Union Pacific CFO Jennifer Hamann to retire in early 2027 after 35 years; successor unnamed

UNION PACIFIC CORP

Hamann plans to retire as EVP and CFO effective in early 2027, per the Oct. 16, 2026 announcement; she retains her current responsibilities until then.
Union Pacific said succession plans will be announced at a later date; no replacement was named.
Hamann joined UP in 1992 on the audit staff and became CFO in January 2020, the first woman to hold the role.
CEO Jim Vena credited her with guiding finances through COVID-19 and operational transformation; Hamann voiced support for the pending merger.
Hamann serves on boards including TTX Company, Grupo Ferroviario Mexicano and Steel Dynamics.

item 5.02 item 7.01 item 9.01

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Departed

Jennifer L. Hamann

Executive Vice President and Chief Financial Officer

UNP · UNION PACIFIC CORP

Filed: October 16, 2026, 9:01 AM ET

On October 16, 2026, Union Pacific Corporation (the Company) announced that Jennifer L. Hamann plans to retire as Executive Vice President and Chief Financial Officer effective in early 2027.

Key facts

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Executive change SEC 8-K Item 5.02 confidence 0.95

Jennifer L. Hamann departed as Executive Vice President and Chief Financial Officer at UNION PACIFIC CORP.

Action: plans to retire
Role: Executive Vice President and Chief Financial Officer

Exact text from the filing

On October 16, 2026, Union Pacific Corporation (the Company) announced that Jennifer L. Hamann plans to retire as Executive Vice President and Chief Financial Officer effective in early 2027.

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Source: SEC EDGAR

accession 0000100885-26-000305

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