GILDER GAGNON HOWE & CO LLC - ATHENAHEALTH INC ownership

ATHENAHEALTH INC's ticker is ATHN and the CUSIP is 04685W103. A total of 249 filers reported holding ATHENAHEALTH INC in Q4 2016. The put-call ratio across all filers is 1.14 and the average weighting 0.3%.

Quarter-by-quarter ownership
GILDER GAGNON HOWE & CO LLC ownership history of ATHENAHEALTH INC
ValueSharesWeighting
Q4 2018$79,000
-77.6%
601
-77.2%
0.00%
-75.0%
Q3 2018$352,000
-19.8%
2,635
-4.5%
0.00%
-20.0%
Q2 2018$439,000
+10.3%
2,760
-0.8%
0.01%0.0%
Q1 2018$398,000
+7.6%
2,782
-0.0%
0.01%0.0%
Q4 2017$370,000
+5.7%
2,783
-1.2%
0.01%0.0%
Q3 2017$350,000
-11.6%
2,8170.0%0.01%
-16.7%
Q2 2017$396,000
-67.7%
2,817
-74.1%
0.01%
-71.4%
Q1 2017$1,225,000
-2.4%
10,870
-8.9%
0.02%
-16.0%
Q4 2016$1,255,000
-35.3%
11,933
-22.4%
0.02%
-24.2%
Q3 2016$1,940,000
-9.1%
15,380
-0.6%
0.03%
-21.4%
Q2 2016$2,135,000
-1.1%
15,472
-0.5%
0.04%0.0%
Q1 2016$2,158,000
-11.7%
15,549
+2.3%
0.04%
+7.7%
Q4 2015$2,445,000
+490.6%
15,192
+389.9%
0.04%
+457.1%
Q3 2015$414,000
+16.3%
3,101
-0.1%
0.01%
+40.0%
Q2 2015$356,000
-90.3%
3,104
-89.9%
0.01%
-90.2%
Q1 2015$3,670,000
-22.9%
30,741
-5.9%
0.05%
-28.2%
Q4 2014$4,760,000
-6.8%
32,670
-15.8%
0.07%
-4.1%
Q3 2014$5,108,000
+6.0%
38,790
+0.7%
0.07%
+15.6%
Q2 2014$4,821,000
+0.9%
38,531
+29.2%
0.06%
-1.5%
Q1 2014$4,777,000
+40.6%
29,813
+18.1%
0.06%
+35.4%
Q4 2013$3,397,000
+22.8%
25,254
-0.9%
0.05%
+11.6%
Q3 2013$2,767,000
-99.9%
25,481
-0.7%
0.04%
+4.9%
Q2 2013$2,174,120,00025,6600.04%
Other shareholders
ATHENAHEALTH INC shareholders Q4 2016
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