Quest Diagnostics Inc
DGX- Exchange
- NYSE
- Industry
- Services-Medical Laboratories
- SEC CIK
- 0001022079
In the last 90 days, Quest Diagnostics Inc insiders filed 0 open-market purchases and 3 sales; 1,112 institutions reported holding it in 13F filings for Q2 2026, worth $22.2B in total; no superinvestor holds it.
Politicians who traded DGX
Since 2020, newest trade first. Shares and options by default, including trades reported under an earlier ticker.
- Trades
- 28
- Filings
- 24
- Politicians
- 11
- Buys / sells
- 12 / 16
- Estimated volume
- $364.5K
- Sum of range midpoints
| Politician | Trades | Buys / sells | Est. volume | Last traded | Last filed |
|---|---|---|---|---|---|
 Alan Armstrong Senate · OK | 2 | 2 / 0 | $16.0K | Mar 30, 2026 | Jul 21, 2026 |
 Julie Johnson House · TX | 3 | 1 / 2 | $24.0K | Nov 3, 2025 | Aug 5, 2026 |
 Julia Letlow House · LA | 2 | 1 / 1 | $16.0K | Jul 24, 2025 | Jan 13, 2026 |
 Carol D. Miller House · WV | 4 | 2 / 2 | $81.0K | Mar 10, 2025 | Aug 13, 2026 |
 Gilbert Ray Cisneros, Jr. House · CA | 1 | 0 / 1 | $8.00K | Jan 24, 2025 | Feb 11, 2025 |
 Earl Blumenauer House · OR | 4 | 2 / 2 | $32.0K | Apr 4, 2024 | May 4, 2024 |
 Tommy Tuberville Senate · AL | 3 | 1 / 2 | $48.5K | Jan 3, 2024 | Feb 14, 2024 |
 Thomas R. Carper Senate · DE | 2 | 1 / 1 | $16.0K | Dec 11, 2023 | Jan 3, 2024 |
 Kathy E. Manning House · NC | 2 | 1 / 1 | $16.0K | Aug 3, 2022 | Sep 14, 2022 |
 Sara Jacobs House · CA | 1 | 0 / 1 | $75.0K | Apr 9, 2021 | May 28, 2021 |
 Dean Phillips House · MN | 4 | 1 / 3 | $32.0K | Jun 1, 2020 | Jul 7, 2020 |
Trades
Reported trades in Quest Diagnostics Inc, newest filings first.
| Politician | Asset | Type | Owner | Traded | Filed | Delay | Amount | Source |
|---|---|---|---|---|---|---|---|---|
Carol D. Miller House · WV | DGXQuest Diagnostics Incorporated Common Stock | Sell | Spouse | Mar 10, 2025 | Aug 13, 2026Amended | 521 daysLate | $15K-$50K | Filing |
Julie Johnson House · TX | DGXQuest Diagnostics Incorporated Common Stock | Sell | Joint | Oct 30, 2025 | Aug 5, 2026 | 279 daysLate | $1K-$15K | Filing |
Julie Johnson House · TX | DGXQuest Diagnostics Incorporated Common Stock | Buy | Joint | Oct 30, 2025 | Aug 5, 2026 | 279 daysLate | $1K-$15K | Filing |
Alan Armstrong Senate · OK | DGXQuest Diagnostics Incorporated Common Stock | Buy | Self | Mar 27, 2026 | Jul 21, 2026 | 116 daysLate | $1K-$15K | Filing |
Alan Armstrong Senate · OK | DGXQuest Diagnostics Incorporated Common Stock | Buy | Self | Mar 30, 2026 | Jul 21, 2026 | 113 daysLate | $1K-$15K | Filing |
Julia Letlow House · LA | DGXQuest Diagnostics Incorporated Common Stock | Buy | Self | Apr 28, 2025 | Jan 13, 2026 | 260 daysLate | $1K-$15K | Filing |
Julia Letlow House · LA | DGXQuest Diagnostics Incorporated Common Stock | Sell | Self | Jul 24, 2025 | Jan 13, 2026 | 173 daysLate | $1K-$15K | Filing |
Julie Johnson House · TX | DGXQuest Diagnostics Incorporated Common Stock | Sell | Joint | Nov 3, 2025 | Dec 11, 2025 | 38 days | $1K-$15K | Filing |
