DGX — Quest Diagnostics Inc.

NYSE · Healthcare services (diagnostic labs) · 14 juin 2026
$203.06 +2.9% vs EMA20 Momentum Score 91 A+ Defensive Compounder
$22.5B
Market Cap
898.8K
Avg Volume
18.5x
Fwd P/E
0.59
Beta
$164.65 – $213.50
52W Range
1.69%
Div Yield
14.3%
ROE
DGX Chart
Click to enlarge

Verdict Express

A+ Bullish High confidence

Quest Diagnostics is the volume-driven leader of the US clinical-lab market, compounding revenue ~11% on rising testing volumes and a relentless acquisition cadence. Four straight earnings beats, a freshly raised FY26 EPS guide ($10.63–$10.83), low-0.6 beta and an undemanding ~18.5x forward PE make this the rare defensive name that is also breaking out. Price sits just below its 52-week high, riding clean above all three EMAs StockAnalysis· live.

Why Buy

  • 4 consecutive EPS beats — most recent Q1'26 $2.50 vs $2.37 est
  • Revenue compounding ~11% YoY on testing volume + bolt-on M&A
  • Raised FY26 adj-EPS guide to $10.63–$10.83 — live forward catalyst
  • Defensive 0.59 beta with full EMA stack alignment near ATH
  • 1.69% dividend + buybacks (shares 127M → ~112M) add total return

Why Avoid

  • Reimbursement / PAMA pricing pressure caps long-run margins
  • M&A-heavy growth algorithm carries integration risk
  • Net debt ~$6.0B (Net Debt/EBITDA 2.6x) — leveraged balance sheet

Business Overview

Quest Diagnostics is one of the two national leaders of US clinical laboratory testing, processing billions of tests a year across routine bloodwork, advanced diagnostics, cancer genomics, and wellness panels. The model is fundamentally volume-driven: more requisitions flow through a fixed lab network, and incremental volume drops to the bottom line at high marginal economics. Revenue compounds through a dual engine — organic testing-volume growth plus a steady cadence of bolt-on hospital-lab and regional-lab acquisitions Quest IR· 2026.

The growth frontier is advanced diagnostics: in 2026 Quest deepened its oncology footprint with a multi-year clinical alliance built around its Haystack MRD circulating-tumor-DNA (ctDNA) test for minimal-residual-disease monitoring — positioning the company in the fast-growing liquid-biopsy market rather than just commodity bloodwork Yahoo Finance· 2026. The moat is scale (lowest cost per test), a national patient-service-center and phlebotomy footprint, and entrenched payer/health-system contracts — a structurally defensive business that grows steadily through cycles.

Fundamentals

MetricValueSignal
Revenue (TTM)$11.28B+11.0% YoY
EBITDA (TTM)$2.33B20.7% margin
Net Income (TTM)$1.08BProfitable
Gross Margin33.2%Stable
Operating Margin14.3%Healthy
Net Margin9.5%Solid
ROE14.3%Quality
EPS (TTM)$9.05Growing
Cash$0.39B
Total Debt$6.41BNet Debt/EBITDA 2.6x
Fwd P/E18.5xReasonable
Analyst Target$223.44+10% upside · Buy

Reading the Numbers

This is a high-quality defensive compounder, not a hyper-grower. Double-digit revenue growth (~11%) with a 14.3% ROE and ~21% EBITDA margins is exactly the profile that earns a market-multiple. At ~18.5x forward EPS against the raised $10.63–$10.83 guide, the valuation is undemanding — nowhere near nosebleed territory — and analysts still see ~10% upside to a $223 average target. The one honest caveat is leverage: net debt of ~$6.0B (2.6x EBITDA) is manageable for a stable cash generator but is a real line item, which is precisely why the April 2026 note offering was a refinancing, not new dilution.

Capital Structure & Dilution Check

CLEAN
Dilution

Dilution Risk: Low

No active equity ATM, no toxic convertibles, no stock-funded M&A, no aggressive boutique underwriters. The share count is shrinking, not growing.

Buybacks 127M → 112M Debt refi, not equity Bulge-bracket underwriters

The only recent SEC capital-markets event is the April 2026 424B2: a $500M offering of 5.000% senior NOTES due 2036 — pure debt, used to repay the $500M 3.45% notes maturing June 2026. This is balance-sheet refinancing, not equity issuance, and the underwriters were Goldman Sachs, J.P. Morgan and Mizuho — bulge-bracket banks, not the toxic-financing boutiques (Wainwright, Maxim, Dawson James) that signal death-spiral dilution PR Newswire· apr 2026. Diluted shares have fallen from ~127M to ~112.5M over recent years on consistent buybacks StockAnalysis Balance Sheet· jun 2026. SEC EDGAR (CIK 0001022079) shows no active equity shelf draw, no PIPE, no warrant overhang SEC EDGAR· jun 2026.

