Charles Greg Guyer

Companies

• BioMarin PharmaceuticalEVP, Chief Technical Officer May 6, 2020 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

• BioMarin Pharmaceutical BMRN84,140 shares²$4.6M at $54.75Mar 17, 2026

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

Recent filings

• Mar 17, 2026Shares withheld for tax 1,693 shares at $56.05 of BioMarin Pharmaceutical²
• Mar 16, 2026Granted 14,990 shares of BioMarin Pharmaceutical³
• Mar 13, 2026Shares withheld for tax 9,109 shares at $58.51 of BioMarin Pharmaceutical³
• Mar 11, 2026Sold 16,486 shares at $60.46 of BioMarin Pharmaceutical⁴
• Feb 25, 2026Granted 2,371 shares of BioMarin Pharmaceutical⁵
• Feb 25, 2026Granted 6,675 shares of BioMarin Pharmaceutical⁵
• Feb 25, 2026Granted 6,176 shares of BioMarin Pharmaceutical⁵
• Oct 31, 2025Granted 62 shares at $45.54 of BioMarin Pharmaceutical⁶
• Apr 30, 2025Granted 317 shares at $54.14 of BioMarin Pharmaceutical⁶
• Mar 17, 2025Granted 13,310 shares of BioMarin Pharmaceutical⁷
• Mar 14, 2025Shares withheld for tax 20,127 shares at $69.44 of BioMarin Pharmaceutical⁷
• Mar 6, 2025Sold 7,034 shares at $71.28 of BioMarin Pharmaceutical⁸
• Feb 28, 2025Shares withheld for tax 4,287 shares at $71.16 of BioMarin Pharmaceutical⁹
• Feb 25, 2025Granted 9,367 shares of BioMarin Pharmaceutical¹⁰
• Feb 25, 2025Granted 9,660 shares of BioMarin Pharmaceutical¹⁰
• Feb 25, 2025Granted 11,040 shares of BioMarin Pharmaceutical¹⁰
• Nov 12, 2024Sold 5,278 shares at $66.37 of BioMarin Pharmaceutical¹¹
• Oct 31, 2024Granted 55 shares at $56.01 of BioMarin Pharmaceutical¹¹
• May 3, 2024Shares withheld for tax 4,440 shares at $82.44 of BioMarin Pharmaceutical¹²
• Apr 30, 2024Granted 245 shares at $68.65 of BioMarin Pharmaceutical¹²
• Mar 15, 2024Shares withheld for tax 20,424 shares at $83.87 of BioMarin Pharmaceutical¹³
• Mar 15, 2024Granted 10,550 shares of BioMarin Pharmaceutical¹³
• Feb 27, 2024Granted 6,284 shares of BioMarin Pharmaceutical¹⁴
• Feb 27, 2024Granted 9,063 shares of BioMarin Pharmaceutical¹⁴
• Feb 27, 2024Granted 20,840 shares of BioMarin Pharmaceutical¹⁴