Congress WatchONTO stock trades by members of Congress
Onto Innovation Inc.: 2 members of Congress disclosed 5 transactions between 2021-03-05 and 2025-06-09, 0 purchases and 5 sales.
Activity by year
Transactions by the year the report was filed.
ONTO price and Congress trades
Daily closing price (split-adjusted). Dots mark days members of Congress filed trades in ONTO: green when more were purchases, red when more were sales. Use + and − (or Ctrl/⌘ + scroll) to zoom and drag to pan. Hover a month in the heatmap below to highlight it here, or click it to zoom to that month.
Congress buying and selling by month
Purchases and sales of ONTO reported by members of the House and Senate.
Green months had more purchases, red months more sales, teal an even split; darker means more trades. Months are by filing date. Senate filings after August 2026 and scanned House filings are not fully covered, so early years can look quieter than they were.
Who traded ONTO
| Politician | Trades | Buys | Sales | Last filing |
|---|---|---|---|---|
| Tom Malinowski | 3 | 0 | 3 | 2021-08-26 |
| Rob Bresnahan | 2 | 0 | 2 | 2025-06-09 |
Disclosed transactions
Download all transactions as CSV
| Filed | Traded | Politician | Type | Amount | Filing |
|---|---|---|---|---|---|
| 2025-06-09 | 2025-05-12 | Rob Bresnahan | Sale | $1,001 - $15,000 | Source |
| 2025-06-09 | 2025-05-09 | Rob Bresnahan | Partial sale | $1,001 - $15,000 | Source |
| 2021-08-26 | 2020-04-30 | Tom Malinowski | Sale | $1,001 - b $15,000 | Source |
| 2021-03-05 | 2020-05-01 | Tom Malinowski | Sale | $1,001 - $15,000 d | Source |
| 2021-03-05 | 2020-04-21 | Tom Malinowski | Sale | $1,001 - $15,000 c | Source |
Stocks traded by the same politicians
- DASH DoorDash, Inc. - Common Stock, 2 shared
- GIS General Mills, Inc. Common Stock, 2 shared
- K Kellanova Common Stock, 2 shared
- MRK Merck & Company, Inc. Common Stock, 2 shared
- PEP Pepsico, Inc., 2 shared
- TSLA Tesla, Inc. - Common Stock, 2 shared
- A Agilent Technologies, Inc. Common Stock, 1 shared
- AAON AAON Inc. (NASDAQ), 1 shared
- AAPL Apple Inc. - Common Stock, 1 shared
- ABBV AbbVie Inc. Common Stock, 1 shared
Common questions
- Are members of Congress buying or selling ONTO?
- 2 members of Congress disclosed 5 transactions in Onto Innovation Inc. (ONTO) between 2021-03-05 and 2025-06-09: 0 purchases and 5 sales.
- How active was Congress in ONTO recently?
- In 2025 filings, 2 transactions in ONTO were disclosed: 0 purchases and 2 sales.
- Which members of Congress trade ONTO?
- The most active in ONTO are Tom Malinowski (3) and Rob Bresnahan (2), by number of disclosed transactions. 2 members in all have traded it.