---
bioguide_id: C001113
voter_id: Catherine-Cortez-Masto-D-NV
name: Catherine Cortez Masto
party: Democratic
state: Nevada
chamber: Senate
congress: 119
generated_at: 2026-07-17
---

# Catherine Cortez Masto

Catherine Cortez Masto is a Democratic member of the U.S. Senate, representing Nevada, serving in the 119th Congress.

## Attendance & Participation

- **Votes Cast**: 894
  - Yea: 323
  - Nay: 554
  - Present: 0
- **Missed Votes**: 0
- **Attendance Rate**: 100.0%

## Voting Behavior

- **Yea/Nay Split**: 323 yea / 554 nay

## Ideology & Positioning

- **Ideology Score**: -0.805 (scale: -1.0 liberal to +1.0 conservative)
- **Label**: Very Liberal
- **Percentile**: 37.4 (0 = most liberal, 100 = most conservative)

## Policy Area Voting Record

| Policy Area | Total Votes | Yea | Nay |
|---|---|---|---|
| Economics and Public Finance | 227 | 172 | 55 |
| International Affairs | 25 | 13 | 12 |
| Environmental Protection | 18 | 5 | 13 |
| Finance and Financial Sector | 18 | 11 | 7 |
| Public Lands and Natural Resources | 14 | 2 | 12 |
| Government Operations and Politics | 14 | 3 | 11 |
| Congress | 13 | 2 | 11 |
| Energy | 12 | 0 | 12 |
| Transportation and Public Works | 12 | 7 | 5 |
| Housing and Community Development | 9 | 9 | 0 |
| Taxation | 8 | 8 | 0 |
| Armed Forces and National Security | 8 | 6 | 2 |
| Immigration | 8 | 8 | 0 |
| Foreign Trade and International Finance | 6 | 5 | 1 |
| Crime and Law Enforcement | 4 | 3 | 1 |
| Health | 3 | 2 | 1 |
| Emergency Management | 2 | 2 | 0 |
| Education | 2 | 0 | 2 |
| Science, Technology, Communications | 1 | 0 | 1 |
| Sports and Recreation | 1 | 0 | 1 |

## Recent Votes

- **2026-07-15** -- No description -> *Nay* (PN930_4)
- **2026-07-15** -- No description -> *Nay* (PN930_4)
- **2026-07-15** -- No description -> *Nay* (PN930_4)
- **2026-07-15** -- No description -> *Nay* (PN930_4)
- **2026-07-14** -- No description -> *Nay* (PN938_2)

## Sponsorship & Legislative Activity

- **Bills Sponsored**: 107
- **Bills Enacted into Law**: 0
- **Bills Passed Chamber**: 4
- **Enactment Rate**: 0.0%
- **Average Cosponsors per Bill**: 5.0
- **Bipartisan Bills**: 23.4%

## Legislative Effectiveness

Effectiveness data not available for this member.

## Bipartisan Collaboration

No cross-party collaboration data available.

---

*Data sourced from official congressional records for the 119th Congress. This profile contains only behavioral and procedural data -- no editorial commentary or subjective ratings. Generated 2026-07-17.*

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