Carol D. Miller House · WV | DGXQuest Diagnostics Incorporated Common Stock | Sell | Self | Mar 10, 2025 | Apr 11, 2025 | 32 days | $1K-$15K | Filing |
Gilbert Ray Cisneros, Jr. House · CA | DGXQuest Diagnostics Incorporated Common Stock | Sell (partial) | Self | Jan 24, 2025 | Feb 11, 2025 | 18 days | $1K-$15K | Filing |
Earl Blumenauer House · OR | DGXQuest Diagnostics Incorporated Common Stock | Sell | Spouse | Apr 4, 2024 | May 4, 2024 | 30 days | $1K-$15K | Filing |
Tommy Tuberville Senate · AL | DGXQuest Diagnostics Incorporated Common Stock | Sell (partial) | Joint | Jan 3, 2024 | Feb 14, 2024 | 42 days | $15K-$50K | Filing |
Thomas R. Carper Senate · DE | DGXQuest Diagnostics Inc | Sell (partial) | Spouse | Dec 11, 2023 | Jan 3, 2024 | 23 days | $1K-$15K | Filing |
Carol D. Miller House · WV | DGXQuest Diagnostics Incorporated | Buy | Self | Nov 14, 2022 | Dec 13, 2022 | 29 days | $1K-$15K | Filing |
Kathy E. Manning House · NC | DGXQuest Diagnostics Incorporated | Sell | Joint | Aug 3, 2022 | Sep 14, 2022 | 42 days | $1K-$15K | Filing |
Carol D. Miller House · WV | DGXQuest Diagnostics Incorporated | Buy | Spouse | Jul 28, 2021 | Sep 2, 2022 | 401 daysLate | $15K-$50K | Filing |
Kathy E. Manning House · NC | DGXQuest Diagnostics Incorporated | Buy | Joint | Jul 20, 2022 | Aug 10, 2022 | 21 days | $1K-$15K | Filing |
Earl Blumenauer House · OR | DGXQuest Diagnostics Incorporated | Buy | Self | Feb 24, 2022 | Apr 1, 2022 | 36 days | $1K-$15K | Filing |
Earl Blumenauer House · OR | DGXQuest Diagnostics Incorporated | Sell | Self | Mar 14, 2022 | Apr 1, 2022 | 18 days | $1K-$15K | Filing |
Tommy Tuberville Senate · AL | DGXQuest Diagnostics Incorporated Common Stock | Sell (full) | Joint | Sep 29, 2021 | Oct 15, 2021 | 16 days | $1K-$15K | Filing |
Tommy Tuberville Senate · AL | DGXQuest Diagnostics Incorporated | Buy | Joint | Mar 29, 2021 | Jul 23, 2021 | 116 daysLate | $1K-$15K | Filing |
Sara Jacobs House · CA | DGXQuest Diagnostics Incorporated | Sell | Self | Apr 9, 2021 | May 28, 2021 | 49 daysLate | $50K-$100K | Filing |
Thomas R. Carper Senate · DE | DGXQuest Diagnostics Incorporated | Buy | Spouse | Apr 2, 2020 | May 17, 2021Amended | 32 days | $1K-$15K | Filing |
Dean Phillips House · MN | DGXQuest Diagnostics Incorporated | Sell (partial) | Self | Jun 1, 2020 | Jul 7, 2020 | 36 days | $1K-$15K | Filing |
Dean Phillips House · MN | DGXQuest Diagnostics Incorporated | Sell (partial) | Self | Apr 2, 2020 | May 7, 2020 | 35 days | $1K-$15K | Filing |
Earl Blumenauer House · OR | DGXQuest Diagnostics Incorporated | Buy | Spouse | Mar 2, 2020 | Apr 16, 2020 | 45 days | $1K-$15K | Filing |
Dean Phillips House · MN | DGXQuest Diagnostics Incorporated | Sell (partial) | Self | Feb 10, 2020 | Mar 12, 2020 | 31 days | $1K-$15K | Filing |
Dean Phillips House · MN | DGXQuest Diagnostics Incorporated | Buy | Self | Jan 17, 2020 | Feb 7, 2020 | 21 days | $1K-$15K | Filing |
Source: U.S. House Clerk and Senate Office of Public Records (eFD). Amounts are the ranges filers report. Profiles, committees and photos: the unitedstates project (public domain). District maps: U.S. Census Bureau.