RepublicanU.S. Senator, South Dakota
Mike Rounds
In the Senate since Jan 6, 2015 (2 terms). Current term ends Jan 3, 2027. Born Oct 24, 1954.
Official website · DC office 202-224-5842 · @SenatorRounds
This seat is rated competitive for 2026: South Dakota Senate, Solid R.
At a glance
63Bills and joint resolutions sponsored (119th)
0Sponsored bills that became law
209Bills cosponsored
0.9%Roll-call votes missed (8 of 915)
98.9%Votes with own party's majority
$3,810,748Raised, 2025 to 2026 cycle
Sources: GovInfo Bill Status (Congress.gov data); Voteview roll-call data; FEC. Party-unity counts only votes where the party majority took a side; independents who caucus with Democrats are compared with Democrats.
Bills sponsored
| Bill | Title | Introduced | Latest action |
|---|---|---|---|
| S. 5629 | Gene Murphy Veterans’ Bill of Rights Act of 2026 Armed Forces and National Security · 0 cosponsors | Sep 30, 2026 | Read twice and referred to the Committee on Veterans' Affairs. Sep 30, 2026 |
| S. 5639 | Portal for Appraisal Licensing Act of 2026 Finance and Financial Sector · 1 cosponsors | Sep 30, 2026 | Read twice and referred to the Committee on Banking, Housing, and Urban Affairs. Sep 30, 2026 |
| S. 5373 | USPS Executive Benefit and Bonus Removal Act Government Operations and Politics · 0 cosponsors | Aug 7, 2026 | Read twice and referred to the Committee on Homeland Security and Governmental Affairs. (Sponsor introductory remarks on measure: CR S4567-4568) Aug 7, 2026 |
| S. 5375 | ARCH Act Armed Forces and National Security · 3 cosponsors | Aug 7, 2026 | Read twice and referred to the Committee on Armed Services. Aug 7, 2026 |
| S. 5310 | Robotics Supply Chain Improvement Act Science, Technology, Communications · 1 cosponsors | Aug 6, 2026 | Read twice and referred to the Committee on Commerce, Science, and Transportation. Aug 6, 2026 |
| S. 5277 | RANCH Act Agriculture and Food · 1 cosponsors | Aug 6, 2026 | Read twice and referred to the Committee on Agriculture, Nutrition, and Forestry. Aug 6, 2026 |
| S. 5240 | REACH Our Tribes Act Native Americans · 1 cosponsors | Aug 4, 2026 | Read twice and referred to the Committee on Agriculture, Nutrition, and Forestry. Aug 4, 2026 |
| S. 5211 | A bill to require the Under Secretary of Defense for Policy and the Chairman of the Joint Chiefs of Staff to submit a strategy for cyber cooperation in the Indo-Pacific region, and for other purposes. International Affairs · 1 cosponsors | Aug 3, 2026 | Read twice and referred to the Committee on Foreign Relations. Aug 3, 2026 |
| S. 5139 | National Quantum Readiness Act of 2026 Armed Forces and National Security · 1 cosponsors | Jul 27, 2026 | Read twice and referred to the Committee on Armed Services. Jul 27, 2026 |
| S. 4991 | Homestake AI Act of 2026 Science, Technology, Communications · 1 cosponsors | Jul 15, 2026 | Read twice and referred to the Committee on Energy and Natural Resources. Jul 15, 2026 |
| S. 4880 | Dismemberment Abortion Ban Act of 2026 Crime and Law Enforcement · 10 cosponsors | Jun 24, 2026 | Read twice and referred to the Committee on the Judiciary. Jun 24, 2026 |
| S. 3880 | Small Business Investor Capital Access Act Finance and Financial Sector · 1 cosponsors | Feb 12, 2026 | Read twice and referred to the Committee on Banking, Housing, and Urban Affairs. Feb 12, 2026 |
| S. 3736 | Dakota Mainstem Water Supply Project Feasibility Study Act Water Resources Development · 1 cosponsors | Jan 29, 2026 | Placed on Senate Legislative Calendar under General Orders. Calendar No. 651. Sep 17, 2026 |
| S. 3667 | Life at Conception Act of 2026 Civil Rights and Liberties, Minority Issues · 13 cosponsors | Jan 15, 2026 | Read twice and referred to the Committee on the Judiciary. Jan 15, 2026 |
| S. 3578 | Financial Stability Oversight Council Improvement Act of 2025 Finance and Financial Sector · 3 cosponsors | Dec 18, 2025 | Read twice and referred to the Committee on Banking, Housing, and Urban Affairs. Dec 18, 2025 |
| S. 3351 | Developing and Empowering our Aspiring Leaders Act of 2025 Finance and Financial Sector · 1 cosponsors | Dec 4, 2025 | Read twice and referred to the Committee on Banking, Housing, and Urban Affairs. Dec 4, 2025 |
| S. 2757 | Keeping Deposits Local Act Finance and Financial Sector · 4 cosponsors | Sep 10, 2025 | Read twice and referred to the Committee on Banking, Housing, and Urban Affairs. Sep 10, 2025 |
| S. 2663 | Merchant Banking Modernization Act Finance and Financial Sector · 14 cosponsors | Aug 1, 2025 | Read twice and referred to the Committee on Banking, Housing, and Urban Affairs. Aug 1, 2025 |
| S. 2606 | A bill to require the Commander of United States Cyber Command to complete development of a roadmap for industry collaboration on artificial intelligence-enabled cyber capabilities for cyberspace operations of the Department of Defense, and for other purposes. Armed Forces and National Security · 0 cosponsors | Jul 31, 2025 | Read twice and referred to the Committee on Armed Services. Jul 31, 2025 |
| S. 2602 | A bill to amend title 10, United States Code, to expand the scope of affirmation of authority for cyber operations to include defense of critical infrastructure of the Department of Defense, and for other purposes. Armed Forces and National Security · 0 cosponsors | Jul 31, 2025 | Read twice and referred to the Committee on Armed Services. Jul 31, 2025 |
Showing the 20 most recent. Full list: Congress.gov member page. Bill data: GovInfo Bill Status bulk data.
