# KLAC: KLA Corporation Common Stock

- Industry: Optical Instruments & Lenses
- Current price: $176.99
- Price updated: Sep 19, 2026
- Total congressional trades: 7
- Politicians trading: 5
- Last traded: Jul 1, 2026
- Source: https://tryglasshouse.ai/companies/KLAC.md

KLA is one of the largest semiconductor wafer fabrication equipment, or WFE, manufacturers in the world. It specializes in the market segment of semiconductor process control, wherein machines inspect semiconductor wafers during research and development and manufacturing for defects and verify precise measurements. In this section of the market, KLA holds a majority share. It also has a small exposure to the etch and deposition segments of the WFE market. It counts as top customers the largest chipmakers in the world, including TSMC and Samsung.

# Congressional trading history

- Page: 1 of 1
- Results: 7 of 7
- Pagination query parameter: `page`

## 1. Michael A. Rulli

- Member: Republican, House
- Transaction: Buy, $1,001 - $15,000
- Dates: traded Jul 1, 2026, disclosed Aug 7, 2026
- Market context: $266.19 at trade, $176.99 current (-33.51%)
- Politician: https://tryglasshouse.ai/politicians/R000619.md
- Record: https://tryglasshouse.ai/trades/4d52185a-c991-4514-8b0a-b744a27045ac.md

## 2. Alan Armstrong

- Member: Republican, Senate
- Transaction: Buy, $1,001 - $15,000
- Dates: traded Mar 27, 2026, disclosed Jul 21, 2026
- Market context: $144.32 at trade, $176.99 current (+22.64%)
- Politician: https://tryglasshouse.ai/politicians/A000383.md
- Record: https://tryglasshouse.ai/trades/31814bec-5f3b-45a4-b142-88bd0d5a781c.md

## 3. Val T. Hoyle

- Member: Democrat, House
- Transaction: Sell, $1,001 - $15,000
- Dates: traded Sep 23, 2025, disclosed Oct 10, 2025
- Market context: $1,071.2 at trade, $176.99 current (-83.48%)
- Politician: https://tryglasshouse.ai/politicians/H001094.md
- Record: https://tryglasshouse.ai/trades/0afe6d2f-dee8-4dcc-91ca-064e359d6c92.md

## 4. Val T. Hoyle

- Member: Democrat, House
- Transaction: Buy, $1,001 - $15,000
- Dates: traded Jul 28, 2025, disclosed Sep 12, 2025
- Market context: $923.15 at trade, $176.99 current (-80.83%)
- Politician: https://tryglasshouse.ai/politicians/H001094.md
- Record: https://tryglasshouse.ai/trades/5c36464e-96ad-42a5-9e79-fdf02aa63508.md

## 5. Val T. Hoyle

- Member: Democrat, House
- Transaction: Sell, $1,001 - $15,000
- Dates: traded Apr 29, 2025, disclosed Sep 12, 2025
- Market context: $687.95 at trade, $176.99 current (-74.27%)
- Politician: https://tryglasshouse.ai/politicians/H001094.md
- Record: https://tryglasshouse.ai/trades/f411d372-120e-45f9-8aae-7ba820e73b7b.md

## 6. William R. Keating

- Member: Democrat, House
- Transaction: Buy, $1,001 - $15,000
- Dates: traded Jan 24, 2025, disclosed Feb 25, 2025
- Market context: $749.82 at trade, $176.99 current (-76.40%)
- Politician: https://tryglasshouse.ai/politicians/K000375.md
- Record: https://tryglasshouse.ai/trades/0af1df8f-7b03-4722-b184-c41bff9b6840.md

## 7. Gilbert Ray Cisneros, Jr.

- Member: Democrat, House
- Transaction: Sell, $1,001 - $15,000
- Dates: traded Jan 13, 2025, disclosed Feb 11, 2025
- Market context: $690.99 at trade, $176.99 current (-74.39%)
- Politician: https://tryglasshouse.ai/politicians/C001123.md
- Record: https://tryglasshouse.ai/trades/12f38057-3bca-46ce-a315-5fe19c853afd.md



Prices and percentage changes are market context, not portfolio returns. This information is not financial advice.