Markwayne Mullin

U.S. Senate

Markwayne Mullin (R)

Oklahoma · Senator

Republican
Senate

Votes with party

100%

49 of 49 votes where party had a clear majority position.

Missed votes

1%

1 of 113 votes where member was recorded as "Not Voting" or "Present".

Recent votes tracked

50

Votes shown on this page. More detailed history coming soon.

Top donors & industries

2024 cycle contribution snapshot for Markwayne Mullin.

Total tracked: $2,186,848Updated: Jan 7, 2026Source: OpenSecrets

Largest donor organizations

Top 10

Organizations, PACs, and employer-associated sources (depends on data provider).

American Israel Public Affairs Cmte

Industry not listed · 2024

$89,000

Hilliary Communications

Industry not listed · 2024

$65,650

National Republican Senatorial Cmte

Industry not listed · 2024

$50,000

Ameristate Bank

Industry not listed · 2024

$37,600

Devon Energy

Industry not listed · 2024

$30,000

Miller Strategies

Industry not listed · 2024

$27,100

Magnum Drilling Services

Industry not listed · 2024

$26,100

FirstBank (Antlers, OK)

Industry not listed · 2024

$25,850

Senior Care Pharmacy Coalition

Industry not listed · 2024

$25,000

Common Values PAC

Industry not listed · 2024

$25,000

Donations data can reflect different categories (PACs, individual contributions, employer aggregations) depending on the source and reporting period. Always display the cycle and link to the source.

Top industries

Top 5

Aggregated contribution totals grouped by industry.

Oil & Gas

22% of tracked total

$482,516

Lobbyists

14% of tracked total

$301,605

Leadership PACs

13% of tracked total

$294,100

Health Professionals

11% of tracked total

$251,241

Retired

11% of tracked total

$245,376

Donations data can reflect different categories (PACs, individual contributions, employer aggregations) depending on the source and reporting period. Always display the cycle and link to the source.

Recent votes

A selection of this member's most recent roll-call votes.

S. 3627

Jan 28, 2026·
Senate
·Result: Cloture on the Motion to Proceed Rejected (47-45, 3/5 majority required)
YES

S. 98 — On the Point of Order S.j.res. 98

Jan 15, 2026·
Senate
·Result: Point of Order Well Taken (50-50, Vice President of the United States, voted Yea)
YES

S. 84

Jan 13, 2026·
Senate
·Result: Motion to Proceed Rejected (47-52)
NO

S. 98 — On the Point of Order S.j.res. 98

Jan 8, 2026·
Senate
·Result: Motion to Discharge Agreed to (52-47)
NO

S. 86

Jan 7, 2026·
Senate
·Result: Motion to Proceed Rejected (43-50)
NO

S. 82

Dec 18, 2025·
Senate
·Result: Joint Resolution Defeated (50-50)
NO