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Stocks/QDEL/SEC Filings/SCHEDULE 13G/A Oct 7, 2026

QDEL SCHEDULE 13G/A: SEC filing

FMR LLC

Filed with the SEC on Oct 7, 2026 · accession 0000315066-26-002330

QDEL filed a SCHEDULE 13G/A (schedule 13g/a) with the SEC on Oct 7, 2026. FMR LLC filed an amended Schedule 13G reporting beneficial ownership of 3,950,167.67 shares of QuidelOrtho Corp common stock, representing 5.8% of the class, as of September 30, 2026. The stock moved -2.1% by the first close after the filing.

Summary of the filing

FMR LLC filed an amended Schedule 13G reporting beneficial ownership of 3,950,167.67 shares of QuidelOrtho Corp common stock, representing 5.8% of the class, as of September 30, 2026. The filing is a passive institutional ownership disclosure with no intent to influence control.

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Key details

Shares beneficially owned by FMR LLC$4.0M
Percent of class beneficially owned$6
Reporting beneficial owner (filer)FMR LLC
Issuer/subject companyQuidelOrtho Corp
Fmr subsidiary, investment adviserFIAM LLC
Fmr subsidiary, investment adviserFidelity Diversifying Solutions LLC
Fmr subsidiary, investment adviser, owns 5% or greaterFidelity Management & Research Company LLC
Fmr subsidiary, investment adviserStrategic Advisers LLC
Director, chairman and ceo of fmr llcAbigail P. Johnson
Authorized signatory under power of attorney for fmr llcStephanie J. Brown

How QDEL stock reacted

Close before

$12.57

Oct 6, 2026

First close after

-2.07%

$12.31

5 trading days

+12.17%

$14.10

Since filing

-14.88%

$10.70

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Frequently asked questions

What did QDEL file with the SEC on Oct 7, 2026?

QDEL filed a SCHEDULE 13G/A (SEC filing). FMR LLC filed an amended Schedule 13G reporting beneficial ownership of 3,950,167.67 shares of QuidelOrtho Corp common stock, representing 5.8% of the class, as of September 30, 2026. The filing is a passive institutional ownership disclosure with no intent to influence control.

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 QDEL stock react to this filing?

QDEL closed at $12.57 before the filing and $12.31 on Oct 7, 2026 (-2.07%). Five trading days later: $14.10 (+12.17%).

Other QDEL SEC filings

  • 10-Q · SEC filingNov 4, 2026
  • 8-K · Executive departureNov 3, 2026
  • 8-K · Material agreementSep 23, 2026
  • SCHEDULE 13G/A · SEC filingAug 14, 2026
  • SCHEDULE 13G/A · SEC filingAug 14, 2026
  • SCHEDULE 13G · SEC filingAug 13, 2026
  • 10-Q · SEC filingAug 7, 2026
  • 8-K · SEC filingAug 6, 2026
  • 8-K · Cfo changeJun 23, 2026
  • 8-K · Board changeJun 16, 2026

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Source: SEC EDGAR filing 0000315066-26-002330. The summary and key details are extracted by SEPT from the filing and may contain errors. Price reaction uses daily closing prices. Not financial advice.