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Filing Details

Issuer

Cik	Name	Symbol	Sector (SIC)	IRS No
100885	Union Pacific Corp	UNP	Railroads, Line-Haul Operating (4011)	132626465

Insiders

Cik	Name	Reported Address	Insider Title	Director	Officer	Large Shareholder	Other
1292362	Michael J Hemmer	1400 Douglas Street Omaha NE 68179	Svp Law & Gen Counsel	No	Yes	No	No

Reported Non-Derivative Transactions

Sec. Name	Acquisiton - Disposition	Date	Amount	Price	Remaning Holdings	Equity Swap Involved	Form Type	Code	Nature of Ownership
Common Stock	Acquisiton	2010-11-19	52,224	$48.49	159,133	No	4	M	Direct
Common Stock	Disposition	2010-11-19	52,224	$91.51	106,909	No	4	S	Direct
Common Stock	Acquisiton	2010-11-19	23,529	$47.28	130,438	No	4	M	Direct
Common Stock	Disposition	2010-11-19	23,529	$91.51	106,909	No	4	S	Direct

Equity Swap Involved	Form Type	Code	Nature of Ownership
No	4	M	Direct
No	4	S	Direct
No	4	M	Direct
No	4	S	Direct

Reported Derivative Transactions

Sec. Name	Sec. Type	Acquisiton - Disposition	Date	Amount	Price	Amount - 2	Price - 2
Common Stock	Non-Qualified Stock Option (right to buy)	Disposition	2010-11-19	23,529	$0.00	23,529	$47.28
Common Stock	Non-Qualified Stock Option (right to buy)	Disposition	2010-11-19	52,224	$0.00	52,224	$48.49

Remaning Holdings	Exercise Date	Expiration Date	Equity Swap Involved	Transaction Form Type	Transaction Code	Nature of Ownership
47,058	2010-02-05	2019-02-05	No	4	M	Direct
0	2008-01-30	2017-01-30	No	4	M	Direct

Reported Non-Derivative Holdings

Sec. Name	Remaning Holdings	Nature of Ownership	Explanation
Common Stock	26,551	Indirect	(1)
Common Stock	6	Indirect	by Son

Footnotes

This transaction was made pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on October 22, 2010.
This transaction was executed in multiple trades at prices ranging from $91.29 to $91.95. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected.
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.
The reporting person disclaims beneficial ownership of these securities.
This option became exercisable in three equal installments starting one year from the grant date.