Robert M. Plenge

Companies

• BioMarin PharmaceuticalBoard member Sep 14, 2026 to now¹
• Bristol-Myers SquibbEVP, Chief Research Officer Jul 5, 2023 to now²

Holdings

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

Shares held

• Bristol-Myers Squibb BMY21,728 shares³$1.3M at $60.95Mar 12, 2026
• BioMarin Pharmaceutical BMRN6,140 shares⁴$336.2K at $54.75Sep 10, 2026

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

Recent filings

• Sep 10, 2026Granted 6,140 shares of BioMarin Pharmaceutical⁴
• Mar 10, 2026Shares withheld for tax 3,172 shares at $60.13 of Bristol-Myers Squibb³
• Mar 10, 2026Other 6,900 shares of Bristol-Myers Squibb³
• Mar 10, 2026Exercised options 14,052 shares of Bristol-Myers Squibb³
• Mar 10, 2026Shares withheld for tax 927 shares at $60.13 of Bristol-Myers Squibb³
• Mar 10, 2026Other 253 shares of Bristol-Myers Squibb³
• Mar 10, 2026Exercised options 2,342 shares of Bristol-Myers Squibb³
• Mar 10, 2026Shares withheld for tax 436 shares at $60.13 of Bristol-Myers Squibb³
• Mar 10, 2026Other 124 shares of Bristol-Myers Squibb³
• Mar 10, 2026Exercised options 1,107 shares of Bristol-Myers Squibb³
• Mar 10, 2025Shares withheld for tax 1,860 shares at $63.11 of Bristol-Myers Squibb⁵
• Mar 10, 2025Other 2,449 shares of Bristol-Myers Squibb⁵
• Mar 10, 2025Exercised options 6,641 shares of Bristol-Myers Squibb⁵
• Mar 10, 2025Shares withheld for tax 862 shares at $63.11 of Bristol-Myers Squibb⁵
• Mar 10, 2025Other 399 shares of Bristol-Myers Squibb⁵
• Mar 10, 2025Exercised options 2,342 shares of Bristol-Myers Squibb⁵
• Mar 10, 2025Shares withheld for tax 406 shares at $63.11 of Bristol-Myers Squibb⁵
• Mar 10, 2025Other 193 shares of Bristol-Myers Squibb⁵
• Mar 10, 2025Exercised options 1,107 shares of Bristol-Myers Squibb⁵
• Mar 10, 2025Shares withheld for tax 482 shares at $63.11 of Bristol-Myers Squibb⁵
• Mar 10, 2025Other 80 shares of Bristol-Myers Squibb⁵
• Mar 10, 2025Exercised options 1,165 shares of Bristol-Myers Squibb⁵
• Mar 10, 2024Shares withheld for tax 1,436 shares at $53.79 of Bristol-Myers Squibb⁶
• Mar 10, 2024Other 2,431 shares of Bristol-Myers Squibb⁶
• Mar 10, 2024Exercised options 6,985 shares of Bristol-Myers Squibb⁶

Trade performance

Returns are price-only (no dividends), measured from the trade date.