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DGX Quest Diagnostics

Health Care, filed as QUEST DIAGNOSTICS INC (COM), Equity As of 2026 Q3 among managers we track Quote on Google Finance, opens in a new tab

Bought by 1 manager in 2026 Q2, sold by 1

  • 1 Owner
  • Max 0.2%
  • $328K
  • 1 reduce

In 2026 Q3 Kentucky Trust trimmed Quest Diagnostics.

Who owns this now

Largest portfolio weights among holders, up to 0.2% (Kentucky Trust Co., Kentucky Trust). Not free-float ownership.

  1. Kentucky Trust Co. Reduce 0.16%

Who owns DGX

Sorted by value, long equity only, as of 2026 Q3.

History
Kentucky Trust Co., Kentucky Trust 0.16% Reduce −6.6% 1,406 $328K History

Weight bar: held both quarters added sold at this quarter’s reported price

Insider trades

Open-market buys and sales by DGX's executives, directors and 10% owners in the last 12 months, from their Form 4s

All DGX insider trades
  • None no insider bought on the open market
  • $240K sold by 1 insider outside a trading plan
  • $36.5M sold by 7 insiders under 10b5-1 plans
  1. Gary M Pfeiffer Director
    Planned sale
    $292K 1,203 shares at $243.00 3.9% of stake
    Traded Oct 26 Filed Oct 28
  2. J. E. Davis CEO
    Planned sale
    $2.4M 10,000 shares at $242.72 7.6% of stake
    Traded Sep 1 Filed Sep 3
  3. Michael E Prevoznik SVP & General Counsel
    Planned sale
    $5.5M 22,677 shares at $243.11 38% of stake
    Traded Aug 28 Filed Aug 31
  4. Mark E Delaney SVP & Chief Commercial Officer
    Planned sale
    $376K 1,600 shares at $235.18 13% of stake
    Traded Jul 28 Filed Jul 29
  5. Karthik Kuppusamy SVP, Clinical Solutions
    Planned sale
    $1.6M 8,147 shares at $200.00 38% of stake
    Traded Jun 4 Filed Jun 8
  6. J. E. Davis CEO
    Planned sale
    $1.9M 10,000 shares at $194.14 7% of stake
    Traded Jun 1 Filed Jun 2
  7. Catherine T. Doherty EVP, Regional Businesses
    Planned sale
    $1.1M 5,558 shares at $206.21 7.6% of stake
    Traded Mar 5 Filed Mar 6
  8. Michael E Prevoznik SVP & General Counsel
    Planned sale
    $800K 3,878 shares at $206.21 9.4% of stake
    Traded Mar 5 Filed Mar 6
  9. Patrick Plewman SVP for Diagnostic Services
    Planned sale
    $589K 2,855 shares at $206.21 16% of stake
    Traded Mar 5 Filed Mar 6
  10. Catherine T. Doherty EVP, Regional Businesses
    Planned sale
    $131K 632 shares at $207.73 0.9% of stake
    Traded Mar 3 Filed Mar 4
  11. Michael E Prevoznik SVP & General Counsel
    Planned sale
    $109K 526 shares at $207.73 1.4% of stake
    Traded Mar 3 Filed Mar 4
  12. J. E. Davis CEO
    Planned sale
    $2.1M 10,000 shares at $212.52 7.9% of stake
    Traded Mar 2 Filed Mar 4
  13. Patrick Plewman SVP for Diagnostic Services
    Planned sale
    $85K 410 shares at $207.73 2.6% of stake
    Traded Mar 3 Filed Mar 4
  14. Catherine T. Doherty EVP, Regional Businesses
    Planned sale
    $294K 1,433 shares at $204.83 2.1% of stake
    Traded Feb 19 Filed Feb 20
  15. Patrick Plewman SVP for Diagnostic Services
    Planned sale
    $196K 958 shares at $204.83 5.7% of stake
    Traded Feb 19 Filed Feb 20

Also filed in the last 12 months, not counted as buying or selling: 35 stock grants, 32 share withholdings for taxes, 22 other transactions, 8 option exercises, 1 gift, and 1 sale to cover taxes.

Congress

8 members of Congress traded DGX in the last three years: 4 buys and 9 sales. 4 members listed it in 2025 annual reports.

All Congress trades
  1. Carol D. Miller R-WV-1Spouse Sell $15K–$50K Mar 10, 2025 filed Aug 13
  2. Julie Johnson D-TX-32Joint Buy $1K–$15K Oct 30, 2025 filed Aug 5
  3. Julie Johnson D-TX-32Joint Sell $1K–$15K Oct 30, 2025 filed Aug 5
  4. Alan Armstrong R-OK Buy $1K–$15K Mar 30 filed Jul 21
  5. Alan Armstrong R-OK Buy $1K–$15K Mar 27 filed Jul 21
  6. Julia Letlow R-LA-5 Sell $1K–$15K Jul 24, 2025 filed Jan 13

SEC filings

Recent issuer filings from EDGAR, 7 shown.

Filed Form Detail Links
10-Q
8-K 8.01
8-K 2.02,9.01
8-K 5.02
SCHEDULE 13G/A —
8-K 2.02,9.01
10-Q

Financials

US-GAAP annual figures by fiscal year, as tagged in Form 10-K. Each value links to its SEC filing.

Income statement

Metric FY2023 FY2024 FY2025
Revenue $9.25B $9.87B $11.04B
Gross profit * $3.05B $3.24B $3.66B
Gross margin * 33.0% 32.9% 33.2%
Net income $854M $871M $992M
Net margin * 9.2% 8.8% 9.0%

Balance sheet

Metric FY2023 FY2024 FY2025
Total current assets $2.37B $2.39B $2.38B
Total non-current assets * $11.65B $13.76B $13.85B
Total assets $14.02B $16.15B $16.22B
Total current liabilities $1.82B $2.17B $2.28B
Total equity $6.31B $6.78B $7.17B

Cash flow

Metric FY2023 FY2024 FY2025
Cash from operations $1.27B $1.33B $1.89B
Cash from investing -$1.06B -$2.55B -$0.631B
Cash from financing $0.16B $1.08B -$1.39B
Net change in cash $371M -$137M -$129M

Ownership over time

13Fs that reported it each quarter. Click a bar for that quarter’s holders.