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Filing Details

Accession Number:: 0001179110-10-013461
Form Type:: 4
Zero Holdings:: No
Publication Time:: 2010-09-02 17:46:33
Reporting Period:: 2010-09-01

Filing Date:: 2010-09-02
Accepted Time:: 2010-09-02 17:46:33
SEC Url:: Form 4 Filing

Issuer

Cik	Name	Symbol	Sector (SIC)	IRS No
1355096	Liberty Media Corp	LCAPA	Cable & Other Pay Television Services (4841)	841288730

Insiders

Cik	Name	Reported Address	Insider Title	Director	Officer	Large Shareholder	Other
1195195	E Albert Rosenthaler	12300 Liberty Blvd. Englewood CO 80112	Senior Vice President	No	Yes	No	No

Reported Non-Derivative Transactions

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Sec. Name	Acquisiton - Disposition	Date	Amount	Price	Remaning Holdings	Equity Swap Involved	Form Type	Code	Nature of Ownership
Series A Liberty Capital Common Stock	Acquisiton	2010-09-01	9,462	$3.57	27,827	No	4	M	Direct
Series A Liberty Capital Common Stock	Disposition	2010-09-01	9,462	$46.92	18,365	No	4	S	Direct
Series A Liberty Starz Common Stock	Acquisiton	2010-09-01	452	$24.36	5,890	No	4	M	Direct
Series A Liberty Starz Common Stock	Disposition	2010-09-01	452	$60.08	5,438	No	4	S	Direct
Series A Liberty Starz Common Stock	Acquisiton	2010-09-01	1,267	$33.72	6,705	No	4	M	Direct
Series A Liberty Starz Common Stock	Disposition	2010-09-01	1,267	$60.08	5,438	No	4	S	Direct
Series A Liberty Starz Common Stock	Acquisiton	2010-09-01	1,286	$36.31	6,724	No	4	M	Direct
Series A Liberty Starz Common Stock	Disposition	2010-09-01	1,286	$60.08	5,438	No	4	S	Direct
Series A Liberty Starz Common Stock	Acquisiton	2010-09-01	3,895	$26.03	9,333	No	4	M	Direct
Series A Liberty Starz Common Stock	Disposition	2010-09-01	3,895	$60.08	5,438	No	4	S	Direct
Series A Liberty Starz Common Stock	Acquisiton	2010-09-01	1,761	$47.70	7,199	No	4	M	Direct
Series A Liberty Starz Common Stock	Disposition	2010-09-01	1,761	$60.08	5,438	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
No	4	M	Direct
No	4	S	Direct
No	4	M	Direct
No	4	S	Direct
No	4	M	Direct
No	4	S	Direct
No	4	M	Direct
No	4	S	Direct

Reported Derivative Transactions

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Sec. Name	Sec. Type	Acquisiton - Disposition	Date	Amount	Price	Amount - 2	Price - 2
Series A Liberty Capital Common Stock	Stock Option (right to buy)	Disposition	2010-09-01	9,462	$0.00	9,462	$3.57
Series A Liberty Starz Common Stock	Stock Option (right to buy)	Disposition	2010-09-01	452	$0.00	452	$24.36
Series A Liberty Starz Common Stock	Stock Option (right to buy)	Disposition	2010-09-01	1,267	$0.00	1,267	$33.72
Series A Liberty Starz Common Stock	Stock Option (right to buy)	Disposition	2010-09-01	1,286	$0.00	1,286	$36.31
Series A Liberty Starz Common Stock	Stock Option (right to buy)	Disposition	2010-09-01	3,895	$0.00	3,895	$26.03
Series A Liberty Starz Common Stock	Stock Option (right to buy)	Disposition	2010-09-01	1,761	$0.00	1,761	$47.70

Remaning Holdings	Expiration Date	Equity Swap Involved	Transaction Form Type	Transaction Code	Nature of Ownership
31,542	2015-12-16	No	4	M	Direct
0	2013-02-28	No	4	M	Direct
1,268	2014-03-29	No	4	M	Direct
2,570	2014-12-24	No	4	M	Direct
12,981	2015-12-16	No	4	M	Direct
12,332	2016-12-17	No	4	M	Direct

Reported Non-Derivative Holdings

Sec. Name	Remaning Holdings	Nature of Ownership	Explanation
Series A Liberty Capital Common Stock	1,006	Indirect	By 401(k) Savings Plan
Series A Liberty Starz Common Stock	1,076	Indirect	By 401(k) Savings Plan

Footnotes

The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $46.87 to $47.01, inclusive. The reporting person undertakes to provide to Liberty Media Corporation, any security holder of Liberty Media Corporation, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range.
The number of shares represents equivalent shares based on the fair market value of the shares of Series A Liberty Capital Common Stock, Series A Liberty Interactive Common Stock and Series A Liberty Starz Common Stock held by the unitized stock fund under the Issuer's 401(k) Savings Plan based on a report from the Plan Administrator dated as of July 31, 2010. The Reporting Person has an interest in the unitized fund, which holds shares of Series A Liberty Capital Common Stock, Series A Liberty Interactive Common Stock, Series A Liberty Starz Common Stock and short-term investments.
The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $60.02 to $60.38, inclusive. The reporting person undertakes to provide to Liberty Media Corporation, any security holder of Liberty Media Corporation, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range.
The option was granted on 12/16/2008 and vests quarterly on March 16, June 16, September 16 and December 16 over four years.
The option was granted on 2/28/2006 and vested in full on 2/28/2010.
The option was granted on 3/29/2007 and vests quarterly on June 29, September 29, December 29 and March 29 over four years.
The option was granted on 12/24/2007 and vests quarterly on March 24, June 24, September 24 and December 24 over four years.
The option was granted on 12/16/2008 and vests quarterly on March 16, June 16, September 16 and December 16 over four years.
The option was granted on 12/17/2009 and vests quarterly on March 17, June 17, September 17 and December 17 over four years.