A.R.T. Advisors, LLC - NATUS MEDICAL INC DEL ownership

NATUS MEDICAL INC DEL's ticker is NTUS and the CUSIP is 639050103. A total of 191 filers reported holding NATUS MEDICAL INC DEL in Q3 2015. The put-call ratio across all filers is 1.69 and the average weighting 0.2%.

Quarter-by-quarter ownership
A.R.T. Advisors, LLC ownership history of NATUS MEDICAL INC DEL
ValueSharesWeighting
Q4 2019$225,000
-16.0%
6,824
-34.5%
0.01%
-26.7%
Q2 2019$268,000
-29.8%
10,424
-7.1%
0.02%
-40.0%
Q4 2018$382,000
+44.7%
11,224
+47.7%
0.02%
+56.2%
Q4 2016$264,000
-63.9%
7,600
-60.1%
0.02%
-51.5%
Q1 2016$732,000
-34.5%
19,062
-18.1%
0.03%
-37.7%
Q4 2015$1,117,000
+56.9%
23,262
+28.8%
0.05%
+103.8%
Q3 2015$712,000
+64.4%
18,062
+77.5%
0.03%
+85.7%
Q2 2015$433,000
+11.9%
10,177
+3.7%
0.01%
+7.7%
Q1 2015$387,000
-55.7%
9,817
-71.7%
0.01%
-71.1%
Q2 2014$873,00034,7460.04%
Other shareholders
NATUS MEDICAL INC DEL shareholders Q3 2015
NameSharesValueWeighting ↓
Lyon Street Capital, LLC 755,167$29,640,00011.88%
BEDDOW CAPITAL MANAGEMENT INC 192,015$7,537,0002.98%
DARUMA CAPITAL MANAGEMENT LLC 1,300,949$51,062,0002.98%
ASHFORD CAPITAL MANAGEMENT INC 276,803$10,865,0002.09%
IMPAX ASSET MANAGEMENT LLC 673,222$26,424,0001.48%
MOODY ALDRICH PARTNERS LLC 18,315$719,0001.23%
Motley Fool Asset Management LLC 136,900$5,373,0001.16%
COLUMBIA WANGER ASSET MANAGEMENT LLC 2,030,207$79,686,0001.12%
AlphaOne Investment Services, LLC 100,818$3,956,0000.99%
Mirador Capital Partners LP 30,934$1,214,0000.88%
View complete list of NATUS MEDICAL INC DEL shareholders