Congress WatchDLB stock trades by members of Congress
Dolby Laboratories: 4 members of Congress disclosed 10 transactions between 2015-06-07 and 2025-10-22, 5 purchases and 5 sales.
Activity by year
Transactions by the year the report was filed.
DLB price and Congress trades
Daily closing price (split-adjusted). Dots mark days members of Congress filed trades in DLB: 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 DLB 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 DLB
| Politician | Trades | Buys | Sales | Last filing |
|---|---|---|---|---|
| Lisa McClain | 4 | 2 | 2 | 2025-10-22 |
| Thomas MacArthur | 3 | 1 | 2 | 2016-02-06 |
| Lamar Smith | 2 | 2 | 0 | 2018-10-09 |
| Donna Shalala | 1 | 0 | 1 | 2020-04-27 |
Disclosed transactions
Download all transactions as CSV
| Filed | Traded | Politician | Type | Amount | Filing |
|---|---|---|---|---|---|
| 2025-10-22 | 2025-09-25 | Lisa McClain | Sale | $1,001 - $15,000 | Source |
| 2025-10-22 | 2025-09-11 | Lisa McClain | Buy | $1,001 - $15,000 | Source |
| 2025-09-12 | 2025-08-04 | Lisa McClain | Sale | $1,001 - $15,000 | Source |
| 2025-08-13 | 2025-06-24 | Lisa McClain | Buy | $1,001 - $15,000 | Source |
| 2020-04-27 | 2019-06-24 | Donna Shalala | Sale | $1,001 - $15,000 g | Source |
| 2018-10-09 | 2018-09-26 | Lamar Smith | Buy | $1,001 - $15,000 d | Source |
| 2018-09-07 | 2018-08-08 | Lamar Smith | Buy | $1,001 - c $15,000 | Source |
| 2016-02-06 | 2016-01-19 | Thomas MacArthur | Buy | $15,001 - $50,000 | Source |
| 2016-01-06 | 2015-12-16 | Thomas MacArthur | Sale | $15,001 - $50,000 | Source |
| 2015-06-07 | 2015-05-27 | Thomas MacArthur | Sale | $1,001 - $15,000 | Source |
Stocks traded by the same politicians
- BURL Burlington Stores, Inc., 4 shared
- CL Colgate-Palmolive Company Common Stock, 4 shared
- MSFT Microsoft Corporation - Common Stock, 4 shared
- SLB Schlumberger N.V. Common Stock, 4 shared
- UNH UnitedHealth Group Incorporated Common Stock, 4 shared
- A Agilent Technologies, Inc. Common Stock, 3 shared
- AAPL Apple Inc. - Common Stock, 3 shared
- ADSK Autodesk, Inc. - Common Stock, 3 shared
- AGN Allergan plc, 3 shared
- AKAM Akamai Technologies, Inc., 3 shared
Common questions
- Are members of Congress buying or selling DLB?
- 4 members of Congress disclosed 10 transactions in Dolby Laboratories (DLB) between 2015-06-07 and 2025-10-22: 5 purchases and 5 sales.
- How active was Congress in DLB recently?
- In 2025 filings, 4 transactions in DLB were disclosed: 2 purchases and 2 sales.
- Which members of Congress trade DLB?
- The most active in DLB are Lisa McClain (4), Thomas MacArthur (3) and Lamar Smith (2), by number of disclosed transactions. 4 members in all have traded it.