FORM 3
        
UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES

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Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934 or Section 30(h) of the Investment Company Act of 1940
                      

1. Name and Address of Reporting Person *

Hamann Jennifer L
2. Date of Event Requiring Statement (MM/DD/YYYY)
1/1/2020 

3. Issuer Name and Ticker or Trading Symbol

UNION PACIFIC CORP [UNP]
(Last)        (First)        (Middle)

1400 DOUGLAS STREET
4. Relationship of Reporting Person(s) to Issuer (Check all applicable)

_____ Director                          _____ 10% Owner
___X___ Officer (give title below)        _____ Other (specify below)
EVP & CHIEF FINANCIAL OFFICER /
(Street)

OMAHA, NE 68179      

(City)              (State)              (Zip)
5. If Amendment, Date Original Filed(MM/DD/YYYY)
 

6. Individual or Joint/Group Filing(Check Applicable Line)

_X_ Form filed by One Reporting Person
___ Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Beneficially Owned
1.Title of Security
(Instr. 4)
2. Amount of Securities Beneficially Owned
(Instr. 4)
3. Ownership Form: Direct (D) or Indirect (I)
(Instr. 5)
4. Nature of Indirect Beneficial Ownership
(Instr. 5)
Common Stock (1)63331 D  

Table II - Derivative Securities Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivate Security
(Instr. 4)
2. Date Exercisable and Expiration Date
(MM/DD/YYYY)
3. Title and Amount of Securities Underlying Derivative Security
(Instr. 4)
4. Conversion or Exercise Price of Derivative Security5. Ownership Form of Derivative Security: Direct (D) or Indirect (I)
(Instr. 5)
6. Nature of Indirect Beneficial Ownership
(Instr. 5)
Date ExercisableExpiration DateTitleAmount or Number of Shares
Non-Qualified Stock Option (right to buy) (2)2/4/2017 (2)2/4/2026 Common Stock 10563 $75.52 D  
Non-Qualified Stock Option (right to buy) (2)2/6/2015 (2)2/6/2024 Common Stock 4962 $87.56 D  
Non-Qualified Stock Option (right to buy) (2)2/2/2018 (2)2/2/2027 Common Stock 8796 $107.3 D  
Non-Qualified Stock Option (right to buy) (2)2/5/2016 (2)2/5/2025 Common Stock 5385 $122.85 D  
Non-Qualified Stock Option (right to buy) (2)2/8/2019 (2)2/8/2028 Common Stock 7743 $124.86 D  
Non-Qualified Stock Option (right to buy) (2)2/7/2020 (2)2/7/2029 Common Stock 5271 $161.57 D  

Explanation of Responses:
(1) Includes unvested restricted stock units and unvested Long Term Plan performance units.
(2) This option becomes exercisable in three equal installments starting one year from the grant date.

Reporting Owners
Reporting Owner Name / Address
Relationships
Director10% OwnerOfficerOther
Hamann Jennifer L
1400 DOUGLAS STREET
OMAHA, NE 68179


EVP & CHIEF FINANCIAL OFFICER

Signatures
By: Trevor L. Kingston, Attorney-in-Fact For: Jennifer L. Hamann1/2/2020
**Signature of Reporting PersonDate

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