UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K (Mark One) ☒ Annual Report pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 For the fiscal year ended March 31, 2023 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 0-21184 MICROCHIP TECHNOLOGY INCORPORATED (Exact Name of Registrant as Specified in Its Charter) Delaware 86-0629024 (S ...