About Quest Diagnostics Incorporated (DGX)
Quest Diagnostics Incorporated is a Diagnostics & Research company operating in the Healthcare sector. The company is headquartered in Secaucus, United States. DGX has been publicly traded since 1996, giving it 30+ years of trading history.
Quest Diagnostics Incorporated (DGX) has been publicly traded since 1996, making it a 30-year-old public company. It operates in the Diagnostics & Research industry within the Healthcare sector. The company is headquartered in Secaucus, United States and employs approximately 46,000 people. With a market capitalization of $22 billion, DGX is a large established company.
DGX trades on the US stock exchanges (NYSE/NASDAQ) and is classified as a large-cap-cap stock with a market capitalization of approximately $22 billion. The company employs approximately 46,000 people worldwide.
Key Statistics
- Current Price
- $199.70
- Market Cap
- $22.22B
- 52-Week High
- $213.50
- 52-Week Low
- $157.20
- Sector
- Healthcare
- Industry
- Diagnostics & Research
DGX Investment Performance
DGX has gained 15.6% year-to-date in 2026. Over the past 5 years, a $1,000 investment in DGX would have grown to $1,838, representing a 83.8% total return. Since its IPO in 1996, a $1,000 investment would now be worth $80,151.
$1,000 Invested in Quest Diagnostics Incorporated (DGX)
How much would $1,000 invested in DGX be worth today?
What would $1,000 invested in DGX 1 year ago be worth today?
A $1,000 investment in Quest Diagnostics Incorporated (DGX) in 2025 would be worth $1,205 as of May 2026, representing a +20.5% total return.
What would $1,000 invested in DGX 3 years ago be worth today?
A $1,000 investment in Quest Diagnostics Incorporated (DGX) in 2023 would be worth $1,573 as of May 2026, representing a +57.3% total return.
What would $1,000 invested in DGX 5 years ago be worth today?
A $1,000 investment in Quest Diagnostics Incorporated (DGX) in 2021 would be worth $1,838 as of May 2026, representing a +83.8% total return.
What would $1,000 invested in DGX 10 years ago be worth today?
A $1,000 investment in Quest Diagnostics Incorporated (DGX) in 2016 would be worth $3,503 as of May 2026, representing a +250.3% total return.
What would $1,000 invested in DGX at IPO be worth today?
A $1,000 investment in Quest Diagnostics Incorporated (DGX) at IPO would be worth $80,151 as of May 2026, representing a +7915.1% total return.
Monthly Returns Heatmap
Over the past 29+ years (351 months), Quest Diagnostics Incorporated (DGX) has averaged a monthly return of +1.58% with a median return of +0.92%. The stock had 206 positive months (59%) and 145 negative months (41%). The best month in DGX's history was April 2000 with a +46.4% return, while the worst was July 2002 at -29.8%. Historically, April tends to be the strongest month (averaging +7.4%), and July the weakest (-0.7%).
DGX's longest winning streak was 11 consecutive months of gains, while its longest losing streak was 5 consecutive months of losses. The best full year was 2000 with a cumulative return of +178.5%, and the worst was 2002 at -13.8%.
Annual Returns
Over 30 years of trading history, Quest Diagnostics Incorporated (DGX) has delivered an average annual return of +23.33% with a median return of +8.82%. The compound annual growth rate (CAGR) is +15.44%. The stock posted gains in 23 years (77%) and losses in 7 years (23%).
DGX's best year was 2000 with a +364.62% gain, while the worst was 2002 at -20.65%. The longest streak of consecutive positive years was 5, and the longest losing streak was 2 years. DGX achieved double-digit gains (10%+) in 14 years. It suffered double-digit losses in 3 years.
