Statement of Changes in Beneficial Ownership (4)

FORM 4

[ ] Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

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

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES

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3235-0287

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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 * Whited Elizabeth F	2. Issuer Name and Ticker or Trading Symbol UNION PACIFIC CORP [ UNP ]	5. Relationship of Reporting Person(s) to Issuer (Check all applicable) _____ Director                    _____ 10% Owner __X__ Officer (give title below)    _____ Other (specify below) EVP & CHIEF HR OFFICER
(Last)          (First)          (Middle) 1400 DOUGLAS STREET	3. Date of Earliest Transaction (MM/DD/YYYY) 3/30/2021
(Street) OMAHA, NE 68179 (City)        (State)        (Zip)	4. 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 Acquired, Disposed of, or Beneficially Owned
1.Title of Security (Instr. 3)	2. Trans. Date	2A. Deemed Execution Date, if any	3. Trans. Code (Instr. 8)		4. Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Common Stock	3/30/2021		M		2000	A	$122.85	34633	D
Common Stock	3/30/2021		F		1102	D	$222.98	33531	D
Common Stock	3/30/2021		F		394	D	$222.98	33137	D
Common Stock	3/30/2021		M		6000	A	$124.86	39137	D
Common Stock	3/30/2021		F		3360	D	$222.98	35777	D
Common Stock	3/30/2021		F		1160	D	$222.98	34617	D
Common Stock (1)								18247.5424	I	By Deferral Account
Common Stock								27825	I	by Trust

Table II - Derivative Securities Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivate Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Trans. Date	3A. Deemed Execution Date, if any	4. Trans. Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form of Derivative Security: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares
Non-Qualified Stock Option (right to buy) (2)	$122.85	3/30/2021		M			2000	2/5/2016 (2)	2/5/2025	Common Stock	2000	$0.0	7510	D
Non-Qualified Stock Option (right to buy) (2)	$124.86	3/30/2021		M			6000	2/8/2019 (2)	2/8/2028	Common Stock	6000	$0.0	21654	D

Explanation of Responses:
(1)	Represents conversion of restricted stock units to fully vested stock units with a distribution ratio of 1:1 - Payable only in shares of common stock at termination of employment or a date certain.
(2)	This option became exercisable in three equal installments starting one year from the grant date.

Reporting Owners
Reporting Owner Name / Address	Relationships
	Director	10% Owner	Officer	Other
Whited Elizabeth F 1400 DOUGLAS STREET OMAHA, NE 68179			EVP & CHIEF HR OFFICER

Signatures
By: Trevor L. Kingston, Attorney-in-Fact For: Elizabeth F. Whited		3/31/2021
**Signature of Reporting Person		Date