Monday, July 17, 2006

Satellite Radio Institutional Activity as of June 30

July 17, 2006

Satellite Standard Group keeps you informed. Below is the latest institutional activity for Sirius and XM:

PLEASE NOTE THAT THE FILING DATE FOR INSTITUTIONS IS AUGUST 15, 2006 FOR THE PERIOD ENDED JUNE 30. THIS MEANS ADDITIONAL DATA WILL BE AVAILABLE AS IT IS FILED.

SIRIUS

Number of Holders = 346
Shares Held = 432,390,041
New Positions = 44
Shares In New Positions = 17,877,801
Increased Positions = 126
Shares Of Increased Positions = 120,119,247
Decreased Positions = 159
Shares Of Decreased Positions = 79,795,191
Holders With Activity = 285
Shares Of Activity = 199,914,438
Sold Out Positions = 59
Share Of Sold Out Positions = 31,400,856

Institutional Ownership = 30.8%

XM

Number Of Holders = 359
Shares Held = 252,329,249
New Positions = 48
Shares In New Positions = 13,999,502
Increased Positions = 161
Shares In Increased Positions = 83,833,013
Decreased Positions = 158
Shares In Decrerased Positions = 67,678,533
Holders With Activity = 319
Shares Of Activity = 151,511,546
Sold Out Positions = 56
Shares In Sold Out Positions = 13,461,332

Institutional Ownership = 97.7%