Quest Diagnostics reported third-quarter 2026 net revenues of $3.10 billion, up 10.0% from a year earlier, with reported diluted EPS of $2.78, up 28.7%, and adjusted diluted EPS of $3.00, up 15.4%. The company raised its full-year 2026 revenue and EPS guidance, which matters to shareholders because the outlook for both revenue and earnings per share moved higher.
Q3 2026 net revenues of $3,097 million, up 10.0% from $2,816 million in Q3 2025
Q3 2026 reported diluted EPS of $2.78 vs. $2.16 a year earlier; adjusted diluted EPS of $3.00 vs. $2.60
Full-year 2026 reported diluted EPS now expected at $10.21 to $10.31, up from $9.97 to $10.17
Full-year 2026 net revenues now expected at $12.065 billion to $12.105 billion, up from $11.95 billion to $12.05 billion; the company will hold its 2027 Investor Day on March 25, 2027
Briefs are written by AI from the filing text and can contain mistakes — open the filing before acting on anything. Impact (1-5) and tone are the AI's reading of the filing for shareholders, not a price forecast. Not investment advice.
From Quest Diagnostics's 10-Q and 10-K filings (SEC XBRL). YoY compares each quarter with the same quarter a year earlier; it is blank when the year-ago figure is missing or negative.
Annual results
Fiscal year
Revenue
Growth
EPS (diluted)
Growth
Net margin
FY2025
$11.04B
+11.8%
$8.75
+13.8%
9.0%
FY2024
$9.87B
+6.7%
$7.69
+2.7%
8.8%
FY2023
$9.25B
-6.4%
$7.49
-6.0%
9.2%
FY2022
$9.88B
-8.4%
$7.97
-48.7%
9.6%
FY2021
$10.79B
+14.3%
$15.55
+48.5%
18.5%
Frequently asked questions
When is Quest Diagnostics's next earnings date?
Quest Diagnostics has not announced a report date within the next three weeks. US companies usually report three to six weeks after each quarter ends; this page updates as soon as the date is on the calendar.
What did Quest Diagnostics earn last quarter?
For the quarter ended Sep 2026, Quest Diagnostics reported diluted EPS of $2.78 (+28.7% year over year) on revenue of $3.10B (+10.0%).
Where do these numbers come from?
Reported revenue, net income and EPS come from the company's own 10-Q and 10-K filings with the SEC (XBRL data). The report date and consensus estimate come from the Nasdaq earnings calendar.
Not investment advice. Figures can be restated by the company in later filings.