Union Pacific Corp: Jennifer L. Hamann to retire as CFO in early 2027

What happened Union Pacific Corp announced on Oct 16, 2026 that Jennifer L. Hamann plans to retire as executive vice president and chief financial officer effective in early 2027. The filing states that until her retirement Ms. Hamann will continue to maintain her current responsibilities in her role as executive vice president and chief financial officer, and that the company will announce additional details about the transition in the future.

Key details

• 8-K filed on Oct 16, 2026 reporting the announcement.
• Jennifer L. Hamann plans to retire effective in early 2027.
• Ms. Hamann will continue her current responsibilities until her retirement.
• The company issued a press release about the retirement, furnished as Exhibit 99.1.

Why it may matter The filing reports under Item 5.02 (departure of directors or certain officers), which covers changes in officers, and Item 7.01 (Regulation FD disclosure), which covers the press release. A filing does not show why the insider traded or why the company acted.