ATHENAHEALTH INC

CUSIP: 04685W103 Class: COMMON STOCK

RIVERBRIDGE PARTNERS LLC's Holding History (CIK: 0001112325)

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

Q4 2018
Shares 10,321 Value ($000) $1,362 Avg Close — Range —
Q3 2018
Shares 885,255 Value ($000) $118,270 Avg Close — Range —
Q2 2018
Shares 915,520 Value ($000) $145,696 Avg Close — Range —
Q1 2018
Shares 941,719 Value ($000) $134,694 Avg Close — Range —
Q4 2017
Shares 938,388 Value ($000) $124,843 Avg Close — Range —
Q3 2017
Shares 981,741 Value ($000) $122,089 Avg Close — Range —
Q2 2017
Shares 1,033,842 Value ($000) $145,306 Avg Close — Range —
Q1 2017
Shares 1,057,142 Value ($000) $119,129 Avg Close — Range —
Q4 2016
Shares 1,036,171 Value ($000) $108,974 Avg Close — Range —
Q3 2016
Shares 1,072,483 Value ($000) $135,261 Avg Close — Range —
Q2 2016
Shares 980,305 Value ($000) $135,292 Avg Close — Range —
Q1 2016
Shares 964,579 Value ($000) $133,864 Avg Close — Range —
Q4 2015
Shares 964,701 Value ($000) $155,288 Avg Close — Range —
Q3 2015
Shares 1,117,392 Value ($000) $149,004 Avg Close — Range —
Q2 2015
Shares 1,139,319 Value ($000) $130,543 Avg Close — Range —
Q1 2015
Shares 1,052,451 Value ($000) $125,652 Avg Close — Range —
Q4 2014
Shares 1,043,467 Value ($000) $152,033 Avg Close — Range —
Q3 2014
Shares 1,080,324 Value ($000) $142,268 Avg Close — Range —
Q2 2014
Shares 748,726 Value ($000) $93,688 Avg Close — Range —
Q1 2014
Shares 723,400 Value ($000) $115,918 Avg Close — Range —
Q4 2013
Shares 1,121,012 Value ($000) $150,776 Avg Close — Range —