CareDx

CDNA on Nasdaq. CareDx sells transplant tests and products to doctors and transplant patients. Market value $3.6bn.

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Price checks use the past 12 months to June 2026. Some use the latest annual report instead, as marked. Quality checks use five annual reports, the latest for the year to December 2025.

We can't read total debt from the filing, so debt is left out.

Cash flow or capital spending isn't reported, so free cash flow is unknown.

Should I look at this?

Not a fit for our list right now

See Health care stocks that passed both tests

This is not advice. Check the numbers below.

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Cash yield
annual report to December 2025
n/a

We could not compute this from the filings.

Price to profit
past 12 months to June 2026
n/a

The filings do not give us enough to work this out.

Return on capital
five annual reports to December 2025
n/a

The filings do not give us enough to work this out.

Quality score: not known. Price score: not known. Our list needs 70 on quality and 60 on price.

$69.85 a share, 401% above its 1-year low

Over the past year the price has ranged from $13.95 to $70.75.

Pays no dividend

Prices from Monday’s close (5 October).

Five years of cash, in billions

n/a
n/a
n/a
n/a
n/a
20212022202320242025
Revenue
$296m$322m$280m$334m$380m
Operating margin
-10.0%-24.0%-72.5%12.2%-8.1%
Debt to equity
n/an/an/an/an/a
Shares outstanding
0.05bn0.05bn0.05bn0.05bn0.05bn

Health checks

  • Free cash flow positiveNot enough data
  • Accounting looks honest (Beneish)Not enough data
  • Financial strength (Piotroski)4 of 7 checks we could run
  • Profit backed by cash (accruals)No
  • DebtUnknown
  • Revenue growth, five yearsStrong, 14.6% a year
  • Buying back its own sharesYes, 3% fewer since 2021

The quarter to June 2026

How the business did, compared with the same quarter a year earlier.

  • Sales: $132 million last quarter, up 52% on a year ago.
  • Profit: $111 million, after a loss of $9 million a year ago.
  • It keeps 24 cents of each $1 of sales as operating profit, up from 14 cents a year earlier.
  • 2% fewer shares than a year ago. Each share owns a bit more of the company.
  • Sales grew on a year ago in each of the last 4 quarters.
Sales by quarter
Sales by quarter
Quarter toAmount
September 2024$83m
December 2024$87m
March 2025$85m
June 2025$87m
September 2025$100m
December 2025$108m
March 2026$118m
June 2026$132m
Profit by quarter
Profit by quarter
Quarter toAmount
September 2024-$11m
December 2024$88m
March 2025-$10m
June 2025-$9m
September 2025$2m
December 2025-$4m
March 2026$3m
June 2026$111m

From the company's quarterly reports to the SEC.

Dates

Next results (estimated)
n/a
Last annual report (10-K)
25 February 2026
Next quarterly (estimated, 10-Q)
29 October 2026

Who owns it

4 long-term investors we follow own it, unchanged from 4 last quarter. 227 funds in all.

Jun '25
Dec '25
Jun '26
Largest holders overall

From 13F filings for the quarter ended 30 June 2026.

Big holders and activists

3 investors own more than 5%.

  • BlackRock, Inc.
    Passive investor
    9.0%+1.0 pts
    Since 30 June 2026
  • Neil Gagnon
    Passive investor
    at least 4.4%−1.5 pts
    (filed with 2 related holders)
    Since 31 July 2026
  • Baron Capital Group, Inc.
    Passive investor
    at least 3.8%−2.2 pts
    (filed with 3 related holders)
    Since 30 June 2026
  • STATE STREET CORPORATION
    Passive investor
    Sold down below 5%
    Since 30 June 2026
  • Sold down below 5%
    Since 31 December 2024
  • The Vanguard Group
    Passive investor
    Sold down below 5%
    Since 13 March 2026

From Schedule 13D and 13G filings: anyone owning more than 5% must file one.

What insiders did

No insider bought shares on the open market in the last 12 months. 7 sold $13m, $10m of it under preset trading plans.

  • Novack Jeffrey Adam
    Secretary and General Counsel
    Sold
    under a preset trading plan
    Date
    5 August 2026
    Shares
    2,688
    Price
    $46.26
    Value
    $124,349
  • Bickerstaff George
    Director
    Sold
    Date
    5 August 2026
    Shares
    20,000
    Price
    $46.28
    Value
    $925,700
  • Goldberg Michael
    Director
    Sold
    Date
    4 August 2026
    Shares
    44,700
    Price
    $47.06
    Value
    $2m
  • COURNOYER CHRISTINE
    Director
    Sold
    under a preset trading plan
    Date
    4 August 2026
    Shares
    16,000
    Price
    $46.94
    Value
    $750,973
  • Valantine Hannah
    Director
    Sold
    under a preset trading plan
    Date
    16 July 2026
    Shares
    28,779
    Price
    $36.15
    Value
    $1m
  • Hanna John Walter JR
    President and CEO, Director
    Sold
    under a preset trading plan
    Date
    16 July 2026
    Shares
    118,000
    Price
    $37.79
    Value
    $4m
  • Hanna John Walter JR
    President and CEO, Director
    Sold
    under a preset trading plan
    Date
    29 June 2026
    Shares
    39,900
    Price
    $29.24
    Value
    $1m
  • Hanna John Walter JR
    President and CEO, Director
    Sold
    under a preset trading plan
    Date
    26 June 2026
    Shares
    100
    Price
    $29.00
    Value
    $2,900
  • Hanna John Walter JR
    President and CEO, Director
    Sold
    under a preset trading plan
    Date
    15 June 2026
    Shares
    17,683
    Price
    $24.03
    Value
    $424,922
  • Valantine Hannah
    Director
    Sold
    under a preset trading plan
    Date
    15 June 2026
    Shares
    12,103
    Price
    $23.11
    Value
    $279,700

From Form 4 filings: insiders must report trades in their own company's shares within two days.

Warning signs in its filings

Problems the company itself reported to the SEC, in its own words.

None of the warning signs we check for were found.

We look for five warning signs: doubt it can keep going, weak checks on its own accounts, a notice that its past accounts can't be relied on, a change of auditor, and one customer bringing in a big share of sales. We don't check lawsuits, investigations or debt yet.

We checked the auditor's report, internal controls, restatement notices, auditor changes and big customers in the 10-K filed 25 Feb 2026, plus the 10-Q filed 30 Jul 2026 and 5 later 8-Ks.

A 10-K is the yearly report every US company files with the SEC. An 8-K is a short notice of a big event.

What could go wrong

Cheap for a reason is the question the numbers cannot answer.

Whether the price already reflects the risks is what the deep dive is for.

The deep dive

Everything above is arithmetic on public filings. The deep dive reads the last ten years of annual reports, the proxy statements, and the earnings calls, then argues the case the way Buffett, Klarman, and Hohn would, and checks every claim against the source.

  • What the business is worth, as a range, and the margin of safety at today’s price
  • Prices to start buying, buy, and buy hard
  • The three things that would make this a mistake
  • Every number footnoted to the filing it came from
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What a finished deep dive looks like

Not advice. Numbers on this page come from SEC filings and are updated each night; prices are updated again after the US market closes. The five-year figures are rounded.