16 members of Congress have disclosed 132 trades in Quest Diagnostics Inc (DGX) since 2013: 60 purchases worth about $1.02M and 72 sales worth about $1.71M. The most active was Ro Khanna, with 31 trades. The latest trade was made on Sep 4, 2026.
DGX’s price and SPY’s, both as the change since the start of the range. A green triangle marks a day members bought DGX, a red one a day they sold; hover for who and how much.
| # | Member | Trades | Buys | Sells | Bought (est.) | Sold (est.) | Net | Buys vs SPY | First Traded | Last Traded |
|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Ro KhannaD-CA | 31 | 17 | 14 | $136.01K | $136.51K | -$498.50 | +9.6% | Feb 27, 2017 | Sep 4, 2026 |
| 2 | Carol D. MillerR-WV | 4 | 2 | 2 | $40.50K | $40.50K | $0.00 | -7.9% | Jul 28, 2021 | Mar 10, 2025 |
| 3 | Julie JohnsonD-TX | 3 | 1 | 2 | $8.00K | $16.00K | -$8.00K | +32.1% | Oct 30, 2025 | Nov 3, 2025 |
| 4 | Julia LetlowR-LA | 2 | 1 | 1 | $8.00K | $8.00K | $0.00 | +5.4% | Apr 28, 2025 | Jul 24, 2025 |
| 5 | Gilbert Ray Cisneros, Jr.D-CA | 2 | 1 | 1 | $8.00K | $8.00K | $0.00 | +17.9% | Mar 14, 2019 | Jan 24, 2025 |
| 6 | Earl BlumenauerD-OR | 4 | 2 | 2 | $16.00K | $16.00K | $0.00 | -0.7% | Mar 2, 2020 | Apr 4, 2024 |
| 7 | Kathy E. ManningD-NC | 2 | 1 | 1 | $8.00K | $8.00K | $0.00 | -4.5% | Jul 20, 2022 | Aug 3, 2022 |
| 8 | Michael T. McCaulR-TX | 57 | 27 | 30 | $704.51K | $1.02M | -$313.50K | -5.0% | May 20, 2014 | Mar 31, 2022 |
| 9 | Sara JacobsD-CA | 1 | 0 | 1 | $0.00 | $75.00K | -$75.00K | – | Apr 9, 2021 | Apr 9, 2021 |
| 10 | Dean PhillipsD-MN | 8 | 4 | 4 | $32.00K | $32.00K | $0.00 | +1.9% | Feb 4, 2019 | Jun 1, 2020 |
| 11 | David P. RoeR-TN | 6 | 1 | 5 | $8.00K | $64.50K | -$56.50K | -26.4% | Jun 23, 2017 | Feb 12, 2020 |
| 12 | K. Michael ConawayR-TX | 1 | 0 | 1 | $0.00 | $8.00K | -$8.00K | – | Sep 12, 2016 | Sep 12, 2016 |
| 13 | Lois FrankelD-FL | 4 | 2 | 2 | $16.00K | $16.00K | $0.00 | +38.5% | Feb 25, 2014 | Jun 20, 2016 |
| 14 | Richard L. HannaR-NY | 3 | 0 | 3 | $0.00 | $191.00K | -$191.00K | – | Dec 27, 2013 | Oct 15, 2014 |
| 15 | Curt ClawsonR-FL | 3 | 1 | 2 | $32.50K | $40.50K | -$8.00K | +38.5% | Jul 2, 2014 | Aug 19, 2014 |
| Owner | Type | Filing | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Ro KhannaD-CA | DGXQUEST DIAGNOSTICS INCORPORATED CMN | Spouse | Buy | $1K–$15K | Sep 4, 2026 | Oct 7, 2026 | 33d | +5.8% | +8.1% | |
| Carol D. MillerR-WV | DGXQuest Diagnostics Incorporated Common Stock | Spouse | Sell | $15K–$50K | Mar 10, 2025 | Aug 13, 2026 | 521d late | +44.9% | +10.7% | |
| Julie JohnsonD-TX | DGXQuest Diagnostics Incorporated Common Stock | Joint | Sell | $1K–$15K | Oct 30, 2025 | Aug 5, 2026 | 279d late | +42.7% | +32.1% | |
| Julie JohnsonD-TX | DGXQuest Diagnostics Incorporated Common Stock | Joint | Buy | $1K–$15K | Oct 30, 2025 | Aug 5, 2026 | 279d late | +42.7% | +32.1% | |
