---
schema_version: "secwatch.filing_event.v1"
accession: "0001022079-23-000131"
form_type: "8-K"
ticker: "DGX"
cik: "0001022079"
company_name: "QUEST DIAGNOSTICS INC"
filed_at: "2023-07-26T23:59:59+00:00"
generated_at: "2026-06-13T02:07:23.927478+00:00"
event_type: "earnings"
sentiment: "neutral"
materiality_score: 0.8
calibrated_materiality_score: 0.8
confidence: "high"
source: SEC EDGAR
---

# Quest Diagnostics Q2 revenue $2.34B down 4.7% YoY; base business up 9.5%; raises FY revenue guidance

## Summary
- Q2 reported EPS $2.05 (+4.6% YoY); adjusted EPS $2.30 (-2.5% YoY).
- Base business revenue $2.30B (+9.5% YoY); COVID testing revenue $41M (-88.3%).
- FY 2023 revenue guidance raised to $9.12B-$9.22B (from $8.93B-$9.08B).
- Adjusted EPS guidance $8.50-$8.90; cash from operations at least $1.3B.
- CEO cites strong base business demand but persistent labor turnover pressures.

## SEC filing metadata
- accession: 0001022079-23-000131
- form_type: 8-K
- ticker: DGX
- cik: 0001022079
- company_name: QUEST DIAGNOSTICS INC
- filed_at: 2023-07-26T23:59:59+00:00
- event_type: earnings
- sentiment: neutral
- materiality_score: 0.8
- calibrated_materiality_score: 0.8
- confidence: high
- sec_items: 2.02, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1022079/000102207923000131/0001022079-23-000131-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1022079/000102207923000131/dgx-20230726.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001022079-23-000131
- JSON: https://secwatch.observer/filing/0001022079-23-000131.json
- Plain text: https://secwatch.observer/filing/0001022079-23-000131.txt

## Key facts
- Earnings Releases
  QUEST DIAGNOSTICS INC reported the quarter ended June 30, 2023 results: revenue $2,338, net income $235, EPS $2.05. Guidance raised.
  - Period: the quarter ended June 30, 2023
  - Revenue: $2,338
  - Net income: $235
  - EPS: $2.05
  - Guidance: raised
  - Result: reported results
  source text: tight labor market." Three Months Ended June 30, Six Months Ended June 30, 2023 2022 Change 2023 2022 Change (dollars in millions, except per share data) Reported: Net revenues $ 2,338 $ 2,453 (4.7) % $ 4,669 $ 5,064 (7.8) % Base business revenues (a) $ 2,297 $ 2,098 9.5 % $ 4,509 $ 4,110 9.7 % COVID-19 testing revenues $ 41 $ 355 (88.3) % $ 160 $ 954 (83.2) %
  evidence_url: https://www.sec.gov/Archives/edgar/data/1022079/000102207923000131/0001022079-23-000131-index.htm
- Earnings Releases
  QUEST DIAGNOSTICS INC reported Full Year 2023 results: revenue $9.12 billion to $9.22 billion, EPS $7.52 to $7.92. Guidance raised.
  - Period: Full Year 2023
  - Revenue: $9.12 billion to $9.22 billion
  - EPS: $7.52 to $7.92
  - Guidance: raised
  - Result: guidance update
  source text: Updated Guidance for Full Year 2023 The company updates its Full Year 2023 guidance as follows: Updated Guidance Prior Guidance Low High Low High Net revenues $9.12 billion $9.22 billion $8.93 billion $9.08 billion
  evidence_url: https://www.sec.gov/Archives/edgar/data/1022079/000102207923000131/0001022079-23-000131-index.htm

This AI-assisted summary is a reading aid. Review the linked SEC EDGAR filing before relying on any specific claim.