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Congress Stock Tracker

Tracking congressional stock trades from public STOCK Act Periodic Transaction Reports (PTRs) filed by members of the US House and Senate.

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© 2026 Congress Stock Tracker. Data from public STOCK Act filings.For informational purposes only. Not financial advice.
Stocks
Onto Innovation Inc.

Onto Innovation Inc.ONTO

NYSETechnologySemiconductors$189.53+2.68%

Price as of Mar 15, 5:32 PM EDT · delayed, not real-time

A leader in process control solutions for advanced semiconductor manufacturing, Onto Innovation Inc. specializes in metrology and inspection systems. Its technologies are critical for ensuring yield and quality in chip production, making it a key player in the semiconductor supply chain. Investors monitor the company for its exposure to the growing demand for semiconductors and its role in enabling next-generation technologies.

Market Cap: $9.4B52W Range: $85.88 – $232.49

Congressional Interest in Onto Innovation Inc. (ONTO)

2 members of Congress have disclosed 5 trades in Onto Innovation Inc. (ONTO), a Technology company. The buy/sell breakdown shows 0 purchases versus 5 sales, indicating net selling pressure from lawmakers. All data is sourced from STOCK Act periodic transaction reports filed with Congress.

Total Disclosures
5
Unique Politicians
2
Buys
0
Sells
5

Who in Congress Is Trading ONTO?

DatePoliticianTypeAmountSecurity
2025-05-12Rob Bresnahansell$1K – $15KStock
2025-05-09Rob Bresnahansell$1K – $15KStock
2020-05-01Tom Malinowskisell$1K – $15KStock
2020-04-30Tom Malinowskisell$1K – $15KStock
2020-04-21Tom Malinowskisell$1K – $15KStock
Rob Bresnahansell
2025-05-12$1K – $15K
Stock
Rob Bresnahansell
2025-05-09$1K – $15K
Stock
Tom Malinowskisell
2020-05-01$1K – $15K
Stock
Tom Malinowskisell
2020-04-30$1K – $15K
Stock
Tom Malinowskisell
2020-04-21$1K – $15K
Stock

Related

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