UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-Q ☒ Quarterly Report Pursuant To Section 13 or 15(d) of the Securities Exchange Act of 1934 for the Quarterly Period Ended March 31, 2024 or ☐ Transition Report Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 for the Transition Period from to Commission File Number 001-32982 Atrion Corporation (Exact Name of Registrant as Specified in its Charter) Delaware 63-0821819 (State or Other Jurisdiction of Incorpo ...