ATHENAHEALTH INC

CUSIP: 04685W103 Class: COMMON STOCK

MASON STREET ADVISORS, LLC's Holding History (CIK: 0001167711)

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

Q4 2014
Shares 36,551 Value ($000) $5,325 Avg Close — Range —
Q3 2014
Shares 51,746 Value ($000) $6,814 Avg Close — Range —
Q2 2014
Shares 51,746 Value ($000) $6,475 Avg Close — Range —
Q1 2014
Shares 38,902 Value ($000) $6,234 Avg Close — Range —
Q4 2013
Shares 38,902 Value ($000) $5,232 Avg Close — Range —