A leading provider of diagnostic testing, information, and services, Quest Diagnostics operates one of the largest clinical laboratories in the U.S. Investors monitor the company for its role in preventive care, chronic disease management, and COVID-19 testing capabilities. The firm's scale and data analytics offerings position it as a key player in lab-based diagnostics.
15 members of Congress have disclosed 50 trades in Quest Diagnostics Incorporated (DGX), a Healthcare company. The buy/sell breakdown shows 17 purchases versus 33 sales, indicating net selling pressure from lawmakers. All data is sourced from STOCK Act periodic transaction reports filed with Congress.
| Date | Politician | Type | Amount |
|---|---|---|---|
| 2026-03-30 | Alan Armstrong | buy | $1K – $15K |
| 2026-03-27 | Alan Armstrong | buy | $1K – $15K |
| 2026-02-17 | Rohit Khanna | sell | $1K – $15K |
| 2026-01-29 | Rohit Khanna | buy | $1K – $15K |
| 2025-11-03 | Julie Johnson | sell | $1K – $15K |
| 2025-07-24 | Julia Letlow | sell | $1K – $15K |
| 2025-04-28 | Julia Letlow | buy | $1K – $15K |
| 2025-04-17 | Rohit Khanna | sell | $1K – $15K |
| 2025-04-17 | Rohit Khanna | buy | $1K – $15K |
| 2025-03-10 | Carol Devine Miller | sell | $1K – $15K |
| 2025-01-24 | Gilbert Cisneros | sell | $1K – $15K |
| 2024-12-18 | Rohit Khanna | sell | $1K – $15K |
| 2024-12-16 | Rohit Khanna | sell | $1K – $15K |
| 2024-11-12 | Rohit Khanna | sell | $1K – $15K |
| 2024-04-04 | Earl Blumenauer | sell | $1K – $15K |
| 2024-01-03 | Thomas H Tuberville | sell | $15K – $50K |
| 2023-12-11 | Thomas R Carper | sell | $1K – $15K |
| 2023-12-04 | Rohit Khanna | buy | $1K – $15K |
| 2023-10-31 | Rohit Khanna | sell | $1K – $15K |
| 2023-09-06 | Rohit Khanna | sell | $1K – $15K |
| 2023-09-06 | Rohit Khanna | buy | $1K – $15K |
| 2023-06-29 | Rohit Khanna | sell | $1K – $15K |
| 2022-11-14 | Carol Devine Miller | buy | $1K – $15K |
| 2022-08-03 | Kathy Manning | sell | $1K – $15K |
| 2022-07-20 | Kathy Manning | buy | $1K – $15K |
| 2022-03-31 | MICHAEL T. MCCAUL | sell | $1K – $15K |
| 2022-03-14 | Earl Blumenauer | sell | $1K – $15K |
| 2022-02-24 | Earl Blumenauer | buy | $1K – $15K |
| 2022-01-28 | MICHAEL T. MCCAUL | sell | $1K – $15K |
| 2022-01-28 | MICHAEL T. MCCAUL | sell | $1K – $15K |
| 2021-12-14 | MICHAEL T. MCCAUL | sell | $1K – $15K |
| 2021-09-29 | Thomas H Tuberville | sell | $1K – $15K |
| 2021-07-28 | Carol Devine Miller | buy | $15K – $50K |
| 2021-04-09 | Sara Jacobs | sell | $50K – $100K |
| 2021-03-29 | Thomas H Tuberville | buy | $1K – $15K |
| 2021-01-09 | David P. Roe | sell | $3,243.43 |
| 2020-12-14 | MICHAEL T. MCCAUL | sell | $1K – $15K |
| 2020-06-01 | Dean Phillips | sell | $1K – $15K |
| 2020-04-02 | Thomas R Carper | buy | $1K – $15K |
| 2020-04-02 | Dean Phillips | sell | $1K – $15K |
| 2020-03-02 | MICHAEL T. MCCAUL | sell | $1K – $15K |
| 2020-03-02 | Earl Blumenauer | buy | $1K – $15K |
| 2020-02-12 | David P. Roe | sell | $15K – $50K |
| 2020-02-10 | Dean Phillips | sell | $1K – $15K |
| 2020-01-17 | Dean Phillips | buy | $1K – $15K |
| 2020-01-14 | MICHAEL T. MCCAUL | buy | $1K – $15K |
| 2019-12-31 | MICHAEL T. MCCAUL | sell | $1K – $15K |
| 2019-07-31 | Dean Phillips | buy | $1K – $15K |
| 2019-07-22 | David P. Roe | sell | $1K – $15K |
| 2019-06-18 | MIKE KELLY | sell | $1K – $15K |