Reg FD Disclosure

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of Earliest Event Reported) March 27, 2026 TELEFLEX INCORPORATED (Exact name of Registrant as Specified in Its Charter) Delaware 1-5353 23-1147939 (State or Other Jurisdiction of Incorporation or Organization) (Commission File Number) (IRS Employer Identification No.) 550 E. Swedesford Rd., Suite 400 Wayne, PA 19087 (Address of Principal Executive Offices) (Zip Code) Registrant’s Telephone Number, Including Area Code (610) 225-6800 Not applicable (Former Name or Former Address, If Changed Since Last Report) Securities registered pursuant to Section 12(b) of the Act: Title of each class Trading Symbol(s) Name of each exchange on which registered Common Stock, par value $1 per share TFX New York Stock Exchange Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions: ☐ Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425) ☐ Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12) ☐ Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b)) ☐ Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c)) Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§240.12b-2 of this chapter). Emerging growth company ☐ If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. ☐ Item 7.01. Regulation FD Disclosure. On March 27, 2026, Teleflex Incorporated (the “Company”) issued a press release (the “Press Release”) in response to a press release issued by Irenic Capital Management L.P. A copy of the Press Release is furnished as Exhibit 99.1 to this Current Report on Form 8-K. The information furnished pursuant to Item 7.01 of this Current Report on Form 8-K, including Exhibit 99.1, shall not be considered “filed” for purposes of Section 18 of the Securities Exchange Act of 1934, as amended, or otherwise subject to the liability of such section, nor shall it be incorporated by reference into future filings by the Company under the Securities Act of 1933, as amended, or under the Securities Exchange Act of 1934, as amended, unless the Company expressly sets forth in such future filing that such information is to be considered “filed” or incorporated by reference therein. Item 9.01. Financial Statements and Exhibits. (d) Exhibits. 99.1 Press Release, dated March 27, 2026 104 The Cover Page from this Current Report on Form 8-K, formatted in Inline XBRL Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.      Date: March 27, 2026 TELEFLEX INCORPORATED By: /s/ Daniel V. Logue Name: Daniel V. Logue Title: Corporate Vice President, General Counsel and Secretary