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CDNA SCHEDULE 13G/A: SEC filing

An institutional filer

Filed with the SEC on · accession 0001017918-26-000055

CDNA filed a SCHEDULE 13G/A (schedule 13g/a) with the SEC on Aug 14, 2026. An institutional filer submitted an amended Schedule 13G for CareDx, Inc. (CDNA), indicating a change in their passive ownership position. The stock moved -4.3% by the first close after the filing.

Summary of the filing

An institutional filer submitted an amended Schedule 13G for CareDx, Inc. (CDNA), indicating a change in their passive ownership position. The filing directory listing does not disclose specific ownership percentages or share counts.

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Key details

Subject companyCareDx, Inc.

How CDNA stock reacted

Close before

$47.38

Aug 13, 2026

First close after

-4.35%

$45.32

5 trading days

-0.84%

$46.98

Since filing

+61.10%

$76.33

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Frequently asked questions

What did CDNA file with the SEC on Aug 14, 2026?

CDNA filed a SCHEDULE 13G/A (SEC filing). An institutional filer submitted an amended Schedule 13G for CareDx, Inc. (CDNA), indicating a change in their passive ownership position. The filing directory listing does not disclose specific ownership percentages or share counts.

How do I read a SCHEDULE 13G/A?

A report the company filed with the SEC (the US market regulator). Start with the summary, then the key amounts and names. Compare it with the company’s earlier filings.

Why are SEC filings important?

Public companies must tell the SEC about anything that can change their value — results, leadership changes, big deals, new shares, bankruptcy. Filings are the official source, often before the news. A SCHEDULE 13G/A (schedule 13g/a): A report the company filed with the SEC (the US market regulator).

How did CDNA stock react to this filing?

CDNA closed at $47.38 before the filing and $45.32 on Aug 14, 2026 (-4.35%). Five trading days later: $46.98 (-0.84%).

Other CDNA SEC filings

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