ATHENAHEALTH INC

CUSIP: 04685W103 Class: COMMON STOCK

ArrowMark Colorado Holdings LLC's Holding History (CIK: 0001483859)

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

Q4 2018
Shares 485,480 Value ($000) $64,049 Avg Close — Range —
Q3 2018
Shares 488,495 Value ($000) $65,263 Avg Close — Range —
Q2 2018
Shares 519,935 Value ($000) $82,742 Avg Close — Range —
Q1 2018
Shares 503,994 Value ($000) $72,086 Avg Close — Range —
Q4 2017
Shares 511,863 Value ($000) $68,098 Avg Close — Range —
Q3 2017
Shares 393,452 Value ($000) $48,930 Avg Close — Range —
Q2 2017
Shares 518,131 Value ($000) $72,823 Avg Close — Range —
Q1 2017
Shares 498,359 Value ($000) $56,160 Avg Close — Range —
Q4 2016
Shares 454,069 Value ($000) $47,754 Avg Close — Range —
Q3 2016
Shares 182,310 Value ($000) $22,993 Avg Close — Range —
Q2 2016
Shares 173,912 Value ($000) $24,002 Avg Close — Range —
Q1 2016
Shares 161,302 Value ($000) $22,385 Avg Close — Range —
Q4 2015
Shares 118,521 Value ($000) $19,078 Avg Close — Range —
Q3 2015
Shares 115,678 Value ($000) $15,426 Avg Close — Range —
Q2 2015
Shares 119,791 Value ($000) $13,726 Avg Close — Range —
Q1 2015
Shares 109,135 Value ($000) $13,030 Avg Close — Range —
Q4 2014
Shares 142,717 Value ($000) $20,794 Avg Close — Range —
Q3 2014
Shares 101,685 Value ($000) $13,391 Avg Close — Range —
Q2 2014
Shares 125,979 Value ($000) $15,764 Avg Close — Range —
Q4 2013
Shares 82,225 Value ($000) $11,059 Avg Close — Range —
Q3 2013
Shares 99,990 Value ($000) $10,857 Avg Close — Range —