Dexcom, Inc. (CIK 1595003) filed its 10-K Item 1C disclosing no material cybersecurity incidents in the last three fiscal years. The filing details robust governance, including a Board Technology Committee and a Cybersecurity and Privacy Committee. The company maintains an ISO 27001 certified ISMS, conducts annual phishing tests, and provides employee training on malware, ransomware, and social engineering. No specific breach, data exfiltration, or financial impact was reported.