SIMPLEX TRADING, LLC - ATHENAHEALTH INC ownership

ATHENAHEALTH INC's ticker is ATHN and the CUSIP is 04685W103. A total of 221 filers reported holding ATHENAHEALTH INC in Q3 2015. The put-call ratio across all filers is 1.04 and the average weighting 0.3%.

Quarter-by-quarter ownership
SIMPLEX TRADING, LLC ownership history of ATHENAHEALTH INC
ValueSharesWeighting
Q3 2018$1,873,000
-26.9%
14,025
-12.9%
0.01%
-40.0%
Q2 2018$2,562,000
+653.5%
16,104
+575.8%
0.01%
-33.3%
Q1 2018$340,000
+58.9%
2,383
+40.4%
0.02%0.0%
Q3 2016$214,000
+67.2%
1,697
+83.9%
0.02%
+50.0%
Q1 2016$128,000
-87.8%
923
-85.8%
0.01%
-87.8%
Q4 2015$1,046,000
+337.7%
6,500
+261.3%
0.08%
+355.6%
Q3 2015$239,000
-70.8%
1,799
-73.8%
0.02%
-81.1%
Q1 2015$819,000
+130.1%
6,865
+181.0%
0.10%
+120.9%
Q4 2014$356,0002,4430.04%
Other shareholders
ATHENAHEALTH INC shareholders Q3 2015
NameSharesValueWeighting ↓
HUNTINGTON NATIONAL BANK 1$1350.00%
View complete list of ATHENAHEALTH INC shareholders