SIRIUS XM RADIO INC

CUSIP: 82967N108 Class: COM

GILDER GAGNON HOWE & CO LLC's Holding History (CIK: 0000902464)

Note: Option positions (PUT/CALL) are excluded.

Q3 2013
Shares 1,750,798 Value ($000) $6,784 Avg Close — Range —
Q2 2013
Shares 1,810,578 Value ($000) $6,065,436 Avg Close — Range —