James Lankford
Republican · OK Senate · 119th Congress
Natural Resources (Chair) · and Infrastructure (Chair) · Federal Workforce (Chair) · and Regulatory Affairs (Chair) · Senate Select Committee on Ethics (Chair) · Senate Committee on Appropriations · Health and Human Services · and Education · and Related Agencies · Foreign Operations · and Related Programs · Senate Committee on Energy and Natural Resources · and Mining · Senate Committee on Finance · and Family Policy · Senate Committee on Homeland Security and Governmental Affairs · Senate Committee on Indian Affairs · Senate Select Committee on Intelligence
Influence Score
83.8
Most 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
6.6
/ 12
Outside spendingmoney spent by groups to help elect them
1.1
/ 6
Spent to help elect them
$351,474
Outside groups that spent to help elect this member — this drives the outside-spending bar above
Spent to defeat this member
$24,388
Outside groups that spent to defeat this member (not counted in this score)
Lobbyinghow hard lobbyists push the committees this member sits on
8.6
/ 10
Revolving door former staff now working as lobbyists
0.0
/ 3
Vote alignmenthow often they vote the way their donors want
10.8
/ 12
Contribution timingmoney arriving near key votes
6.0
/ 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
9.1
/ 16
Cluster network breadthhow many coordinated funding networks back this member
7.1
/ 10
Committee jurisdiction powerthe legislative reach of the committees this member sits on
9.5
/ 10
Foreign interestforeign-interest money — Israel-policy PACs and FARA-registered institutional lobbying allocated by committee jurisdiction
8.3
/ 12
FARA institutional lobbying
This member’s committees are targeted by $63.79M 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 — $128K.
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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 51.1 Moderately exposed
117th · 2021-2023 53.6 Moderately exposed
118th · 2023-2025 46.9 Moderately exposed
119th · 2025-2027 83.8 Most exposed
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Biggest funding source
The single network behind the most money and influence
Total money from this network $46,000
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 3.5%
Amount from this network $88,669
Total from all networks $2,525,298
Networks contributing 473
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Who funds Lankford
Every funding network we can measure, ranked by influence
score 83.8 · Most exposed · votes with them 95%
$1,501,923
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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 98.3%
Extra weight when money matches their committees 2.00×
Share of outside spending tied to their policy areas 0.0%
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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 8
Money that arrived near votes $22K
Distinct donors 15
Distinct employers 7
Share of their total fundraising 6.17%
Biggest clusters of timed money
APOLLO GLOBAL MANAGEMENT
20240930 · 3 contributions · Finance · 5d from vote (post)
$7K
MIDFIRST BANK
20230830 · 4 contributions · Finance · 13d from vote (pre)
$4K
ARMSTRONG BANK
20230830 · 2 contributions · Finance · 13d from vote (pre)
$3K
FIRST UNITED BANK
20230830 · 2 contributions · Finance · 13d from vote (pre)
$3K
APOLLO GLOBAL MANAGEMENT
20241003 · 1 contributions · Finance · 8d from vote (post)
$2K
FIRST LIBERTY BANK
20230830 · 1 contributions · Finance · 13d from vote (pre)
$1K
SOVEREIGN BANK
20230830 · 1 contributions · Finance · 13d from vote (pre)
$1K
VALLIANCE BANK
20230830 · 1 contributions · Finance · 13d from vote (pre)
$1K
APOLLO GLOBAL MANAGEMENT
20241001 · 1 contributions · Finance · 6d from vote (post)
$500
FIRST NATIONAL BANK ELK CITY
20230830 · 1 contributions · Finance · 13d from vote (pre)
$500
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Top Donors
Biggest sources of contributions, grouped by employer, this cycle
HOMEMAKER
88 contributions · cycle 2022
$157K
INDIAN TRIBE
30 contributions · cycle 2022
$77K
THE WILLIAMS COMPANIES
8 contributions · cycle 2022
$30K
APOLLO GLOBAL MANAGEMENT
8 contributions · cycle 2022
$28K
HOUSEWIFE
12 contributions · cycle 2022
$24K
BANCFIRST
17 contributions · cycle 2022
$21K
BLACKSTONE
7 contributions · cycle 2022
$20K
LHC
20 contributions · cycle 2022
$19K
LANIER LAW FIRM
6 contributions · cycle 2022
$19K
CONTINENTAL RESOURCES
7 contributions · cycle 2022
$18K
DISH NETWORK
4 contributions · cycle 2022
$17K
JIM CLICK AUTOMOTIVE
4 contributions · cycle 2022
$17K
RELIANCE SYSTEMS
4 contributions · cycle 2022
$17K
WINSTON STRAWN LLP
4 contributions · cycle 2022
$17K
SAMPLES
3 contributions · cycle 2024
$16K
INDIAN TRIBE
7 contributions · cycle 2024
$16K
LEGACY BANK
6 contributions · cycle 2022
$15K
EDW C LEVY
3 contributions · cycle 2022
$14K
MAGNUM DRILLING SERVICES
2 contributions · cycle 2022
$14K
MATHIS BROTHERS FURNITURE
3 contributions · cycle 2022
$14K
Where the outside money comes from
How much of the outside spending for and against James Lankford comes from groups that disclose their donors versus groups that hide them
By funding network
JOB CREATORS ACTION FUND
for them $246K · against them $0 · 6 transactions
$246K
AMERICAN ENERGY ACTION FUND
for them $104K · against them $0 · 10 transactions
$104K
DRAIN THE DC SWAMP PAC
for them $0 · against them $24K · 2 transactions
$24K
REPUBLICAN LEADERSHIP FUND INC.
for them $1K · against them $0 · 4 transactions
$1K
EVERYTOWN FOR GUN SAFETY VICTORY FUND (EVERYTOWN VICTORY FUND)
for them $0 · against them $862 · 2 transactions
$862
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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.

124 individuals who also gave to pro-Israel PACs contributed $748K to James Lankford across 186 contributions.

Total from shared contributors $748K
Shared contributors 124
Contributions 186
By cycle
Cycle Shared donors Gifts Total
2022 120 160 $679K
2024 3 3 $3K
2026 9 23 $66K
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James Lankford 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