JANUS HENDERSON INVESTORS US LLC - ATHENAHEALTH INC ownership

ATHENAHEALTH INC's ticker is ATHN and the CUSIP is 04685W103. A total of 228 filers reported holding ATHENAHEALTH INC in Q1 2015. The put-call ratio across all filers is 1.51 and the average weighting 0.3%.

Quarter-by-quarter ownership
JANUS HENDERSON INVESTORS US LLC ownership history of ATHENAHEALTH INC
ValueSharesWeighting
Q1 2017$644,440,000
+6.8%
5,718,746
-0.4%
0.53%
+3.7%
Q4 2016$603,596,000
-1.5%
5,738,978
+18.1%
0.51%
-1.7%
Q3 2016$612,946,000
+8.2%
4,860,008
+18.4%
0.52%
+7.5%
Q2 2016$566,471,000
+21.6%
4,104,647
+22.3%
0.48%
+19.1%
Q1 2016$465,660,000
-13.2%
3,355,150
+0.7%
0.40%
-11.6%
Q4 2015$536,209,000
-43.0%
3,331,166
-52.8%
0.46%
+8.0%
Q3 2015$941,082,000
+133.8%
7,057,168
+100.8%
0.42%
+27.8%
Q2 2015$402,593,000
+9.8%
3,513,817
+14.4%
0.33%
+9.6%
Q1 2015$366,755,000
-18.4%
3,071,818
-0.4%
0.30%
-21.6%
Q4 2014$449,385,000
+17.5%
3,084,237
+6.2%
0.38%
+10.3%
Q3 2014$382,510,000
+17.8%
2,904,635
+11.8%
0.35%
+17.5%
Q2 2014$324,589,000
-16.5%
2,596,912
+7.0%
0.30%
-18.0%
Q1 2014$388,938,000
+7.5%
2,427,229
-9.7%
0.36%
+6.2%
Q4 2013$361,670,000
+10.8%
2,688,958
-10.6%
0.34%
+5.2%
Q3 2013$326,547,000
+45.5%
3,007,911
+13.6%
0.32%
+38.5%
Q2 2013$224,403,0002,648,7560.23%
Other shareholders
ATHENAHEALTH INC shareholders Q1 2015
NameSharesValueWeighting ↓
Barton Investment Management 233,474$31,061,0006.82%
ARK Investment Management 379,439$50,481,0004.02%
Nikko Asset Management Americas, Inc. 828,300$107,744,0002.81%
PURA VIDA INVESTMENTS, LLC 50,000$6,652,0002.78%
Avalon Global Asset Management LLC 40,780$5,425,0002.68%
RIVERBRIDGE PARTNERS LLC 938,388$124,843,0002.41%
GAGNON SECURITIES LLC 39,992$5,321,0001.89%
Gagnon Advisors, LLC 16,923$2,251,0001.65%
BUSH ODONNELL INVESTMENT ADVISORS INC 9,256$1,231,0001.00%
MILLER VALUE PARTNERS, LLC 170,045$22,623,0000.96%
View complete list of ATHENAHEALTH INC shareholders