RESTORATION PAC
$469K
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 Marie 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 Marie Cortez Masto ranks among the most exposed members of this Congress — the top tier on the index. The markers run across several of the twelve categories for the same funding network: contributions, outside spending, lobbying inside the policy areas this member regulates, vote alignment, and contribution timing among them. The score measures financial exposure in the public record; it is not a finding of intent or wrongdoing.
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