ATHENAHEALTH INC

CUSIP: 04685W103 Class: COMMON STOCK

JANUS HENDERSON GROUP PLC's Holding History (CIK: 0001274173)

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

Q4 2018
Shares 2,448,360 Value ($000) $323,012 Avg Close — Range —
Q3 2018
Shares 4,711,553 Value ($000) $629,463 Avg Close — Range —
Q2 2018
Shares 4,787,858 Value ($000) $761,940 Avg Close — Range —
Q1 2018
Shares 4,916,884 Value ($000) $703,262 Avg Close — Range —
Q4 2017
Shares 5,077,894 Value ($000) $675,563 Avg Close — Range —
Q3 2017
Shares 4,660,471 Value ($000) $579,576 Avg Close — Range —
Q2 2017
Shares 5,079,021 Value ($000) $713,856 Avg Close — Range —