Recent roll-call votes
| Date | Vote | Question | Position |
|---|---|---|---|
| Sep 30, 2026 | Senate roll call 915 PN1129 | On the Nomination Keith Sonderling, of Florida, to be Secretary of Labor Result: Nomination Confirmed | Yea |
| Sep 30, 2026 | Senate roll call 914 PN1129 | On the Cloture Motion Keith Sonderling, of Florida, to be Secretary of Labor Result: Cloture Motion Agreed to | Yea |
| Sep 30, 2026 | Senate roll call 913 HR9340 | On Cloture on the Motion to Proceed A bill to amend the Public Utility Regulatory Policies Act of 1978 to establish a Federal standard relating to the recovery of the full, incremental costs of upgrades that serve large-load customers, and for other purposes. Result: Cloture on the Motion to Proceed Rejected | Yea |
| Sep 30, 2026 | Senate roll call 912 HR7008 | On Cloture on the Motion to Proceed A bill to amend chapter 131 of title 5 to require certain restrictions on stocks for Members of Congress and their spouses and dependents, and for other purposes. Result: Cloture on the Motion to Proceed Rejected | Yea |
| Sep 29, 2026 | Senate roll call 911 SRES852 | On the Motion to Discharge A resolution requesting information on Israel's human rights practices pursuant to section 502B(c) of the Foreign Assistance Act of 1961. Result: Motion to Discharge Rejected | Nay |
| Sep 29, 2026 | Senate roll call 910 SJRES197 | On the Motion to Proceed A joint resolution providing for congressional disapproval under chapter 8 of title 5, United States Code, of the rule submitted by the Centers for Medicare & Medicaid Services of the Department of Health and Human Services relating to "Patient Protection and Affordable Care Act, HHS Notice of Benefit and Payment Parameters for 2027; and Basic Health Program". Result: Motion to Proceed Rejected | Nay |
| Sep 28, 2026 | Senate roll call 909 S4668 | On Passage of the Bill A bill to protect the name, image, and likeness rights of, and provide protections for, student athletes and to promote fair competition among intercollegiate athletics, and for other purposes. Result: Bill Passed | Yea |
| Sep 28, 2026 | Senate roll call 908 S4668 | On the Amendment To establish certain standards with respect to coaches of varsity sports teams. Result: Amendment Rejected | Nay |
| Sep 28, 2026 | Senate roll call 907 S4668 | On the Amendment To increase the limitation on funding for post-eligibility insurance and catastrophic injury for student athletes. Result: Amendment Rejected | Nay |
| Sep 28, 2026 | Senate roll call 906 S4668 | On the Amendment To limit price increases for college athletics tickets. Result: Amendment Rejected | Nay |
| Sep 28, 2026 | Senate roll call 905 S4668 | On the Amendment To improve the bill. Result: Amendment Rejected | Nay |
| Sep 28, 2026 | Senate roll call 904 S4668 | On the Amendment To modify the provision relating to the relationship of this Act to existing law. Result: Amendment Agreed to | Yea |
| Sep 24, 2026 | Senate roll call 903 HCONRES89 | On the Concurrent Resolution A concurrent resolution directing the President, pursuant to section 5(c) of the War Powers Resolution, to remove United States Armed Forces from hostilities with Iran. Result: Concurrent Resolution Rejected | Nay |
| Sep 24, 2026 | Senate roll call 902 S4668 | On the Cloture Motion A bill to protect the name, image, and likeness rights of, and provide protections for, student athletes and to promote fair competition among intercollegiate athletics, and for other purposes. Result: Cloture Motion Agreed to | Yea |
| Sep 24, 2026 | Senate roll call 901 S4668 | On the Amendment In the nature of a substitute. Result: Amendment Agreed to | Yea |
Source: Voteview (UCLA), built from official House Clerk and Senate roll calls. Full record: GovTrack.
Committees
- Senate Committee on Appropriations
- Senate Committee on Armed Services
- Senate Committee on Banking, Housing, and Urban Affairs
- Senate Committee on Indian Affairs
- Senate Select Committee on Intelligence
- Commission on Security and Cooperation in Europe
Source: unitedstates/congress-legislators committee membership
Earmarks (Community Project Funding / Congressionally Directed Spending)
Draft: project-level earmark requests are not loaded yet. Members post their requests publicly; see the Senate Appropriations Committee list and the member's own website.
Sources: Senate Appropriations Committee · member website
Campaign money
$3,810,748Total raised
$1,585,548From individuals
$4,385,234Spent
$1,295,543Cash on hand
Source: FEC candidate summary, S4SD00049, coverage through Oct 14, 2026. Top donors: OpenSecrets.
Positions and background
Read the member's stated positions, ratings from interest groups, and biography from independent sources:
Vote SmartBallotpediaGovTrackCongressional BiographyWikipedia
Data refreshed Oct 29, 2026.