<?xml version="1.0" encoding="utf-8"?><rss version="2.0"><channel><title>QuidelOrtho Corporation SEC Filings </title><link>https://ir.quidelortho.com/</link><description>generated by Q4</description><category /><lastBuildDate>Thu, 30 Apr 2026 13:03:40 -0400</lastBuildDate><copyright>Copyright Q4 Inc. All rights reserved.</copyright><item><title>QuidelOrtho Corporation - SC 13G - Statement of Ownership</title><guid>19392626</guid><description /><link>https://ir.quidelortho.com/financials/sec-filings/sec-filings-details/default.aspx?FilingId=19392626</link><pubDate>Thu, 30 Apr 2026 00:00:00 -0400</pubDate></item><item><title>QuidelOrtho Corporation - SC 13G - Statement of Ownership</title><guid>19385007</guid><description /><link>https://ir.quidelortho.com/financials/sec-filings/sec-filings-details/default.aspx?FilingId=19385007</link><pubDate>Wed, 29 Apr 2026 00:00:00 -0400</pubDate></item><item><title>QuidelOrtho Corporation - 4 - Statement of Changes in Beneficial Ownership</title><guid>19379426</guid><description /><link>https://ir.quidelortho.com/financials/sec-filings/sec-filings-details/default.aspx?FilingId=19379426</link><pubDate>Tue, 28 Apr 2026 00:00:00 -0400</pubDate></item><item><title>QuidelOrtho Corporation - 4 - Statement of Changes in Beneficial Ownership</title><guid>19379361</guid><description /><link>https://ir.quidelortho.com/financials/sec-filings/sec-filings-details/default.aspx?FilingId=19379361</link><pubDate>Tue, 28 Apr 2026 00:00:00 -0400</pubDate></item><item><title>QuidelOrtho Corporation - ARS - Annual Report to Security Holders</title><guid>19374218</guid><description /><link>https://ir.quidelortho.com/financials/sec-filings/sec-filings-details/default.aspx?FilingId=19374218</link><pubDate>Mon, 27 Apr 2026 00:00:00 -0400</pubDate></item><item><title>QuidelOrtho Corporation - DEF 14A - Proxy Statement (definitive)</title><guid>19373950</guid><description /><link>https://ir.quidelortho.com/financials/sec-filings/sec-filings-details/default.aspx?FilingId=19373950</link><pubDate>Mon, 27 Apr 2026 00:00:00 -0400</pubDate></item><item><title>QuidelOrtho Corporation - DEFA14A - Additional Proxy Soliciting Materials (definitive)</title><guid>19373972</guid><description /><link>https://ir.quidelortho.com/financials/sec-filings/sec-filings-details/default.aspx?FilingId=19373972</link><pubDate>Mon, 27 Apr 2026 00:00:00 -0400</pubDate></item><item><title>QuidelOrtho Corporation - 4 - Statement of Changes in Beneficial Ownership</title><guid>19368430</guid><description /><link>https://ir.quidelortho.com/financials/sec-filings/sec-filings-details/default.aspx?FilingId=19368430</link><pubDate>Fri, 24 Apr 2026 00:00:00 -0400</pubDate></item><item><title>QuidelOrtho Corporation - 4 - Statement of Changes in Beneficial Ownership</title><guid>19368440</guid><description /><link>https://ir.quidelortho.com/financials/sec-filings/sec-filings-details/default.aspx?FilingId=19368440</link><pubDate>Fri, 24 Apr 2026 00:00:00 -0400</pubDate></item><item><title>QuidelOrtho Corporation - 4 - Statement of Changes in Beneficial Ownership</title><guid>19361298</guid><description /><link>https://ir.quidelortho.com/financials/sec-filings/sec-filings-details/default.aspx?FilingId=19361298</link><pubDate>Wed, 22 Apr 2026 00:00:00 -0400</pubDate></item><item><title>QuidelOrtho Corporation - 8-K - Current report filing</title><guid>19343582</guid><description /><link>https://ir.quidelortho.com/financials/sec-filings/sec-filings-details/default.aspx?FilingId=19343582</link><pubDate>Wed, 15 Apr 2026 00:00:00 -0400</pubDate></item><item><title>QuidelOrtho Corporation - SC 13G/A - Amended Statement of Ownership</title><guid>19329113</guid><description /><link>https://ir.quidelortho.com/financials/sec-filings/sec-filings-details/default.aspx?FilingId=19329113</link><pubDate>Wed, 08 Apr 2026 00:00:00 -0400</pubDate></item><item><title>QuidelOrtho Corporation - 4 - Statement of Changes in Beneficial Ownership</title><guid>19305628</guid><description /><link>https://ir.quidelortho.com/financials/sec-filings/sec-filings-details/default.aspx?FilingId=19305628</link><pubDate>Tue, 31 Mar 2026 00:00:00 -0400</pubDate></item><item><title>QuidelOrtho Corporation - 3 - Initial Statement of Beneficial Ownership</title><guid>19305673</guid><description /><link>https://ir.quidelortho.com/financials/sec-filings/sec-filings-details/default.aspx?FilingId=19305673</link><pubDate>Tue, 31 Mar 2026 00:00:00 -0400</pubDate></item><item><title>QuidelOrtho Corporation - SC 13G/A - Amended Statement of Ownership</title><guid>19291510</guid><description /><link>https://ir.quidelortho.com/financials/sec-filings/sec-filings-details/default.aspx?FilingId=19291510</link><pubDate>Fri, 27 Mar 2026 00:00:00 -0400</pubDate></item><item><title>QuidelOrtho Corporation - 3 - Initial Statement of Beneficial Ownership</title><guid>19279287</guid><description /><link>https://ir.quidelortho.com/financials/sec-filings/sec-filings-details/default.aspx?FilingId=19279287</link><pubDate>Tue, 24 Mar 2026 00:00:00 -0400</pubDate></item><item><title>QuidelOrtho Corporation - 8-K - Current report filing</title><guid>19277015</guid><description /><link>https://ir.quidelortho.com/financials/sec-filings/sec-filings-details/default.aspx?FilingId=19277015</link><pubDate>Tue, 24 Mar 2026 00:00:00 -0400</pubDate></item><item><title>QuidelOrtho Corporation - 4/A - Amended Statement of Changes in Beneficial Ownership</title><guid>19166185</guid><description /><link>https://ir.quidelortho.com/financials/sec-filings/sec-filings-details/default.aspx?FilingId=19166185</link><pubDate>Thu, 19 Feb 2026 00:00:00 -0500</pubDate></item><item><title>QuidelOrtho Corporation - 10-K - Annual Report</title><guid>19163930</guid><description /><link>https://ir.quidelortho.com/financials/sec-filings/sec-filings-details/default.aspx?FilingId=19163930</link><pubDate>Thu, 19 Feb 2026 00:00:00 -0500</pubDate></item><item><title>QuidelOrtho Corporation - 4 - Statement of Changes in Beneficial Ownership</title><guid>19147906</guid><description /><link>https://ir.quidelortho.com/financials/sec-filings/sec-filings-details/default.aspx?FilingId=19147906</link><pubDate>Fri, 13 Feb 2026 00:00:00 -0500</pubDate></item></channel></rss>