T-MOBILE US INC

CUSIP: 85207UAF2 Class: CORP

ADVENT CAPITAL MANAGEMENT /DE/'s Holding History (CIK: 0001097278)

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

Q2 2015
Shares 3,000,000 Value ($000) $2,933 Avg Close — Range —
Q1 2015
Shares 3,000,000 Value ($000) $3,075 Avg Close — Range —
Q4 2014
Shares 12,752,000 Value ($000) $12,589 Avg Close — Range —