Michael Schmertzler

Companies

• Hamilton LaneBoard member Sep 18, 2026 to now¹
• PTC TherapeuticsBoard member Jun 19, 2013 to now²
• CytokineticsBoard member May 30, 2006 to Jun 4, 2010³

Holdings

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

Shares held

• PTC Therapeutics PTCT1,459,860 shares⁴$89.6M at $61.38Sep 18, 2026
• Hamilton Lane HLNE600,000 shares⁵$49.2M at $82.03Sep 18, 2026

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

Recent filings

• Sep 17, 2026Sold 376 shares at $68.45 of PTC Therapeutics⁴
• Sep 17, 2026Sold 9,624 shares at $67.83 of PTC Therapeutics⁴
• Sep 16, 2026Sold 7,006 shares at $67.35 of PTC Therapeutics⁴
• Sep 16, 2026Sold 2,994 shares at $66.58 of PTC Therapeutics⁴
• Sep 16, 2026Granted 977 shares of Hamilton Lane⁵
• Sep 10, 2026Sold 10,000 shares at $67.34 of PTC Therapeutics⁶
• Sep 9, 2026Sold 572 shares at $68.67 of PTC Therapeutics⁶
• Sep 9, 2026Sold 9,428 shares at $67.79 of PTC Therapeutics⁶
• Aug 27, 2026Sold 610 shares at $72.22 of PTC Therapeutics⁷
• Aug 27, 2026Sold 11,890 shares at $71.55 of PTC Therapeutics⁷
• Aug 26, 2026Sold 5,626 shares at $73.18 of PTC Therapeutics⁷
• Aug 26, 2026Sold 6,874 shares at $72.74 of PTC Therapeutics⁷
• Aug 20, 2026Sold 691 shares at $72.92 of PTC Therapeutics⁸
• Aug 20, 2026Sold 2,390 shares at $71.88 of PTC Therapeutics⁸
• Aug 20, 2026Sold 9,419 shares at $70.78 of PTC Therapeutics⁸
• Aug 19, 2026Sold 7,165 shares at $73.67 of PTC Therapeutics⁸
• Aug 19, 2026Sold 5,335 shares at $72.86 of PTC Therapeutics⁸
• Jan 2, 2026Granted 8,000 shares of PTC Therapeutics⁹
• Dec 16, 2025Exercised options 24,000 shares at $30.86 of PTC Therapeutics¹⁰
• Sep 4, 2025Other 25,005 shares of Hamilton Lane¹¹
• Feb 12, 2025Other 100,000 shares of Hamilton Lane¹²
• Jan 3, 2025Granted 8,000 shares of PTC Therapeutics¹³
• Feb 15, 2024Granted 8,000 shares of PTC Therapeutics¹⁴
• Jan 8, 2024Sold 1,500 shares at $27.81 of PTC Therapeutics¹⁵
• Jun 7, 2023Sold 1,000 shares at $44.86 of PTC Therapeutics¹⁶