81,193,711 8,526,252 (10.50%) 72,667,459 44.6 Billion Won (Par Value of 500 Won) Acquisition Date Type of Stock Number of Acquired Shares Amount of Acquisition Cancellation Date Number of Cancelled Shares Amount of Cancellation Aug 01 , 2006~ Aug 14, 2006 Common Stock 491,000 92,333,706 Aug 17, 2006 491,000 92,333,706 Sep 04, 2006~Sep 27, 2006 Common Stock 592,000 116,326,407 Sep 29, 2006 592,000 116,326,407 Total 1,083,000 208,660,113 1,083,000 208,660,113 Acquisition Date Type of Stock Total Number of Acquired Shares Amount of Acquisition Remarks Mar 5, 2004 Common Stock 12 2,082 Purchasing the fractional lots of the merger May 15, 2003 Common Stock 91 15,922 Purchasing the fractional lots of the merger Feb 3, 2003 Common Stock 52 12,896 Purchasing the fractional lots of the merger Jan 10, 2003 Common Stock 3,809,288 853,280,512 Treasury Stock Purchase Jan 18, 2002 Common Stock 4,179 1,036,392 Purchasing the fractional lots of the merger Jan 17, 2002 Common Stock (-)2,677,653 (-)574,128,968 Shinsegi Telecomm merger stock assignment May 2 ~ Jun 28, 2001 Common Stock 3,566,100 788,873,030 Treasury Stock Purchase Apr 27, 2000 Common Stock (-)4 (-)1,144 Putting into sales Apr 24, 2000 Common Stock 66,276 0 Stock split (10:1) Jul 30, 1999 Common Stock 2,240 2,143,680 Handling the fractional lots of capital increase Mar 20, 1999 Common Stock 1,331 739,000 Handling the fractional lots of stock dividend Mar 27, 1998 Common Stock 1,80 2 535,000 Handling the fractional lots of stock dividend Mar 21, 1997 Common Stock 1,991 478,000 Handling the fractional lots of stock dividend Total 4,775,693 1,065,262,720 With respect to the merger with Shinsegi Telecomm, the purpose of treasury stock disposal which was implemented on the 17th of January 2002, is to assign the merged company's stock to Shinsegi Telecomm's shareholders. Due to the treasury stock disposal, cash was not come into SK Telecom. The stock disposal price per share was 214,414 won.