Jennifer L. Hamann

Companies

• Steel DynamicsBoard member Nov 2, 2023 to now¹
• Union Pacific CorporationChief financial officer Jan 2, 2020 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

• Union Pacific Corporation UNP120,398 shares³$34.8M at $288.72Sep 11, 2026
• Steel Dynamics STLD5,376 shares⁴$1.3M at $240.27Aug 13, 2026

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

Recent filings

• Sep 10, 2026Granted 7 shares at $285.78 of Union Pacific Corporation³
• Aug 13, 2026Granted 72 shares of Steel Dynamics⁴
• Aug 10, 2026Granted 8 shares at $292.24 of Union Pacific Corporation⁵
• Jul 10, 2026Granted 8 shares at $286.96 of Union Pacific Corporation⁶
• Jul 10, 2026Granted 18 shares of Steel Dynamics⁷
• Jun 10, 2026Granted 9 shares at $267.03 of Union Pacific Corporation⁸
• Jun 1, 2026Granted 712 shares of Steel Dynamics⁹
• May 10, 2026Granted 9 shares at $264.65 of Union Pacific Corporation¹⁰
• May 6, 2026Granted 79 shares of Steel Dynamics¹¹
• Apr 24, 2026Sold 2,000 shares at $274.70 of Union Pacific Corporation¹²
• Apr 10, 2026Granted 9 shares at $250.51 of Union Pacific Corporation¹³
• Apr 10, 2026Granted 16 shares of Steel Dynamics¹⁴
• Mar 10, 2026Granted 9 shares at $250.21 of Union Pacific Corporation¹⁵
• Feb 20, 2026Granted 99 shares of Steel Dynamics¹⁶
• Feb 12, 2026Shares withheld for tax 902 shares at $262.81 of Union Pacific Corporation¹⁷
• Feb 12, 2026Shares withheld for tax 2,016 shares at $262.81 of Union Pacific Corporation¹⁷
• Feb 12, 2026Exercised options 4,243 shares at $124.86 of Union Pacific Corporation¹⁷
• Feb 10, 2026Granted 8 shares at $261.32 of Union Pacific Corporation¹⁸
• Feb 9, 2026Shares withheld for tax 2,680 shares at $254.34 of Union Pacific Corporation¹⁸
• Feb 9, 2026Returned to company 8,769 shares of Union Pacific Corporation¹⁸
• Feb 5, 2026Granted 17,898 shares of Union Pacific Corporation¹⁹
• Jan 9, 2026Granted 15 shares of Steel Dynamics²⁰
• Dec 4, 2025Gift 300 shares of Union Pacific Corporation²¹
• Nov 6, 2025Granted 122 shares of Steel Dynamics²²
• Oct 10, 2025Granted 5 shares at $225.45 of Union Pacific Corporation²³

Trade performance

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