Skip to main content
Official photo of John Thune
Republican

John Thune

U.S. Senator for South Dakota

Senate Majority Leader

Voting & trading data current through August 8, 2026.

Biography

John Thune, the senior U.S. Senator from South Dakota, has been in office since 2005. He serves as the Senate Minority Whip, the second-highest-ranking Republican in the Senate. Thune focuses on agriculture, telecommunications, and fiscal policy, and previously served in the House of Representatives.

John Thune has represented South Dakota in the U.S. Senate since 2005 (21 years), sits on 3 committees, serving as Ex-Officio of the Select Committee on Intelligence, and votes with the Republican majority 97.9% of the time.

Key Information

  • Full Name: John Thune
  • Born: January 7, 1961
  • Age: 65 years old
  • Birthplace: Murdo, SD
  • Term Started: January 3, 2023
  • Term Ends: January 3, 2029
  • Senate Class: Class III

Service History

  • Jan 4, 2005 – Jan 5, 2011 109th–112th Congresses Republican South Dakota
  • Jan 5, 2011 – Jan 3, 2017 112th–114th Congresses Republican South Dakota
  • Jan 3, 2017 – Jan 3, 2023 115th–117th Congresses Republican South Dakota
  • Jan 3, 2023 – Jan 3, 2029 118th–120th Congresses Republican South Dakota

Contact

  • 202-224-2321
  • 🏢 511 Dirksen Senate Office Building
    Washington, D.C. 20510
  • 🔗 Official Website

Estimated Net Worth

$400K – $1M

Based on 2024 financial disclosures

Ranked #87 of 99 wealthiest senators →

Senate Majority Leader; relatively low disclosed net worth

Estimated from Senate financial disclosure filings. Senators report assets in ranges, not exact values.

Sources: QuiverQuantitative

View official Senate financial disclosures ↗ · How we estimate this

Voting Statistics

119th Congress
56th most bipartisan of 100 senators by party-unity score →
Party Unity 97.9%

Votes aligned with Republican majority

Missed Votes 0.1%

1 of 890 roll calls missed

Votes Cast 889

Out of 890 roll call votes

Stock Trades

2 total trades
Date Ticker Asset Type Amount Filing
May 5, 2022 IRT Independence Realty Trust, Inc. Common … Sale (Full) $15,001 - $50,000
Dec 16, 2021 Steadfast Income REIT (Exchanged) Indep… Exchange $15,001 - $50,000

Source: U.S. Senate Electronic Financial Disclosures (efdsearch.senate.gov ↗). Methodology.

Most Recent Voting History

Yea

Vote #231

On Cloture on the Motion to Proceed S. 5271 (S. 5271)

A bill to amend the Help America Vote Act of 2002 to require voters to provide photo identification.

Aug 8, 2026, 4:36 AM (ET) Result: Cloture on the Motion to Proceed Rejected (52-46, 3/5 majority required) (52 Y - 46 N)

Yea

Vote #230

On the Nomination PN1078 (PN 1078)

Todd Blanche, of Florida, to be Attorney General

Aug 8, 2026, 4:17 AM (ET) Result: Nomination Confirmed (50-49) (50 Y - 49 N)

Yea

Vote #229

On the Cloture Motion PN1078 (PN 1078)

Todd Blanche, of Florida, to be Attorney General

Aug 8, 2026, 3:59 AM (ET) Result: Cloture Motion Agreed to (50-49) (50 Y - 49 N)

Yea

Vote #228

On Passage of the Bill H.R. 6500 (H.R. 6500)

An act making continuing appropriations and extensions for fiscal year 2027, and for other purposes.

Aug 8, 2026, 3:37 AM (ET) Result: Bill Passed (90-6, 3/5 majority required) (90 Y - 6 N)

Yea

Vote #227

On the Motion to Table S.Amdt. 6747 to S.Amdt. 6732 to H.R. 6500 (No short title on file) (H.R. 6500)

Amendment S.Amdt. 6747 (To strike section 2019.)

Aug 8, 2026, 2:36 AM (ET) Result: Motion to Table Agreed to (61-32) (61 Y - 32 N)

Yea

Vote #226

On the Cloture Motion S.Amdt. 6732 to H.R. 6500 (No short title on file) (H.R. 6500)

Amendment S.Amdt. 6732 (In the nature of a substitute.)

Aug 7, 2026, 2:14 PM (ET) Result: Cloture Motion Agreed to (91-6, 3/5 majority required) (91 Y - 6 N)

Yea

Vote #225

On 74 Nominations (En Bloc) (PN 730-11)

Francis Brooke, of Virginia, to be Deputy Secretary of the Treasury; and George McMaster, of South Carolina, to be an Assistant Secretary of the Treasury; and Erin Browne, of New York, to be an Under Secretary of the Treasury; and Sripraka…

Aug 7, 2026, 1:23 PM (ET) Result: Nomination Confirmed (51-47) (51 Y - 47 N)

Yea

Vote #224

On Passage of the Bill H.R. 5334 (H.R. 5334)

An act to impose sanctions and other measures with respect to the Russian Federation, as championed by the late Senator Lindsey O. Graham, and for other purposes.

Aug 7, 2026, 12:43 PM (ET) Result: Bill Passed (86-11, 3/5 majority required) (86 Y - 11 N)

Nay

Vote #223

On the Amendment S.Amdt. 6715 to S.Amdt. 6711 to H.R. 5334 (No short title on file) (H.R. 5334)

Amendment S.Amdt. 6715 (To strike the provision relating to duties on countries that purchase Russian-origin crude oil or natural gas or facilitate sanctions evasion.)

Aug 7, 2026, 11:51 AM (ET) Result: Amendment Rejected (32-64) (32 Y - 64 N)

Nay

Vote #222

On the Motion to Proceed S.J.Res. 187 (S.J.Res. 187)

A joint resolution providing for congressional disapproval under chapter 8 of title 5, United States Code, of the rule submitted by the Environmental Protection Agency relating to "Modification to the Start of the Submission Period for Per…

Aug 5, 2026, 4:47 PM (ET) Result: Motion to Proceed Rejected (48-50) (48 Y - 50 N)

Source: Official U.S. Senate roll-call votes (senate.gov ↗).

Other Senator from South Dakota