| Ro KhannaD-CA | DGXQUEST DIAGNOSTICS INCORPORATED CMN | Spouse | Sell | $1K–$15K | Feb 17, 2026 | Mar 9, 2026 | 20d | +22.1% | +11.9% | |
| Ro KhannaD-CA | DGXQUEST DIAGNOSTICS INCORPORATED C | Spouse | Buy | $1K–$15K | Jan 29, 2026 | Feb 6, 2026 | 8d | +37.6% | +29.2% | |
| Julia LetlowR-LA | DGXQuest Diagnostics Incorporated Common Stock | Self | Buy | $1K–$15K | Apr 28, 2025 | Jan 13, 2026 | 260d late | +42.0% | +5.4% | |
| Julia LetlowR-LA | DGXQuest Diagnostics Incorporated Common Stock | Self | Sell | $1K–$15K | Jul 24, 2025 | Jan 13, 2026 | 173d late | +45.9% | +27.4% | |
| Julie JohnsonD-TX | DGXQuest Diagnostics Incorporated Common Stock | Joint | Sell | $1K–$15K | Nov 3, 2025 | Dec 11, 2025 | 38d | +40.3% | +30.2% | |
| Carol D. MillerR-WV | DGXQuest Diagnostics Incorporated Common Stock | Self | Sell | $1K–$15K | Mar 10, 2025 | Apr 11, 2025 | 32d | +44.9% | +10.7% | |
| Gilbert Ray Cisneros, Jr.D-CA | DGXQuest Diagnostics Incorporated Common Stock | Self | Sell (Partial) | $1K–$15K | Jan 24, 2025 | Feb 11, 2025 | 18d | +61.6% | +37.8% | |
| Ro KhannaD-CA | DGXQUEST DIAGNOSTICS INCORPORATED CMN | Spouse | Buy | $1K–$15K | Jan 17, 2025 | Feb 6, 2025 | 20d | +65.9% | +40.0% | |
| Ro KhannaD-CA | DGXQUEST DIAGNOSTICS INCORPORATED CMN | Dependent Child | Sell | $1K–$15K | Dec 18, 2024 | Jan 8, 2025 | 21d | +65.9% | +37.6% | |
| Ro KhannaD-CA | DGXQUEST DIAGNOSTICS INCORPORATED CMN | Spouse | Sell | $1K–$15K | Dec 16, 2024 | Jan 8, 2025 | 23d | +64.3% | +40.4% | |
| Ro KhannaD-CA | DGXQUEST DIAGNOSTICS INCORPORATED CMN | Spouse | Buy | $1K–$15K | Nov 12, 2024 | Dec 5, 2024 | 23d | +55.1% | +29.1% |
Tip. Hover a row for the filing’s full asset text and comments; the PDF link opens the report itself.
16 members of Congress have disclosed 132 trades in Quest Diagnostics Inc (DGX) since 2013: 60 purchases worth about $1.02M and 72 sales worth about $1.71M. The most active was Ro Khanna, with 31 trades. The latest trade was made on Sep 4, 2026. Most active: Ro Khanna (31), Carol D. Miller (4), Julie Johnson (3), Julia Letlow (2), Gilbert Ray Cisneros, Jr. (2).
Since 2013 they have disclosed 60 purchases and 72 sales; by the midpoints of the disclosed ranges, about $1.02M bought and $1.71M sold, a net sale of $693.01K.
Members of Congress report each trade over $1,000 within 45 days under the STOCK Act, with the amount as a range. The chart marks the days members traded DGX on its price, against the S&P 500 over the same days.
Members of Congress disclose trades as dollar ranges, up to 45 days after the trade and sometimes later. Volumes use the midpoints of those ranges and are estimates; portfolio figures are a model built from the disclosed trades, not the members’ actual accounts. Not investment advice.