Thomas D. Logan

Companies

• Mirion TechnologiesBoard member Oct 22, 2021 to now¹
• Mirion TechnologiesChief executive officer Oct 22, 2021 to now¹

Holdings

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

Shares held

• MTMirion Technologies MIR5,061,246 shares²$75.3M at $14.88May 7, 2026

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

Recent filings

• May 6, 2026Gift 311,851 shares of Mirion Technologies²
• Apr 1, 2026Shares withheld for tax 22,614 shares at $18.59 of Mirion Technologies³
• Mar 2, 2026Gift 3,093,812 shares of Mirion Technologies⁴
• Mar 2, 2026Shares withheld for tax 127,184 shares at $21.61 of Mirion Technologies⁴
• Mar 2, 2026Granted 318,632 shares of Mirion Technologies⁴
• Mar 1, 2026Shares withheld for tax 20,650 shares at $21.61 of Mirion Technologies⁴
• Dec 27, 2025Shares withheld for tax 39,863 shares at $23.76 of Mirion Technologies⁵
• Oct 30, 2025Gift 106,188 shares of Mirion Technologies⁶
• Aug 12, 2025Sold 175,000 shares at $21.79 of Mirion Technologies⁷
• Aug 11, 2025Sold 325,000 shares at $21.31 of Mirion Technologies⁷
• May 14, 2025Shares withheld for tax 89,430 shares at $17.43 of Mirion Technologies⁸
• May 14, 2025Granted 213,234 shares of Mirion Technologies⁸
• Apr 1, 2025Shares withheld for tax 54,143 shares at $14.50 of Mirion Technologies⁹
• Mar 1, 2025Shares withheld for tax 20,543 shares at $15.53 of Mirion Technologies¹⁰
• Feb 25, 2025Shares withheld for tax 76,118 shares at $15.10 of Mirion Technologies¹¹
• Feb 25, 2025Granted 179,102 shares of Mirion Technologies¹¹
• Dec 27, 2024Shares withheld for tax 40,587 shares at $18.10 of Mirion Technologies¹²
• Dec 17, 2024Converted 2,400,000 shares of Mirion Technologies¹³
• Nov 12, 2024Converted 800,000 shares of Mirion Technologies¹⁴
• Oct 24, 2024Sold 7,500 shares at $14.11 of Mirion Technologies¹⁵
• Oct 24, 2024Granted 7,500 shares of Mirion Technologies¹⁵
• Oct 24, 2024Converted 7,500 shares of Mirion Technologies¹⁵
• Sep 24, 2024Sold 7,500 shares at $10.47 of Mirion Technologies¹⁶
• Sep 24, 2024Granted 7,500 shares of Mirion Technologies¹⁶
• Sep 24, 2024Converted 7,500 shares of Mirion Technologies¹⁶