ATHENAHEALTH INC

CUSIP: 04685W103 Class: COMMON STOCK

Capital World Investors's Holding History (CIK: 0001422849)

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

Q4 2018
Shares 259,000 Value ($000) $34,170 Avg Close — Range —
Q3 2018
Shares 259,000 Value ($000) $34,602 Avg Close — Range —
Q2 2018
Shares 259,000 Value ($000) $41,217 Avg Close — Range —
Q1 2018
Shares 157,000 Value ($000) $22,456 Avg Close — Range —
Q2 2016
Shares 65,000 Value ($000) $8,971 Avg Close — Range —
Q1 2016
Shares 1,300,538 Value ($000) $180,489 Avg Close — Range —
Q4 2015
Shares 1,646,638 Value ($000) $265,059 Avg Close — Range —
Q3 2015
Shares 1,646,638 Value ($000) $219,579 Avg Close — Range —
Q2 2015
Shares 1,646,638 Value ($000) $188,672 Avg Close — Range —
Q1 2015
Shares 1,646,638 Value ($000) $196,592 Avg Close — Range —
Q4 2014
Shares 1,581,638 Value ($000) $230,445 Avg Close — Range —
Q3 2014
Shares 1,581,638 Value ($000) $208,286 Avg Close — Range —
Q2 2014
Shares 1,574,261 Value ($000) $196,987 Avg Close — Range —
Q1 2014
Shares 1,322,000 Value ($000) $211,837 Avg Close — Range —
Q4 2013
Shares 1,165,000 Value ($000) $156,693 Avg Close — Range —