| Year | Return | Start | End |
|---|---|---|---|
| 2026 | +15.61% | $172.74 | $199.70 |
| 2025 | +17.20% | $147.39 | $172.74 |
| 2024 | +11.77% | $131.87 | $147.39 |
| 2023 | -10.05% | $146.60 | $131.87 |
| 2022 | -7.80% | $159.00 | $146.60 |
| 2021 | +47.86% | $107.53 | $159.00 |
| 2020 | +14.11% | $94.24 | $107.53 |
| 2019 | +31.13% | $71.87 | $94.24 |
| 2018 | -13.84% | $83.41 | $71.87 |
| 2017 | +9.16% | $76.42 | $83.41 |
| 2016 | +31.90% | $57.93 | $76.42 |
| 2015 | +8.37% | $53.46 | $57.93 |
| 2014 | +28.05% | $41.75 | $53.46 |
| 2013 | -6.24% | $44.52 | $41.75 |
| 2012 | +1.50% | $43.86 | $44.52 |
| 2011 | +8.37% | $40.47 | $43.86 |
| 2010 | -9.95% | $44.95 | $40.47 |
| 2009 | +17.24% | $38.34 | $44.95 |
| 2008 | -1.08% | $38.76 | $38.34 |
| 2007 | +0.58% | $38.54 | $38.76 |
| 2006 | +3.67% | $37.17 | $38.54 |
| 2005 | +8.49% | $34.26 | $37.17 |
| 2004 | +31.66% | $26.02 | $34.26 |
| 2003 | +28.49% | $20.25 | $26.02 |
| 2002 | -20.65% | $25.52 | $20.25 |
| 2001 | +1.00% | $25.27 | $25.52 |
| 2000 | +364.62% | $5.44 | $25.27 |
| 1999 | +71.58% | $3.17 | $5.44 |
| 1998 | +5.56% | $3.00 | $3.17 |
| 1997 | +11.57% | $2.69 | $3.00 |
DGX Investment Analysis: Valuation, Risk & Dividends
Key factors to consider when evaluating Quest Diagnostics Incorporated as an investment
Valuation
DGX currently trades at a trailing P/E ratio of 22.8, which is considered moderate relative to the broader market. The forward P/E of 17.4 suggests analysts expect earnings to be lower in the coming year. The price-to-book ratio stands at 3.1. The price-to-sales ratio is 2.0.
Dividends
Quest Diagnostics Incorporated pays a dividend to shareholders with a current yield of 1.72%. This translates to $3.44 per share annually. The payout ratio of 36% indicates sustainable dividend coverage.
Risk & Volatility
DGX has a beta of 0.63, indicating it is less volatile than the overall market. The stock's 52-week range is $157.20 to $213.50, and it currently trades in the upper half of its 52-week range.
Analyst Ratings
Based on 16 analyst opinions, DGX has a consensus "buy" rating. The average price target of $218.50 suggests 9.4% upside from current levels.
Frequently Asked Questions: DGX
What sector is DGX in? ▼
DGX operates in the Healthcare sector, specifically in the Diagnostics & Research industry. This sector includes pharmaceutical companies, biotechnology firms, medical device manufacturers, and healthcare providers.
How has DGX performed historically? ▼
Over 30 years of trading history, DGX has posted gains in 23 years (77% of the time). The best year was 2000 with a +364.6% return. Past performance does not guarantee future results.
How can I invest in DGX? ▼
You can invest in DGX through any brokerage account that offers access to US stock exchanges. Popular options include commission-free brokers like Fidelity, Charles Schwab, or Robinhood (US), or international brokers like Interactive Brokers. You can buy individual shares or invest through ETFs that hold DGX.
Does DGX pay dividends? ▼
Quest Diagnostics Incorporated pays a dividend to shareholders with a current yield of 1.72%. This translates to $3.44 per share annually. The payout ratio of 36% indicates sustainable dividend coverage.
What does Quest Diagnostics Incorporated do? ▼
Quest Diagnostics Incorporated is a Diagnostics & Research company operating in the Healthcare sector. The company is headquartered in Secaucus, United States.
What sector is DGX in? ▼
DGX operates in the Healthcare sector, specifically in the Diagnostics & Research industry.
When did DGX go public? ▼
Quest Diagnostics Incorporated went public in 1996, making it a 30-year-old public company as of 2026.
How much would $1,000 invested in DGX 5 years ago be worth today? ▼
A $1,000 investment in DGX five years ago would be worth approximately $1,838 today, representing a 83.8% return.
How much would $1,000 invested in DGX 10 years ago be worth today? ▼
A $1,000 investment in DGX ten years ago would be worth approximately $3,503 today, representing a 250.3% total return over the decade.
What is DGX's 3-year return? ▼
Over the past 3 years, DGX has returned 57.3%. A $1,000 investment would have grown to $1,573.
How much would $1,000 invested in DGX at IPO be worth today? ▼
If you invested $1,000 in DGX at its IPO in 1996, it would be worth approximately $80,151 today, a 7,915.1% return over 30 years.
Does DGX pay dividends? ▼
Yes, Quest Diagnostics Incorporated pays a dividend with a current yield of 1.72%, which is $3.44 per share annually.
What is DGX's market cap? ▼
Quest Diagnostics Incorporated has a market capitalization of $22 billion, classifying it as a large-cap company.
What is DGX's P/E ratio? ▼
DGX has a trailing P/E ratio of 22.8 and a forward P/E of 17.4, which measures how much investors are paying per dollar of earnings.
Is DGX a buy, hold, or sell? ▼
Based on 16 opinions, DGX has a consensus "buy" rating. The average price target is $218.5.
Last updated: 3/14/2026