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Research & education only — not financial advice.TENK is not a registered investment adviser; calls are impersonal, generated from SEC filings and a delayed/third-party price feed, and may be wrong or out of date. The operator and an affiliated trading operation may hold or trade the securities TENK rates — see Disclosures. Do your own research.

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TTENK/calls
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Home›Stocks›DGX
DGX logo

DGX

QUEST DIAGNOSTICS INC

Next earnings Jul 20, 2026 (before open) · consensus $2.86 EPS, $3.00B rev

Last earnings +4.4% on 2026-04-21

Hold
$215.72
▲ +1.45%
$215.72▲ +23.49%
over 1Y
L $164.22H $215.72
Earnings Dividend Split Congress buy Congress sellGrouped by date · hover a pin to expand
Today+1.4%
1W+4.6%
1M+11.7%
3M+9.4%
YTD+25.2%
1Y+23.5%
OverviewFinancialsValuationQualityTimelineFilings
Rating
Hold
Quality
B+
Valuation
Fair value
Filings
Watch
Hold
Conviction
Horizon
Medium (3–12mo)
12-mo target
$•••
Street · 24 analysts
Buy

Quest's lab volume engine is firing again — record FY2025 revenue and cash flow — but at 22x earnings the easy money is priced in.

Revenue $11.0B · FY2025

The read

Fundamentals and price both look middling — no strong edge either way.

Quest Diagnostics delivered its best year in the visible history, with FY2025 revenue of $11.0B up 11.8% and net income of $992M up 13.9%, reversing the post-pandemic slide that took revenue from $10.8B in FY2021 down to $9.25B in FY2023. The recovery is broad-based and acquisition-fueled: the DIS (diagnostic information services) segment, which is 97.7% of revenue, grew 12.2% to $10,785M per the MD&A, while operating income expanded 15.6% to $1.56B as operating margin ticked up to 14.1% from 13.6%. Operating cash flow surged 41.4% to $1.89B, comfortably funding $527M of capex, a $450M ramp in buybacks and $353M of dividends.

The balance sheet is steady rather than pristine. Long-term debt fell 8.0% to $5.17B and current debt dropped to $504M, but cash is thin at $420M (down 23.5%) and interest expense climbed 31.5% to $264M as the company leaned on acquisitions for growth. Returns are decent at 13.8% ROE, and management's own MD&A flags that reported EPS was depressed by $1.10 of one-time items (amortization, restructuring/integration charges, asset impairments), implying underlying earnings power is somewhat better than the headline $8.75.

Is DGX a buy? The one-page verdict, explained →

The options angle

model · matches our verdict
Covered call~60d expiry
  • Long 100 shares @ ~215.72
  • Short call 225 @ ~4.46 est
debit $21,126max +$1,374max −$21,125BE 211.26

HOLD means own it, don't chase it — harvesting premium against the position matches the verdict.

Open in the calculator →

Educational template, not a trade recommendation. Strikes and premiums are Black-Scholes model estimates from the last close and 30-day realized volatility — real chains, spreads and IV will differ. Options involve substantial risk.

Financials · annual, by fiscal year

Line itemFY21FY22FY23FY24FY25
Revenue$10.8B$9.88B$9.25B$9.87B$11.0B
Gross profit—————
Operating income$2.38B$1.43B$1.26B$1.35B$1.56B
Net income$2.00B$946M$854M$871M$992M
Diluted EPS$15.55$7.97$7.49$7.69$8.75
Net margin18.5%9.6%9.2%8.8%9.0%

10-year statements — income, cash flow, balance sheet & CSV export →

Annual figures from SEC 10-K XBRL filings. Open the filing links below for full statement detail.

Key statistics

Valuation

Enterprise value$29.1B
EV / EBITDA13.7
EV / Sales2.6
EV / FCF21.4
P / FCF17.6
PEG (trailing)1.77
Earnings yield4.2%
FCF yield5.7%

Quality & risk

ROIC (est.)9.6%
Free cash flow$1.36B
Total debt$5.67B
Net cash-$5.25B
Piotroski F-Score8/9

Capital returns

Buyback yield1.9%
Dividend yield (est.)1.5%
Shareholder yield3.4%
Shares Δ YoY-1.0%

Computed from SEC XBRL annual figures + the current quote. EV and ROIC use long-term + current debt where filed; estimates, not investment advice.

