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The disclosure set forth in Part II - Item 2 above is incorporated herein by reference.
−Removed: During the three months ended March 31, 2026, none of the Company's directors or officers adopted , amended, or terminated a “Rule 10b5-1 trading arrangement” or “non-Rule 10b5-1 trading arrangement,” as each term is defined in Item 408(a) of Regulation S-K.
+Added: During the three months ended June 30, 2026, none of the Company's directors or officers adopted , amended, or terminated a “Rule 10b5-1 trading arrangement” or “non-Rule 10b5-1 trading arrangement,” as each term is defined in Item 408(a) of Regulation S-K.
Number Exhibit
+Added: 3.1 C ertificate of Amendment to Certificate of Incorporation dated June 3, 2026 (incorporated by reference to Exhibit 3.1 to the Company's Current Report on Form 8-K as filed on June 3, 2026 ) .
+Added: 10.1ˆ 10.1 A mended and Restated OraSure Technologies, Inc.
+Added: 2000 Stock Award Plan (incorporated by reference to Exhibit 10.1 to the Company's Current R e port on Form 8-K as filed on June 3, 2026).
+Added: 10.2† C ooperation Agreement, dated April 16, 2026 , by and Betwe e n OraSure Technologies, Inc.
+Added: and Altai Capital Management, L.P.
+Added: and Altai Capital Management LLC ( incorporated by refer ence to Exh i bit 10.1 to the Company's Current Report on Form 8-K as filed on April 17, 2026).
31.1* Certification of Carrie Eglinton-Manner required by Rule 13a-14(a) or Rule 15d-14(a) under the Securities Exchange Act of 1934, as amended.
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* Filed herewith
+Added: ˆ Management contract or compensatory plan or arrangement.
+Added: † Pursuant to Item 601(a)(5) of Regulation S-K, certain exhibits have been omitted and will be furnished supplementally to the Securities and Exchange Commission upon request.
+ This certification is deemed not filed for purposes of section 18 of the Exchange Act or otherwise subject to the liability of that section, nor shall it be deemed incorporated by reference into any filing under the Securities Act or the Exchange Act.
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/s/ Kenneth J.
+Added: August 7, 2026
Chief Financial Officer
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/s/Michele M.
+Added: August 7, 2026
Senior Vice President, Controller and Chief Accounting Officer
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Compared sentence by sentence after normalising whitespace, quotation marks, case and digits, so re-formatting and restated figures do not read as changed language. Wording changes appear as one removal and one addition. The current filing and the prior one are authoritative.