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QUEST DIAGNOSTICS INC
DGX - Company ID 0001022079
Market cap$26.17 B
Rank#516
Filings2,372
Market capitalization of QUEST DIAGNOSTICS INC
As of 2026-09-08, QUEST DIAGNOSTICS INC (DGX) has a market capitalization of $26.17 B, making it the #516 most valuable US-listed company.
Recent market cap readings
| Date | Market cap |
|---|---|
| 2026-09-08 | $26.17 B |
| 2026-09-07 | $26.17 B |
| 2026-09-06 | $26.17 B |
| 2026-09-05 | $26.17 B |
| 2026-09-04 | $26.20 B |
| 2026-09-03 | $26.42 B |
| 2026-09-02 | $26.61 B |
| 2026-09-01 | $26.07 B |
| 2026-08-31 | $26.61 B |
| 2026-08-30 | $26.79 B |
| 2026-08-29 | $26.79 B |
| 2026-08-28 | $26.83 B |
Market Cap of similar companies
Frequently asked questions
What is QUEST DIAGNOSTICS INC's market cap?
As of 2026-09-08, QUEST DIAGNOSTICS INC (DGX) has a market capitalization of $26.17 B, making it the #516 most valuable US-listed company.
Where does QUEST DIAGNOSTICS INC rank by market cap?
QUEST DIAGNOSTICS INC is the #516 largest US-listed company by market capitalization.
Data parsed from SEC EDGAR XBRL filings. See the full market cap rankings.