Disclosure timeline

SEC · 8-Ks + reports
Some governance/structural items recently, but no outright red flags.
  1. 8-K Shareholder vote2026-05-21
  2. 8-K Material agreement2026-05-08
  3. 8-K Other event2026-05-01
  4. 10-Q Quarterly report2026-04-22
  5. 8-K Earnings results2026-04-21
  6. DEF 14A Proxy statement2026-04-06
  7. 8-K Officer / director change2026-03-12
  8. 10-K Annual report2026-02-26
  9. 8-K Earnings results2026-02-10

Recent filings

all on EDGAR ↗
4Period ending 2026-07-012026-07-02open ↗11-KPeriod ending 2025-12-312026-06-18open ↗4Period ending 2026-06-042026-06-08open ↗144Filing2026-06-04open ↗4Period ending 2026-06-012026-06-02open ↗144Filing2026-06-01open ↗4Period ending 2026-05-202026-05-21open ↗4Period ending 2026-05-202026-05-21open ↗4Period ending 2026-05-202026-05-21open ↗4Period ending 2026-05-202026-05-21open ↗4Period ending 2026-05-202026-05-21open ↗4Period ending 2026-05-202026-05-21open ↗

Quality score

B+
ValueGrowthProfitHealthMom.
ValueB-
GrowthB+
ProfitabilityB
Financial healthA-
MomentumA+
  • ✓Revenue growing year-over-year
  • ✓Profitable (positive net income)
  • ✗Net margin above 10%
  • ✗Return on equity above 15%
  • ✓P/E below 25

Fair value est.

$242.85

Fairly valued +13% vs price

cheapfair valueexpensive

Modified Graham: EPS $8.75 × (8.5 + 1.5 × 12.8% growth) × 1.00 quality = 27.8× multiple. An estimate, not a price target.

164.2252-week216.02
Revenue
$11.0B
+11.8% YoY
Net margin
9.0%
ROE
13.8%
P/E
24.7

SEC fundamentals · FY 2025

'21'22'23'24'25

■ revenue · ■ net income, by fiscal year

Revenue$11.0B+11.8%
Net income$992M+13.9%
Gross profit$3.63B+35.1%
Operating income$1.56B+15.6%
Diluted EPS$8.75+13.8%
Cash & equivalents$420M-23.5%
Total assets$16.2B+0.4%
Stockholders' equity$7.17B+5.8%
Gross: 32.9%Op.: 14.1%

Frequently asked

Is QUEST DIAGNOSTICS INC (DGX) a buy?
DGX currently carries a Hold rating with 3/5 conviction, derived from its latest SEC filings. Quest's lab volume engine is firing again — record FY2025 revenue and cash flow — but at 22x earnings the easy money is priced in.
What is DGX's fair value?
A Modified-Graham model based on DGX's SEC fundamentals estimates a fair value of about $242.85. It is an estimate from reported earnings, not a price target.
Is DGX overvalued or undervalued?
Against a Modified-Graham fair-value estimate, DGX currently appears fairly valued relative to its SEC-grounded earnings power.
What is QUEST DIAGNOSTICS INC's quality score?
DGX scores 76.95646016003113/100 (grade B+) on a SEC-grounded quality model spanning value, growth, profitability, financial health and momentum.

Sources: SEC EDGAR (CIK 0001022079, latest 10-Q filed 2026-04-22) · EODHD · Proprietary analysis · as of 6/21/2026, 8:41:25 PM.

›About this recommendation — produced by TENK/calls (tenkcalls.com), Luxembourg · not investment advice

AI-generated analysis, produced by our proprietary engine from SEC filing data.

Investment recommendation produced by TENK/calls (tenkcalls.com), Luxembourg. Completed Jun 21, 2026, 4:41 PM ET. Ratings & methodology: definitions · All recommendations to date: track record · Conflicts: disclosures. Not investment advice.

