A.R.T. Advisors, LLC - K2M GROUP HLDGS INC ownership

K2M GROUP HLDGS INC's ticker is KTWO and the CUSIP is 48273J107. A total of 145 filers reported holding K2M GROUP HLDGS INC in Q1 2018. The put-call ratio across all filers is - and the average weighting 0.1%.

Quarter-by-quarter ownership
A.R.T. Advisors, LLC ownership history of K2M GROUP HLDGS INC
ValueSharesWeighting
Q1 2018$849,000
-10.2%
44,814
+0.5%
0.03%
-29.2%
Q3 2017$945,000
+19.2%
44,572
+36.8%
0.05%
+14.3%
Q2 2017$793,000
+240.3%
32,572
+186.4%
0.04%
+281.8%
Q1 2017$233,000
-59.1%
11,372
-60.6%
0.01%
-59.3%
Q4 2015$569,000
-40.8%
28,846
-44.2%
0.03%
-25.0%
Q3 2015$961,000
+278.3%
51,679
+192.5%
0.04%
+200.0%
Q3 2014$254,00017,6700.01%
Other shareholders
K2M GROUP HLDGS INC shareholders Q1 2018
NameSharesValueWeighting ↓
SECTORAL ASSET MANAGEMENT INC 896,714$19,019,0002.45%
Iguana Healthcare Management, LLC 400,000$8,484,0002.34%
KOPP INVESTMENT ADVISORS LLC 98,256$2,084,0001.91%
First Light Asset Management, LLC 275,173$5,836,0001.85%
BROADVIEW ADVISORS LLC 499,465$10,594,0001.54%
Cortina Asset Management, LLC 1,736,285$36,827,0001.51%
EMERALD ADVISERS, LLC 1,093,661$23,197,0000.94%
EMERALD MUTUAL FUND ADVISERS TRUST 921,137$19,537,0000.81%
NEXT CENTURY GROWTH INVESTORS LLC 297,000$6,299,0000.76%
Elk Creek Partners, LLC 369,469$7,836,0000.49%
View complete list of K2M GROUP HLDGS INC shareholders