Technical Analysis

RSI (14)62.1
Price$203.06
EMA 20$197.39
EMA 50$195.60
EMA 200$190.38
ATR (14)$4.58
Ext. vs EMA20+2.9%
Above EMA200 Above EMA50 Full EMA Stack RSI Healthy

Technical Setup

Textbook bullish structure. Price ($203.06) > EMA20 ($197.39) > EMA50 ($195.60) > EMA200 ($190.38) — a clean, ordered stack with no overhead resistance until the 52-week high at $213.50. RSI 62.1 sits in the healthy-momentum zone, not yet overbought. At only +2.9% above the EMA20 the stock is not over-extended, so a buy-limit just under spot offers a low-risk entry into an established uptrend. The tight ATR of $4.58 (~2.3%) keeps risk well-defined for a stop below the EMA50 cluster Finviz· live.

Risk Analysis

4/10
Risk

Risk Profile: Moderate-Low

A defensive, recession-resistant cash generator with a low 0.59 beta. The principal risks are structural-industry (reimbursement) and balance-sheet (leverage), not existential.

PAMA / reimbursement M&A integration Net debt 2.6x EBITDA

Reimbursement / PAMA Pricing

Medium
  • Medicare PAMA cuts and payer pressure compress per-test pricing
  • Volume growth must continually outrun price erosion
Probability
Impact
Scale + automation give Quest the lowest cost base to absorb price cuts and keep beating estimates

M&A Integration Risk

Medium
  • Growth algorithm leans on a steady stream of lab acquisitions
  • Mis-priced or poorly integrated deals could dilute returns
Probability
Impact
Long bolt-on track record and accretive deal discipline mitigate, but cadence must stay disciplined

Balance-Sheet Leverage

Low
  • Net debt ~$6.0B, Net Debt/EBITDA 2.6x, D/E 0.74
  • $500M notes mature Jun 2026 — already refinanced to 2036
Probability
Impact
Stable, predictable cash flows comfortably service 2.6x leverage; refi was proactive, not distressed

Extension / Entry Timing

Low
  • Price only ~5% below 52W high ($213.50)
  • RSI 62 leaves headroom but a hot tape can pull back to EMA20
Probability
Impact
Buy-limit at $201.69 (-0.7%) and a stop below the EMA cluster keep the entry disciplined

Why the Risk Score is Moderate-Low

DGX is a recession-resistant essential-services business: people get blood tested in good times and bad, which is why beta sits at 0.59. There is no dilution risk, no cash-burn risk, no going-concern question. The two genuine watch-items — Medicare/PAMA reimbursement pressure and the M&A-driven growth algorithm — are industry-structural and well-understood, not company-specific red flags. Leverage at 2.6x EBITDA is normal for a stable cash compounder. This is about as low-drama as an A+ momentum setup gets.

Trade Idea

Entry Zone
$201.69
Buy-limit, -0.7% vs spot
Stop Loss
$193.90
-3.9% · below EMA50, ~1.7 ATR
Target 1
$217.27
+7.7% · 52W-high breakout
Target 2
$226.62
+12.4% · above analyst target
Risk/Reward
2.0 / 3.2
TP1 / TP2 · swing horizon

Thesis

Buy a high-quality defensive compounder while it is breaking out, not when it is over-extended. DGX trades at ~18.5x forward earnings against a freshly raised FY26 guide ($10.63–$10.83), has beaten estimates four quarters running, and sits in a clean EMA stack just below its 52-week high. A buy-limit at $201.69 (just under spot) with a stop below the EMA50 cluster gives a 2.0R move to a 52-week-high breakout (TP1) and 3.2R to a new-high extension above the $223 analyst target (TP2). R/R = (217.27 − 201.69) / (201.69 − 193.90) = 2.0 at TP1.

Catalysts

  • Q1'26 EPS $2.50 vs $2.37 est (+5.5%) — most recent beat MarketBeat
  • Q4'25 $2.42 vs $2.35 · Q3'25 $2.60 vs $2.51 · Q2'25 $2.62 vs $2.57 — 4/4 beats
  • Raised FY26 adj-EPS guidance to $10.63–$10.83 (above $10.62 consensus)
  • Q2'26 report due ~July 28 — next live test of the volume + M&A algorithm
  • Haystack MRD ctDNA oncology alliance expands the advanced-diagnostics mix

Invalidation

  • Daily close below the stop ($193.90) — breaks the EMA50 structure
  • A material adverse Medicare/PAMA reimbursement ruling
  • A guidance cut or first earnings miss on the July report

Disclaimer

This analysis is provided for informational and educational purposes only. It does not constitute financial advice, investment recommendation, or solicitation to buy or sell any security.

Past performance is not indicative of future results. All investments involve risk, including the possible loss of principal. Always conduct your own research and consult a licensed financial advisor before making investment decisions.

Data sourced from DailyTickers Gateway, Yahoo Finance, StockAnalysis.com, MarketBeat, and SEC EDGAR. Accuracy is not guaranteed.

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