Research and education only — not financial advice. TENKis not a registered investment adviser or broker-dealer and gives no personalized advice. Every call is impersonal — identical for all users, generated on a schedule from SEC filings plus a delayed/third-party price feed — may be wrong or out of date, and is not a recommendation to buy or sell any security. The operator and an affiliated trading operation may hold or trade the securities TENK rates; see Disclosures. Past performance does not guarantee future results. Do your own research.

Insider activity

Form 4 · SEC

Last 90 days: 0 open-market buys · 2 sales

2026-06-04
KUPPUSAMY KARTHIK
SVP, Clinical Solutions
Exercise3.32K @ $127.73$424K
2026-06-04
KUPPUSAMY KARTHIK
SVP, Clinical Solutions
Exercise4.83K @ $121.81$588K
2026-06-04
KUPPUSAMY KARTHIK
SVP, Clinical Solutions
Sell8.15K @ $200.00$1.63M
2026-06-01
Davis J. E.
CEO and President
Sell10.0K @ $194.14$1.94M
2026-05-20
CARTER ROBERT B
Director
Award1.14K
2026-05-20
Gregg Vicky B
Director
Award1.14K
2026-05-20
Diaz Luis
Director
Award1.14K
2026-05-20
MAIN TIMOTHY L
Director
Award1.14K
2026-05-20
WENTWORTH TIMOTHY C
Director
Award1.14K

Dividends

Quarterly
Yield (TTM)
1.9%
Annual / share
$4.12
Last ex-date
2026-07-08
Last amount
$0.86
ex 2026-07-08paid 2026-07-22$0.86
ex 2026-04-06paid 2026-04-20$0.86
ex 2026-01-13paid 2026-01-28$0.80
ex 2025-10-03paid 2025-10-20$0.80
ex 2025-07-07paid 2025-07-21$0.80
ex 2025-04-07paid 2025-04-21$0.80

Source: EODHD. Yield = trailing-12-month dividends ÷ price.

Earnings history

beat/miss · move
2026-04-21Beat +5.5% est▲ +0.16%8-K ↗
2026-02-10Beat +1.5% est▲ +7.57%8-K ↗
2026-01-12Beat +1.5% est▲ +5.32%8-K ↗
2025-10-21Beat +2.8% est▼ -3.87%8-K ↗
2025-07-22Beat +0.9% est▲ +2.21%8-K ↗
2025-04-22—▲ +9.16%8-K ↗

Dates from 8-K (Item 2.02); beat/miss = reported EPS vs consensus (Finnhub, recent quarters); move = prior close → close on/after.

Congressional trades

all activity →

1 buy · 1 sell · 1 member · last 180d

+$0.00 net boughtlast trade 346d ago
$8.00K bought$8.00K sold
2026-01-13Julia LetlowBuy$1.00K–$15.0KPTR ↗
2026-01-13Julia LetlowSell$1.00K–$15.0KPTR ↗
2025-12-11Julie JohnsonSell$1.00K–$15.0KPTR ↗
2025-04-11Carol Devine MillerSell$1.00K–$15.0KPTR ↗
2024-05-04Earl BlumenauerSell$1.00K–$15.0KPTR ↗
2022-12-13Carol Devine MillerBuy$1.00K–$15.0KPTR ↗
2022-09-14Kathy ManningSell$1.00K–$15.0KPTR ↗
2022-09-02Carol Devine MillerBuy$15.0K–$50.0KPTR ↗
2022-08-10Kathy ManningBuy$1.00K–$15.0KPTR ↗

Self-reported periodic transaction reports (STOCK Act). Amounts are disclosed ranges; a trade may be a spouse's. Disclosures lag the trade by up to ~45 days. Source: House Clerk + Senate eFD.

Vs Health Care peers

compare →

148 tracked peers · median

TENK Score77 vs 63
Revenue growth11.8% vs 9.6%
Net margin9.0% vs 7.3%
Return on equity13.8% vs 9.7%
P/E24.7 vs 31.1
Peers
INCYEXELTGTXJNJSOLVUTHRAMGNMRK