March 28, 1991
Liberty Media Corporation trades publicly for the first time on Nasdaq under the symbols LBTYA and LBTYB.
August 4, 1994
Liberty Media Corporation merges with Tele-Communications, Inc.
August 10, 1995
TCI issues the Liberty Media Group tracking stock to shareholders. The tracking stock trades on Nasdaq under the same symbols LBTYA and LBTYB.
November 19, 1998
Tele-Communications International, Inc. (Nasdaq: TINTA/B) merges with Liberty Media Group.
March 9, 1999
TCI Ventures, Inc. (Nasdaq: TCIVA/B) merges with Liberty Media Group.
March 9, 1999
TCI and AT&T merge. As a result, Liberty Media becomes a tracking stock of AT&T. Liberty Media Group stock begins trading on the New York Stock Exchange under the symbols LMG.A and LMG.B.
August 10, 2001
Liberty Media Corporation splits from AT&T and begins trading as a separate company on the New York Stock Exchange under the symbols LMC.A and LMC.B.
January 1, 2002
Liberty Media Corporation Series A common stock begins trading on the New York Stock Exchange under the symbol L. The Series B common stock continues to trade under the symbol LMC.B.
July 1, 2003
Liberty Media Corporation and Ascent Media Group, Inc. (Nasdaq: AMGIA) (f.k.a. Liberty Livewire Corporation) merge.
November 12, 2003
Liberty Media Corporation and Liberty Satellite & Technology, Inc. (OTC Bulletin Board: LSTTA/B) merge.
March 15, 2004
Liberty announces the spin off of its international businesses into a separately traded company, Liberty Media International. The stock of the new company was distributed to existing Liberty Media Corporation shareholders as a dividend.
June 7, 2004
Liberty Media completes the spin of its international businesses into Liberty Media International, Inc. (Nasdaq: LBTYA, LBTYB)
March 15, 2005
Liberty Media announces the spin off of its ownership in Ascent Media Group and Discovery Communications, Inc. into a separately traded company called Discovery Holding Company. The stock of the new company is to be distributed to existing Liberty Media Corporation shareholders as a dividend
July 21, 2005
Liberty Media completes the spin of Discovery Holding Company (Nasdaq: DISCA, DISCB).
May 9, 2006
Liberty completes its restructuring of the company and issues two new tracking stocks Liberty Capital group and Liberty Interactive group (NASDAQ:LCAPA/B and LINTA/B, respectively)
March 4, 2008
Liberty completes reclassification of the Liberty Capital group and issues a new tracking stock for the Liberty Entertainment group (NASDAQ: LMDIA/B)
November 20, 2009
Liberty completes split-off of the Liberty Entertainment Inc (LEI) and business combination with DIRECTV (NASDAQ: DTV). Remaining businesses, assets and liabilities not held by LEI remain with Liberty Media and are redesignated as the Liberty Starz group (NASDAQ: LSTZA/B).