QuidelOrtho (QDEL)Frontier Capital Management Co LLC added to its stake +331K shares

1.45M

Shares reported · +331K vs prior quarter

0.44%

Disclosed portfolio weight

$41.3M

Reported value

Holdings as of

Dec 31, 2025

Filed

Feb 17, 2026

The story around this disclosure

Every dated public record OQRO holds about the company from 60 days before to 120 days after, oldest first. It shows what was going on; none of it is a stated reason for the trade.

1. Jan 30, 2026Company filing · Form 8-K · Executive changeChanged a top executive or board member“On January 30, 2026, Matthew W. Strobeck, a member of the board of directors (the “Board”) of QuidelOrtho Corporation (the “Company”), provided notice to the Board of his decision not to stand for re-election at the Company’s 2026 annual stockholders meeting (the “Annual Meeting”).”
2. Feb 9, 2026Company filing · Form 8-K · Executive changeChanged a top executive or board member“On February 9, 2026, Joseph M. Busky, the Chief Financial Officer and principal financial officer of QuidelOrtho Corporation (the “Company”), notified the Company of his plans to retire effective as of June 30, 2026.”
3. Feb 11, 2026Company filing · Form 8-K · ResultsReported its results

What came next

1. Mar 18, 2026Company filing · Form 8-K · Executive change, Reg FDChanged a top executive or board member, and shared information with investors“On March 18, 2026, Michelle A. Hodges, the Chief Legal Officer and Corporate Secretary of QuidelOrtho Corporation (the “Company”), notified the Company of her plans to retire from these roles, effective March 23, 2026 (the “Effective Date”), to be concurrent with the Company’s appointment of a successor Chief Legal Officer and Corporate Secretary.”
2. Apr 15, 2026Company filing · Form 8-K · ResultsReported its results
3. May 5, 2026Company filing · Form 8-K · ResultsReported its results

How to read SEC Form 13F-HR

Form 13F is the quarterly report in which investment managers that oversee $100 million or more list the US-listed stocks and some other securities they held on the last day of the quarter.

Full guide: What is an SEC Form 13F?

What else is on file for QuidelOrtho

For QuidelOrtho, OQRO holds 2 fund holdings reports (13F) dated in the last 90 days.

These are records OQRO holds, counted by their date, not a measure of how much trading took place. Routine paperwork such as option exercises and tax withholding is left out. Everything for the company is on its QDEL page.

How this filing works

• SEC Form 13F

Other disclosures at QuidelOrtho

• SEC Form 13F-HRAug 14, 2026
• SEC Form 13F-HRAug 12, 2026
• SEC Form 13F-HRMay 22, 2026
• SEC Form 13F-HRMay 15, 2026
• SEC Form 13F-HRMay 15, 2026
• SEC Form 13F-HRFeb 13, 2026

Everything OQRO holds on this company is on its QDEL page.