Company Update

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549   FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934   Date of Report:   June 30, 2025 (Date of earliest event reported) BIO-RAD LABORATORIES, INC. (Exact name of registrant as specified in its charter) Commission File Number: 1-7928   Delaware   94-1381833 (State or other jurisdiction of incorporation)   (I.R.S. Employer Identification No.)   1000 Alfred Nobel Dr. Hercules , California 94547 (Address of principal executive offices, including zip code)   (510) 724-7000 (Registrant’s telephone number, including area code) 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)) Securities registered pursuant to Section 12(b) of the Act: Title of each class   Trading Symbol(s)   Name of each exchange on which registered Class A Common Stock, Par Value $0.0001 per share   BIO   New York Stock Exchange Class B Common Stock, Par Value $0.0001 per share   BIO.B   New York Stock Exchange 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 8.01    Other Events. As previously disclosed, on February 13, 2025, Bio-Rad Laboratories, Inc. (the “Company”) announced that it had entered into a binding offer to purchase all of the equity interests of Stilla Technologies, a French corporation (“Stilla”). On June 30, 2025, an affiliate of the Company completed the acquisition of all of the equity interests of Stilla. SIGNATURES   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.        BIO-RAD LABORATORIES, INC.       Date: June 30, 2025 By: /s/ Courtney C. Enloe       Courtney C. Enloe       EVP, General Counsel and Secretary