Skip to main content

QUEST DIAGNOSTICS INC

For the period ended Mar 31, 2026. Filed Apr 22, 2026.

View on SEC.gov

About this filing

A company's report for each of its first three quarters. The financial statements are not audited. It shows how the business has moved since the last annual report, and what management says changed.

Mar 31, 2026 · Filed Apr 22, 2026

DGX$255.63+0.3%Stored close · as of Nov 6, 2026

What changed in Risk Factors?

Read the current filing

Previous report: 10-Q

Period ended 2025-09-30; filed 2025-10-21.

0001022079-25-000218

Item 1A. Risk Factors

Current report: 10-Q

Period ended 2026-03-31; filed 2026-04-22.

0001022079-26-000043

Item 1A. Risk Factors

The baseline is this issuer’s latest earlier reporting period of the same form that was filed before the current report. A previous 10-Q is a different quarter, not a year-over-year comparison. Amendments are excluded.

Compared 3 previous paragraphs and 3 current paragraphs.

1 unchanged; 2 reworded; 0 added; 0 removed; 0 previous and 0 current paragraphs rearranged.

Tables are not compared: 1 previous and 1 current tables excluded. Dates, whitespace, punctuation and numbering changes are ignored; changes to financial figures remain significant.

A changed paragraph is not evidence that risk increased or decreased. An unchanged paragraph does not establish that risk stayed the same.

Reworded paragraphs (2)

Previous wording

The table below sets forth the information with respect to purchases made by or on behalf of the Company of its common stock during the third quarter of 2025.

Current wording

The table below sets forth the information with respect to purchases made by or on behalf of the Company of its common stock during the first quarter of 2026.

Previous wording

(A)Since the share repurchase program’s inception in May 2003, our Board of Directors has authorized $13 billion of share repurchases of our common stock through September 30, 2025. The share repurchase authorization has no set expiration or termination date.

Current wording

(A)In February 2026, our Board of Directors increased the size of our share repurchase program by $1 billion. Since the share repurchase program’s inception in May 2003, our Board of Directors has authorized $14 billion of share repurchases of our common stock through March 31, 2026. The share repurchase authorization has no set expiration or termination date.