Tammy Duckworth
Democrat
· IL Senate · 119th Congress
Senate Committee on Commerce (Chair) · and Innovation (Chair) · and Wildlife (Chair) · and Water (Chair) · Multilateral Institutions (Chair) · and International Economic (Chair) · and Environmental Policy (Chair) · Senate Committee on Armed Services · and Transportation · and Broadband · and the Internet · and Safety · and Ports · and Export Promotion · Senate Committee on Environment and Public Works · and Nuclear Safety · Senate Committee on Foreign Relations · International Operations · and Bilateral International Development · Senate Committee on Small Business and Entrepreneurship · Senate Committee on Veterans' Affairs
Influence Score
62.7
Moderately exposed
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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
4.5
/ 12
Outside spendingmoney spent by groups to help elect them
0.8
/ 6
Spent to help elect them
$203,936
Outside groups that spent to help elect this member — this drives the outside-spending bar above
Spent to defeat this member
$40,000
Outside groups that spent to defeat this member (not counted in this score)
Lobbyinghow hard lobbyists push the committees this member sits on
6.3
/ 10
Revolving door
former staff now working as lobbyists
0.0
/ 3
Vote alignmenthow often they vote the way their donors want
8.7
/ 12
Contribution timingmoney arriving near key votes
0.0
/ 6
Stock tradesbuying stocks in industries they regulate
0.0
/ 1
Dark moneyfunding from groups that hide their donors
0.0
/ 2
Outbound money distributionmoney this member sends out to the party and to colleagues
12.0
/ 16
Cluster network breadthhow many coordinated funding networks back this member
6.4
/ 10
Committee jurisdiction powerthe legislative reach of the committees this member sits on
8.0
/ 10
Foreign interestforeign-interest money — Israel-policy PACs and FARA-registered institutional lobbying allocated by committee jurisdiction
3.4
/ 12
Israel-policy PACs behind this score
JSTREETPAC
$1,520 direct
FARA institutional lobbying
This member’s committees are targeted by $54.79M 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 — $110K.
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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 | 46.1 | Least exposed |
| 117th · 2021-2023 | 55.1 | Moderately exposed |
| 118th · 2023-2025 | 32.3 | Least exposed |
| 119th · 2025-2027 | 62.7 | Moderately exposed |
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Biggest funding source
The single network behind the most money and influence
Network
FRIENDS OF SHERROD BROWN
Total money from this network
$84,310
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.
Share from this one network
1.4%
Amount from this network
$26,000
Total from all networks
$1,858,299
Networks contributing
373
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Who funds Duckworth
Every funding network we can measure, ranked by influence
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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
1.4%
Extra weight when money matches their committees
2.00×
Share of outside spending tied to their policy areas
14.4%
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Money timed to key votes
Donations arriving near key votes in the policy areas this member regulates
Biggest clusters of timed money
BOOZ ALLEN HAMILTON
$100
JOHN BOYLE TRUCKING
$50
LOCKHEED MARTIN
$50
LOCKHEED MARTIN
$50
LOCKHEED MARTIN
$50
LOCKHEED MARTIN
$50
LOCKHEED MARTIN
$50
LOCKHEED MARTIN
$50
LOCKHEED MARTIN
$50
LOCKHEED MARTIN
$50
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Top Donors
Biggest sources of contributions, grouped by employer, this cycle
SIMMONS HANLY CONROY
$87K
UNITED AIRLINES
$42K
AAR
$31K
MICROSOFT
$30K
MARQUIS MANAGEMENT
$30K
BUNGE
$26K
L3HARRIS
$25K
SIMMONS HANLY CONROY
$25K
CENTENE
$23K
MARQUIS MANAGEMENT
$23K
SIMMONS HANLY CONROY
$20K
MESIROW FINANCIAL
$18K
CLIFFORD LAW OFFICES
$17K
KPS CAPITAL
$16K
NORTHWESTERN UNIVERSITY
$16K
WH TRADING
$16K
COONEY CONWAY
$13K
ALSOP LOUIE
$13K
POWER ROGERS LLP
$13K
CBOE GLOBAL MARKETS
$12K
Where the outside money comes from
How much of the outside spending for and against Tammy Duckworth comes from groups that disclose their donors versus groups that hide them
By funding network
THE VETERANS FOUNDATION PAC
$92K
UNITED BREAST CANCER SUPPORT PAC
$59K
FIREFIGHTERS COALITION OF AMERICA PAC
$49K
FOR A BETTER ILLINOIS
$40K
POLE POSITION PAC
$32K
BATTLEGROUND NEW YORK
$4K
SIERRA CLUB INDEPENDENT ACTION
$10
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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.
201 individuals who also gave to pro-Israel PACs contributed $204K to Tammy Duckworth across 279 contributions.
Total from shared contributors
$204K
Shared contributors
201
Contributions
279
By cycle
| Cycle | Shared donors | Gifts | Total |
|---|---|---|---|
| 2022 | 195 | 252 | $183K |
| 2024 | 6 | 11 | $6K |
| 2026 | 8 | 16 | $15K |
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Tammy Duckworth sits in the middle of this Congress on the index. There is a measured sponsor relationship, but the vote-alignment signal is weaker — money flows; the votes do not follow in lockstep.
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