Michael Holder

Companies

• MDxHealth SABoard member Mar 18, 2026 to now¹
• Cytek Biosciences, Inc.Board member Jun 7, 2024 to now²
• Avita MedicalChief financial officer Mar 25, 2021 to Jul 6, 2022³

Holdings

Stock this person has reported owning, from the forms officers and directors file with the SEC. See the biggest insider stakes.

Shares held

• Avita Medical RCEL46,450 shares⁴$622.9K at $13.41Jul 1, 2022
• CBCytek Biosciences, Inc. CTKB62,875 shares⁵$330.1K at $5.25Aug 18, 2026

As of each latest filing. The line shows shares held over time.

Recent filings

• Aug 18, 2026Exercised options 2,181 shares of Cytek Biosciences, Inc.⁵
• Jun 10, 2026Exercised options 43,973 shares of Cytek Biosciences, Inc.⁶
• May 18, 2026Exercised options 1,454 shares of Cytek Biosciences, Inc.⁷
• Mar 10, 2026Exercised options 2,908 shares of Cytek Biosciences, Inc.⁸
• Nov 18, 2025Exercised options 2,181 shares of Cytek Biosciences, Inc.⁹
• Aug 18, 2025Exercised options 2,181 shares of Cytek Biosciences, Inc.¹⁰
• May 19, 2025Exercised options 1,454 shares of Cytek Biosciences, Inc.¹¹
• Mar 10, 2025Exercised options 2,908 shares of Cytek Biosciences, Inc.¹²
• Nov 18, 2024Exercised options 2,181 shares of Cytek Biosciences, Inc.¹³
• Aug 19, 2024Exercised options 1,454 shares of Cytek Biosciences, Inc.¹⁴
• Jul 1, 2022Granted 35,950 shares of Avita Medical⁴